HomeMy WebLinkAboutBID - 7044 MISCELLANEOUS STREET IMPROVEMENTSY
ADDENDUM No. 1
SPECIFICATIONS AND CONTRACT DOCUMENTS
Description of RFP 7044: Miscellaneous Street Improvements
OPENING DATE: 3:00 P.M. (Our Clock) June 30, 2009
Financial Services
Purchasing Division
215 N. Mason St. 2nd Floor
PO Box 580
Fort Collins, CO 80522
970.221.6775
970.221.6707
fcgov. com/purchasing
To all prospective bidders under the specifications and contract documents described
above, the following changes are hereby made.
CHANGES/CLARIFICATIONS:
The Bid Opening Date has been changed to June 30, 2009
I. Pre -Bid Clarifications Not Resulting in Changes to the Bid Documents:
A. Any potholing shall be bid as incidental to the work performed and shall be the
responsibility of the contractor. No line item for potholing will be provided for this
contract.
B. For relocations of fire hydrants and water meters covered by bid items 210-04
and 210-05, assume all materials will be provided by the City except for pipe
which will be covered by and paid for under a separate line item provided in the
bid tab.
C. Clarification for bid item 210-07. Assume all relocations of irrigation services will
utilize existing taps.
D. Clarification for 605-01 Rip Rap. Bid assuming a d50 12" Class M rip rap.
E. Clarification for 603-27 Trash Racks. Bid assuming a 24" trash rack installation.
F. Clarification for 603-37, 38 & 39. Bid sewer pipe installation assuming a depth
with 3 feet of cover over the pipe. Any additional cover will be negotiated as a
time, materials and labor cost.
G. Clarification for 604-01 thru 604-11. Bid installation at a 6 foot depth. Any
additional depth will be negotiated on a time, materials and labor cost.
H. Q: Is material pricing "locked" for one year with this contract?
A: Yes. Please bid accordingly.
where renewal is s way of l i f
619-26
1" Meter Pit with 3/4" Yoke
1
EA
619-27
1" Air Vac Assembly
1
EA
619-28
8" Gate Valve (open left w/ Valve Box
1
EA
619-29
8" Gate Valve (open right) w/ Valve Box
1
EA
619-30
16"x16"x8" Tapping Saddle w/ T.B.
1
EA
619-31
8" Tapping Gate Valve w/ Valve Box
1
EA
619-32
Join to Existing 8" Water Line
1
EA
619-33
Join to Existing 12" Water Line
1
EA
619-34
Join to Existing 16" Water Line
1
EA
619-35
Join to Existing 24" Water Line
1
EA
626-01
Mobilization
See S
ecification
630-01
Traffic Control Supervisor
1
Da
630-02
Flagging
8
Hour
900-01
4" CL-200 PVC Main 4.5 cover
100
LF
900-02
6" CL-200 PVC Main 4.5 cover
100
LF
900-03
Cap Irrigation Line
2
EA
900-04
Sprinkler Line Install Trenching and Backfill
100
LF
900-05
Mainline PVC Class 200 ( 3" Welded)
100
LF
900-06
Laterals PVC 200 2"-11/2"-1"
100
LF
900-07
Remote Control Zone Valves
2
EA
900-08
Isolation Gate Valves 2" Square Nut
2
EA
900-09
Valve Boxes
2
EA
900-10
Control System 18 Station
1
EA
900-11
Electric Control Wiring ( 5 Wires #14 Feed and
# 12 Common)
100
LF
900-12
Gear Driven Rotor Heads Rainbird)
2
EA
TOTAL IN WORDS
Material Costs
Total Base Bid $
Cost plus % for materials costing less than $500.00. Maximum allowed is 10%
Cost plus % for materials costing $500.00 or more. Maximum allowed is 8%
Bubbler Assembly: as presented in drawings and installation details.
DRIP IRRIGATION COMPONENTS
Remote Control Valve (RCV) Assembly for Drip Laterals: as presented in drawings
and installation details.
Zone Control Valve Assembly: as presented in drawings and installation details.
Drip Emitter Assembly:
Use emitter device as presented in drawings and installation details.
Use flexible plastic distribution tubing to direct water from emitter outlet to
emission point. Use distribution tubing compatible with emitters. Do
not exceed five feet length between emitter and distribution tubing
outlet. Use tubing stakes to anchor distribution tubing.
Flush Cap Assembly: as presented in drawings and installation details.
INDEPENDENT CONTROL SYSTEM COMPONENTS
Irrigation Controller Assembly:
As presented in drawings and installation details.
Lightning protection: Provide one 12"x36"x0.0625" ground plate, one 5/8"x10
foot copper clad UL listed grounding rod, 30 feet of #6 AWG bare copper
grounding wire, two 6-inch round valve boxes, and one CADWELD connector
at each satellite controller group.
Wire markers: Prenumbered or labeled with indelible nonfading ink, made of
permanent, nonfading material.
Switch/Outlet: Use 120 VAC, 15 amp combination switch/GFCI outlet.
Irrigation Controller Assembly enclosure:
As presented conceptually in installation details.
Constructed of stainless steel with free -flow ventilation. Prepare shop
drawings to show exact placement of all components housed in
enclosure.
Low Voltage Control Wire:
Use American Wire Gauge (AWG) No. 14-1 solid copper, 600 volt, Type OF
or PE cable, UL approved for direct underground burial for individual
control wires and spare control wires from the controller assembly to
each remote control valve or stub -out location. Use American Wire
Gauge (AWG) No. 12-1 solid copper, 600 volt, Type OF or PE cable,
UL approved for direct underground burial for common ground wire
T
and spare common wires from controller assembly to each remote
control valve or stub -out location.
Color: Use continuous color for wire jacket over entire length. Install low
voltage wires using the following color coding:
■ Controller "A" control wires: Red
■ Controller "A" common wire: White with red stripe
■ Controller "B" control wires: Brown
■ Controller "B" common wire: White with brown stripe
■ Spare control wires along wire routing from each controller:
Yellow with stripe matching control wire color
■ Spare common wires along wire routing from each controller:
White with yellow stripe
■ Splices: Use 3M DBY or 3M DBR wire connector with
waterproof sealant.
Electrical conduit: Use PVC Schedule 40 conduit conforming to
dimensions and tolerances established by ASTM Standard D-1785.
Use Schedule 40, Type 1, PVC solvent weld sweep fittings for PVC
conduit conforming to ASTM Standards D2466 and D1784.
Warning tape: Inert plastic film highly resistant to alkalis, acids, or
other destructive chemical components likely to be encountered in
soils. Three inches wide, colored red, and imprinted with "CAUTION:
BURIED ELECTRIC LINE BELOW." All wire and tape will be
incidental the installation of the mainline.
OTHER COMPONENTS
Tools and Spare Parts: Furnish operating keys, servicing tools, test equipment,
spare parts and other items indicated in drawings and specifications.
Other Materials: Provide other materials or equipment shown on drawings or
installation details that are part of irrigation system, even though items may
not have been referenced in specifications.
PART 3: EXECUTION
3.01 INSPECTIONS AND REVIEWS
A. Site Inspections:
Verify construction site conditions and note irregularities affecting
work of this section. Report irregularities in writing to Owner's
Representative prior to beginning work.
Commencement of work implies acceptance of existing site
conditions.
B. Utility Locates ("Call Before You Dig"):
1. Arrange and coordinate Utility Locates with local authorities prior to
construction.
2. Repair underground utilities that are damaged during construction.
Make repairs at no additional cost to contract price.
3.02 LAYOUT OF WORK
A. Stake out irrigation system. Items staked include: backflow preventer,
sprinklers, pipe, sleeves, control valves, air/vacuum relief valves, controller
assemblies and isolation valves.
B. Irrigation System Layout Review: Irrigation system layout review will occur
after staking has been completed. Notify Owner's Representative one week
in advance of review. Modifications will be identified by Owner's
Representative at this review.
C. Install irrigation components inside of project property lines.
3.03 EXCAVATION, TRENCHING, AND BACKFILLING
A. Excavate and install pipes at minimum cover indicated in drawings or
specifications. Excavate trenches at appropriate width for connections and
fittings.
B. Minimum cover (distance from top of pipe or control wire to finish grade):
1. Mainline pipe: (24-inches) to top of pipe.
2. Electrical conduit: (24-inches) to top of pipe.
3. Control wire: 2-inch lateral offset from bottom of mainline pipe.
4. Lateral pipe to sprinklers and bubblers: (12-inches) to top of pipe.
5. Manifold pipe to drip system zone control valves: (12-inches)to top of
pipe.
6. Drip lateral pipe in turf downstream of drip system zone control valves:
(6-inches) to top of pipe.
7. Drip lateral pipe in planting beds downstream of drip system zone
control valves: Secure to finish grade with approved tubing stakes.
Install and test prior to installation of landscape fabric and mulch.
8. PVC UV radiation resistant lateral pipe: Secure to finish grade with
approved tubing stakes.
C. Maintain at least 10-feet clearance from centerline of trees.
D. PVC lateral pipes may not be pulled into soil. Piping must be installed in open
trench. Install pipe at burial depths listed above.
E. Backfill only after lines have been reviewed and tested.
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F. Excavated material is generally satisfactory for backfill. Use backfill free from
rubbish, vegetable matter, and stones larger than 2-inches in maximum
diameter. Remove material not suitable for backfill. Use backfill free of sharp
objects next to pipe.
G. Backfill buried pipe and sleeves in either of the following manners:
1. Backfill trench by depositing backfill material equally on both sides of
pipe in 6-inch layers and compacting to density of surrounding soil.
H. Backfill buried pipe and sleeves by depositing backfill material equally on
both sides of pipe in 6-inch layers and compacting each layer to 90 percent
Standard Proctor Density, ASTM D698-78. Use of water for compaction,
"puddling", will not be permitted.
[. Enclose pipe and wiring beneath roadways and hardscapes in separate
sleeves. Minimum compaction of backfill for sleeves shall be 95 percent
Standard Proctor Density, ASTM D698-78. Use of water for compaction
around sleeves, "puddling", will not be permitted.
J. Dress backfilled areas to original grade.
K. Contact Owner's Representative for trench depth adjustments where utilities
conflict with irrigation trenching and pipe work.
3.04 SLEEVING AND BORING
A. Provide sleeving at depth that permits encased pipe or wiring to remain at
specified burial depth.
B. Trim existing sleeve ends twelve inches beyond edge of hardscape to
meeting grading requirements. Existing sleeve modification will be
considered incidental to installation of the irrigation system.
C. Bore for sleeves under obstructions that cannot be removed. Employ
equipment and methods designed for horizontal boring.
3.05 ASSEMBLING PIPE AND FITTINGS
A. General:
Keep pipe free from dirt and debris. Cut pipe ends square, debur and
clean as recommended by manufacturer.
2. Keep ends of assembled pipe capped. Remove caps only when
necessary to continue assembly.
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3. Trenches may be curved to change direction or avoid obstructions
within limits of the curvature of pipe. Curvature results from bending of
pipe lengths. Do not exceed pipe and fitting manufacturer's allowable
deflection at joints. Minimum radius of curvature and offset per 20-foot
length of pipe -by -pipe size are shown in following table.
SIZE
RADIUS
OFFSET
PER 20'
LENGTH
1 '/2"
25'
T-8"
2"
25'
71811
2 Y2"
100'
1'-11"
3"
100'
1'-11"
B. Mainline Pipe and Fittings:
Use only strap -type friction wrenches for threaded plastic pipe.
2. PVC Rubber-Gasketed Pipe (Y and Above):
a. Use pipe lubricant. Join pipe in manner recommended by
manufacturer and in accordance with accepted industry
practices.
3. PVC Solvent Weld Pipe:
a. Use primer and solvent cement. Join pipe in manner
recommended by manufacturer and in accordance with
accepted industry practices.
b. Cure for 30 minutes before handling and 24 hours before
allowing water in pipe.
C. Snake pipe from side to side within trench.
4. . Fittings:
a. Use of cross type fittings is not permitted.
b. Do not strike ductile iron fittings with metallic tools. Cushion
blows with wood block or similar shock absorber.
C. Lateral Pipe and Fittings:
1. Use only strap -type friction wrenches for threaded plastic pipe.
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2. PVC Solvent Weld Pipe:
a. Use primer and solvent cement. Join pipe in manner
recommended by manufacturer and in accordance with
accepted industry practices.
b. Cure for 30 minutes before handling and 24 hours before
pressurizing or installing with vibratory plow.
C. Snake pipe from side to side within trench.
3. UV Radiation Resistant Polyethylene Pipe:
a. Join pipe in manner recommended by manufacturer and in
accordance with accepted industry practices.
b. Snake pipe from side to side within trench. Do not compress or
crimp pipe with stake, staple or other construction activity.
4. Fittings:. Use of cross type fittings is not permitted.
D. Specialized Pipe and Fittings:
Copper Pipe:
a. Use flux and solder. Join pipe in manner recommended by
manufacturer and in accordance with local codes and accepted
industry practices.
b. Solder so that continuous bead shows around the joint
circumference.
Low Density Polyethylene Hose: Install hose and compatible fittings in
manner recommended by manufacturer and in accordance with
accepted industry practices.
2. PVC Threaded Connections:
a. Use only factory -formed threads. Field -cut threads are not
permitted.
b. Apply thread sealant in manner recommended by component,
pipe and sealant manufacturers and in accordance with
accepted industry practices.
C. Use plastic components with male threads and metal
components with female threads where connection is plastic -
to -metal. .
E. Thrust Blocks:
1. Use thrust blocks for fittings on pipe greater than or equal to three-
inch (Y) diameter, or any diameter of rubber gasketed pipe.
2. Size, orient, and place cast -in -place concrete against undisturbed soil
as shown on installation details.
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3. Wrap fitting or component with plastic to protect bolts, joint, gasket
and fitting from concrete. Do not bury fitting or component in concrete.
4. Commercially delivered concrete requires a 3,000 PSI mix.
5. If pre -mix bags are used, mix per manufacturer's recommendations
(maximum one gallon of water to 80-pound bag of pre -mix).
6. Contractor is responsible for performing a slump test (minimum of
two -inches (T) to a maximum of four -inches (4")) if requested by
Owner's Representative.
Joint Restraint Harness:
Use on pipe greater than or equal to three-inch (Y) diameter or any
diameter of rubber gasketed pipe. Use a joint restraint harness
wherever joints are not positively restrained by flanged fittings,
threaded fittings and/or thrust blocks.
Use a joint restraint harness with transition fittings between metal and
PVC pipe, where weak trench banks do not allow use of thrust blocks,
or where extra support is required to retain fitting or joint.
Use restrained casing spacers for gasketed pipe routed through
sleeving. Install harness in the manner recommended by the
manufacturer and in accordance with accepted industry practices.
Install self -restraining casing spacers at all gasketed pipe bell joints
and every ten feet along the gasketed mainline pipe installed through
sleeving. Provide correct number and type of restraints per
manufacturer's requirements.
3.06 INSTALLATION OF MAINLINE COMPONENTS
A. Winterization Assembly: Provide where indicated on drawings. Brand "WA"
on valve box lid in two-inch (2") high letters.
B. Reduced Pressure Backflow Prevention Assembly: Provide where indicated
on the drawings. Provide assembly so that its elevation, orientation, access,
and drainage conform to manufacturer's recommendations and applicable
health codes. Provide enclosure as indicated on drawings.
C. Pressure Reducing Master Valve Assembly: Provide where indicated on
drawings. Brand "MCV" on valve box lid in two-inch (2") high letters.
D. Isolation Gate Valve Assembly: Provide where indicated on drawings. Install
at least twelve inches (12") from and align with adjacent walls or edges of
paved areas. Brand "GV" on valve box lid in two-inch (2") high letters.
Quick Coupling Valve Assembly: Provide where indicated on drawings. Brand
"QC" on valve box lid in two-inch (2") high letters.
F. Air -Vacuum Relief Valve Assembly: Install where indicated on drawings or nearest
high point, not closer than two feet (2') from nearest fitting. Brand "AV" on valve box
lid in two-inch (2") high letters.
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3.07 INSTALLATION OF SPRINKLER AND BUBBLER IRRIGATION COMPONENTS
A. Remote Control Valve (RCV) Assembly for Sprinkler and Bubbler Laterals:
1. Flush mainline before installation of RCV assembly.
2. Provide where indicated on drawings. Use wire connectors and
waterproof sealant to connect control wires to remote control valve
wires. Provide connectors and sealant per manufacturer's
recommendations.
3. Provide only one RCV to a valve box. Locate valve box at least twelve
inches (12") from and align with nearby walls or edges of paved areas.
Group RCV assemblies together where practical. Align grouped valve
boxes in uniform patterns. Allow at least twelve inches (12") between
valve boxes. Brand controller letter and station number on valve box
lid in two-inch (2") high letters.
4. Adjust RCV assembly to regulate downstream operating pressure.
5. Attach ID tag with controller station number to control wiring.
Sprinkler Assembly:
1. Flush lateral pipe before installing sprinkler assembly.
2. Provide per installation details at locations shown on drawings.
3. Locate spray bodies three inches (T) from adjacent walls, fences, or
edges of paved areas.
4. Install sprinklers perpendicular to finish grade.
5. Provide appropriate nozzle or adjust arc of coverage of each sprinkler
for best performance and uniform coverage.
6. Adjust radius of throw of each sprinkler for best performance and
uniform coverage.
C. Bubbler Assembly:
1. Flush lateral pipe before installing bubbler assembly.
2. Provide bubbler assembly per installation details at locations shown or
directed on drawings.
3.08 INSTALLATION OF DRIP IRRIGATION COMPONENTS
A. Remote Control Valve (RCV) Assembly for Drip Laterals:
1. Flush mainline pipe before installing RCV assembly.
2. Locate as shown on drawings. Connect control wires to remote control
valve wires using wire connectors and waterproof sealant. Provide
connectors and sealant per manufacturer's recommendations.
3. Provide only one RCV to valve box. Locate at least twelve inches (12")
from and align with nearby walls or edges of paved areas. Group RCV
assemblies together where practical. Align grouped valve boxes in
uniform patterns. Allow at least twelve inches (12") between valve
boxes. Brand controller letter and station number on valve box lid in
two-inch (T) high letters.
4. Arrange grouped valve boxes in rectangular patterns. Set RCV
assembly discharge pressure to 30 PSI.
B. Zone Control Valve Assembly: Provide where indicated on drawings. Install
at least twelve inches (12") from and align with adjacent walls or edges of
paved areas. Brand "ZCV" on valve box lid in two-inch (2") high letters.
C. Drip Emitter Assembly:
1. Locate as shown on drawings and installation details.
2. Flush lateral pipe before installing emitter assembly.
3. Cut emitter outlet distribution tubing square.
4. Use tools manufactured, and techniques recommended, by emitter
manufacturer.
D. Flush Cap Assembly: Provide at end of each drip irrigation lateral pipe as
shown and directed on drawings and installation details. Install at least twelve
inches (12") from and align with adjacent walls or edges of paved areas.
Brand TC" on valve box lid in two-inch (T) high letters.
3.09 INSTALLATION OF INDEPENDENT CONTROL SYSTEM COMPONENTS
A. Irrigation Controller Assembly:
1. Location of controller assembly as depicted on drawings is
approximate; Owner's Representative will determine exact site
location upon commencement of contract. Install controller assembly
and enclosure in accordance with controller manufacturer
recommendations.
2. Lightning protection: Drive full length of grounding rod into soil. Space
rod and grounding plate 20 feet apart in straight line away from each
controller group. Connect #6 AWG copper grounding wire to rod using
CADWELD connection. Install six-inch (T) round valve box over each
CADWELD connection and grounding plate connection. Provide
connection of grounding wire between controllers in groups in
accordance with controller manufacturer or distributor's
recommendations.
3. Coordinate installation of electrical service in accordance with local
codes. Provide primary surge protection arrestors on incoming power
lines in accordance with controller manufacturer recommendations.
4. Provide one valve output surge protection arrestor on each control
wire and one for common wire.
5. Connect control wires to corresponding controller terminal. Attach wire
markers to ends of control wires inside controller assembly housing.
Label wires with identification number (see drawings) of remote
control valve to which control wire is connected.
97
6. Provide combination switch/GFCI outlet in accordance with local
codes inside controller pedestal or assembly enclosure.
Low Voltage Control Wire:
1. Bundle control wires where two or more are in same trench. Bundle
with pipe wrapping tape spaced at ten -foot (10) intervals. Do not tape
wires together where contained within sleeving or conduit.
2. Provide 24-inch excess length of wire in eight -inch (8") diameter loop
at each 90-degree change of direction, at both ends of sleeves, and at
100-foot intervals along continuous runs of wiring. Do not tape or tie
wiring loop. Coil 30-inch length of wire within each remote control
valve box.
3. Install common ground wire and one control wire for each remote
control valve. Multiple valves on single control wire are not permitted.
4. If control wire must be spliced, make splice with wire connectors and
waterproof sealant, installed per manufacturer's instructions. Locate
splice in valve box that contains irrigation valve assembly, or in
separate standard rectangular valve box. Use same procedure for
connection to valves as for in -line splices.
5. Install wire parallel with and below mainline pipe unless noted
otherwise on plans.
3.10 INSTALLATION OF OTHER COMPONENTS
A. Tools and Spare Parts: Prior to Review at completion of construction, supply
to Owner operating keys, servicing tools, spare parts, test equipment, and
other items indicated in General Notes on the drawings.
B. Other Materials: Provide other materials or equipment shown on drawings or
installation details that are part of irrigation system, even though items may
not have been referenced in specifications.
3.11 PROJECT RECORD (AS -BUILT) DRAWINGS
A. Document changes to design. Maintain on -site and separate from documents
used for construction, one complete set of contract documents as Project
Documents. Keep documents current. Do not permanently cover work until
accurate "as -built" information is recorded.
B. Record pipe and wiring network alterations on a daily basis. Record work that
is installed differently than shown on construction drawings. Record accurate
reference dimensions, measured from at least two permanent reference
points, of each irrigation system valve, each backflow prevention device,
each controller assembly and other irrigation components enclosed within
valve box.
91
CONTRACT AWARD
Award will be based upon (1) the most favorable total cost for the labor, material and mark-up
requirements stated below and (2) the Service Provider meeting the requirements of the Service
Agreement. Contractor must provide an equipment list with current pricing per hour with an
operator and a list of proposed sub -contractors with the bid.
Firm Name
(Are you a corporation, DBA, Partnership, LLC, PC)
Signature_
Printed Name
Title
Address
Phone/Fax
Email
C. Obtain from Owner's Representative a reproducible mylar copy of drawings
prior to construction completion. Duplicate information contained on project
drawings maintained on -site using technical drafting pen or CAD. Label each
sheet "Record Drawing".
D. Turn over "Record Drawings" to Engineer. Completion of Record Drawings is
required prior to final construction review at completion of irrigation system
installation.
3.12 WINTERIZATION AND SPRING START-UP
A. Winterize irrigation system in fall following completion, or partial completion,
of irrigation system construction. Start-up irrigation system in spring following
completion, or partial completion, of irrigation system construction. Repair
any damage caused in improper winterization at no additional cost to Owner.
Coordinate winterization and start-up with landscape maintenance personnel.
IffiRlEff•IMA HI MAH11401
A. Maintain irrigation system for a duration of 30 calendar days from formal
written acceptance by Owner's Representative. Make periodic examinations
and adjustments to irrigation system components in order to achieve the
most desirable application of water.
B. Following completion of Contractor's maintenance period, Owner will be
responsible for maintaining system in working order during remainder of
guarantee/warranty period, for performing necessary minor maintenance, for
trimming around sprinklers, for protecting against vandalism, and for
preventing damage after landscape maintenance operation.
3.14 CLEANUP
A. Remove from site machinery, tools, excess materials, and rubbish upon
completion of work.
END OF SECTION
99
C'+`/ Ot
Financial Services
a� rPurchasing
Division
215 N. Mason St. 2"' Floor
F6rt
�'
C® s
PO Box 580
Fort Collins, CO 80522
970.221.6775
P u rc h a s i n g
970.221.6707
fcgov.com/Purchasing
INVITATION TO BID
7044 Miscellaneous Street Improvements
BID OPENING: 3:00 P.M. (our clock), June 24, 2009
The City of Fort Collins is requesting bids for a time and materials general excavation contract to be
used for all City Departments for miscellaneous street improvements.
Sealed bids will be received and publicly opened at the office of the Director of Purchasing and Risk
Management, PO Box 580, 215 North Mason St., 2nd floor, Fort Collins, Colorado 80522, at the
time and date noted on the bid proposal and/or contract documents. If delivered, they are to be
sent to 215 North Mason Street, 2"d Floor, Fort Collins, Colorado 80524. If mailed, the address is
P.O. Box 580, Fort Collins, 80522-0580.
Bids must be received at the Purchasing Office prior to 3:00 p.m. (our clock), June 24, 2009.
A prebid conference with representatives of prospective Bidders will be held at 10:00
a.m., on June 16, 2009, at Training Room 2E, 215 North Mason, Fort Collins.
Technical questions should be directed to Randy Maizland, Civil Engineer, 970-218-5658 and
questions regarding bid submittal or process should be directed to
John D. Stephen, CPPO, Senior Buyer (970) (970)221-6777.
A copy of the Bid may be obtained as follows:
Download the Bid from the Purchasing Webpage, Current Bids page, at:
http://fcgov.com/eprocurement
2. Come by Purchasing at 215 North Mason St., 2nd floor, Fort Collins, and request a
copy of the Bid.
Special Instructions
All bids must be properly signed by an authorized representative of the company with the legal
capacity to bind the company to the agreement. Bids may be withdrawn up to the date and hour set
for closing. Once bids have been accepted by the City and closing has occurred, failure to enter
into contract or honor the purchase order will be cause for removal of supplier's name from the City
of Fort Collins' bidders list for a period of twelve months from the date of the opening. The City may
also pursue any remedies available at law or in equity. Bid prices must be held firm for a period of
forty-five (45) days after bid openings.
Submission of a bid is deemed as acceptance of all terms, conditions and specifications contained
in the City's specifications initially provided to the bidder. Any proposed modification must be
accepted in writing by the City prior to award of the bid.
Only bids properly received by the Purchasing Office will be accepted. All bids should be clearly
identified by the bid number and bid name contained in the bid proposal.
No proposal will be accepted from, or any purchase order awarded, to any person, firm or
corporation in default on any obligation to the City.
Where renewal is a way Of life
Bids must be furnished exclusive of any federal excise tax, wherever applicable.
Bidders must be properly licensed and secure necessary permits wherever applicable.
Bidders not responding to this bid will be removed from our automated vendor listing for the subject
commodities.
The City may elect where applicable, to award bids on an individual item/group basis or on a total
bid basis, whichever is most beneficial to the City. The City reserves the right to accept or reject
any and all bids, and to waive any irregularities or informalities.
Sales prohibited/conflict of interest: no officer, employee, or member of City Council, shall have a
financial interest in the sale to the City of any real or personal property, equipment, material,
supplies or services where such officer or employee exercises directly or indirectly any decision -
making authority concerning such sale or any supervisory authority over the services to be
rendered. This rule also applies to subcontracts with the City. Soliciting or accepting any gift,
gratuity, favor, entertainment, kickback or any items of monetary value from any person who has or
is seeking to do business with the City of Fort Collins is prohibited.
Freight terms: unless otherwise noted, all freight is F.O.B. Destination, Freight Prepaid. All freight
charges must be included in prices submitted on proposal.
Discounts: any discounts allowed for prompt payment, etc., must be reflected in bid figures and not
entered as separate pricing on the proposal form.
Purchasing restrictions: your authorized signature of this bid assures your firm's compliance with
the City's purchasing restrictions. A copy of the resolutions is available for review in the Purchasing
Office or the City Clerk's Office. Request Resolution 91-121 for cement restrictions.
Collusive or sham bids: any bid deemed to be collusive or a sham bid will be rejected and reported
to authorities as such. Your authorized signature of this bid assures that such bid is genuine and is
not a collusive or sham bid.
Bid results: for information regarding results for individual bids send a self-addressed, self -stamped
envelope and a bid tally will be mailed to you. Bid results will be posted in our office 7 days after
the bid opening.
James B. O'Neill Il, CPPO, FNIGP
Director of Purchasing and Risk Management
BID 7044 MISCELLANEOUS STREET IMPROVEMENTS
BID OPENING: June 24, 2009, 3:00 p.m. (our clock)
WE HEREBY ENTER OUR BID FOR THE CITY OF FORT COLLINS' REQUIREMENTS
FOR MISCELLANEOUS STREET IMPROVEMENTS PER THE BID INVITATION AND
ANY REFERENCED SPECIFICATIONS:
The City of Fort Collins is requesting bids for a time and materials general excavation
contract to be used for all City Departments.
SCOPE OF WORK
The work will consist of various work sites throughout the City of Fort Collins. Work
items will likely include waterline, concrete, asphalt paving, concrete paving, excavation,
landscaping, construction of new turn lanes, bridges, sidewalks and box culvert extensions.
Prices must be quoted on a time and materials basis. Controlling specifications will be
Colorado Department of Transportation (CDOT) Standard Specifications, Larimer County
Urban Area Street Standards, Fort Collins Storm Drainage Construction Standards and the
attached specifications. The City of Fort Collins will provide construction surveying.
There is no guaranteed minimum amount of services to be ordered. All work will be
issued by work order. No work order exceeding $100,000 will be issued. The City reserves
the right to supply any or all materials. This contract shall be administered by the
Engineering Capitol Projects Division, but may be utilized by other City Departments. Time
of completion is important and work on each individual job must be initiated within ten (10)
working days of notice or as agreed by the City Representative and contractor.
The successful bidder must have a minimum of three (3) years of excavation,
pipeline and roadway construction experience, adequate structural experience and hold a
current City of Fort Collins Utility Contractors License. Contractor must provide an
equipment list with current pricing per hour with an operator and a list of proposed sub-
contractors with the bid.
Procedure for work:
A. All job estimates must be submitted on a unit price basis consistent
with the prices established in the Bid Schedule section.
B. Contractor will invoice for all jobs completed on a unit price basis with
the prices established in the Bid Schedule section, including appropriate mark up
on materials, if any. City will not pay more than 10% mark-up on items under
$500.00 or more than 8% mark-up on materials over $500.00. Material invoices
must be included with the billing invoices.
2. Service Agreement
Contractor must enter into the attached service agreement (SAMPLE) and provide the
required insurance. This agreement is effective for one year from the date on the service
agreement. At the option of the City, the Agreement may be extended for additional one
year periods not to exceed four (4) additional one year periods. Pricing changes shall be
negotiated and agreed to by both parties and may not exceed the Denver - Boulder CPI-U
as published by the Colorado State Planning and Budget Office. Written notice of renewal
shall be provided to the Service Provider and mailed no later than ninety (90) days prior to
contract end.
Bid Schedule
7044 Miscellaneous Street Improvements
Item #
Description
Qty.
Unit
Unit
Cost
Total
Cost
202-01
Remove pipe (ADS-CMP-RCP-PVC-CLAY
TILE)
30
LF
202-02
Plug Existing Pie 12"-36"
1
EA
202-03
Remove Standard Type II Vertical Curb
137
LF
202-04
Remove Roll Over Curb And Sidewalk
100
LF
202-05
Remove Cross an/Drivewa /A ron
150
1 SF
202-06
Remove Concrete Paving 8" Avg Depth.
400
SF
202-07
Remove Asphalt 8" Avg. Depth.
50
SY
202-08
Roto Mill Y-4" Asphalt.
100
SY
202-09
Profile Mill 0-3".
600
SY
202-10
Remove Sidewalk 4"-6" Depth.
403
SF
202-11
Remove Ri Ra .
20
SY
202-12
Remove Fence Various Types.
100
LF
202-13
Removal of Pavement Marking.
100
LF
202-14
Saw Cutting Existing Asphalt.
100
LF
202-15
Saw Cut Conc. 6" or Less in Depth
100
LF
202-16
Saw Cut Conc. More Than 6" Depth
100
In/LF
202-17
Saw Cut Asphalt 6" or Less in Depth
100
LF
202-18
Saw Cut Asphalt More Than 6" Depth
100
In/LF
203-01
Unclassified Excavation.
115
CY
203-02
Embankment CIP .
75
CY
203-03
Borrow Suitable Fill Material.
50
CY
203-04
Load, Haul And Dispose.
65
CY
203-05
Topsoil (Stripping, Stockpiling, Placing)
75
CY
203-06
Muck Excavation.
50
CY
203-07
Borrow ABC Class 5 or 6(CI P .
50
Ton
203-08
Borrow Fill R-25
50
CY
203-09
Median Splash Block Shaping
500
SF
203-10
Import Topsoil Screened
50
CY
206-01
Structure Excavation
50
CY
206-02
Structure Backfill On Site Fill
50
CY
206-03
Backfill Class 1
50
CY
206-04
Backfill Class II
50
CY
206-05
Haul And Leveling
50
CY
206-06
Structure Backfill Flow Fill
50
CY
206-07
Filter material 1-1/2 " washed rock
50
Ton
206-08
Dewaterin Min.2" pump size
3
Da
208-01
SWMP Permit
1
LS
7044 Miscellaneous Street Improvements
Item #
Description
Qty.
Unit
Unit
Cost
Total
Cost
208-002
Silt Fence Furnished And Installed
100
LF
208-003
Straw Bales (Weed Free) Furnished And
Installed
20
EA
.208-004
Soil Retention Blanket
500
1 SF
208-005
Erosion l0 6" Diameter -
50
LF
208-006
Rock Sock
25
LF
208-007
Sand Bag
200
EA
208-008
Concrete Washout Structure
1
EA
208-009
Storm Drain Inlet Protection
3
EA
208-010
Stabilized Const. Entrance 70'x12'
1
EA
208-011
Sediment Removal and Disposal
30
CY
208-012
Erosion Control Supervisor
25
HR
210-01
Adjust Valve Box
3
EA
210-02
Adjust Manhole Ring/Cover
2
EA
210-03
Modify Manhole
2
EA
210-04
Relocate Fire Hydrant.
1
EA
210-05
Relocate Water Meter
1
EA
210-06
Relocate C.P. Test Station
1
EA
210-07
Irrigation Service 3/4"-1"
2
EA
210-08
Relocate Fence Various Types
100
LF
210-09
Relocate Mailbox
2
EA
304-01
Aggregate Base CL 5-6 CIP 6"
50
Ton
304-02
Shouldering Base Class 5-6- (4in) CIP
50
Ton
304-03
Patch Placement Base CL-5-6 6" CIP
50
Ton
306-01
Reconditioning 8"
50
SY
403-01
Asphalt Hand Patching — Grading S-100 (PG
64-28) (2"-3" Depth)
3
Ton
403-02
Asphalt Hand Patching — Grading S-75 or S-
100 PG 58-28 2"-3" Depth)
3
Ton
403-03
Asphalt Hand Patching — Grading SG-75 or
SG-100 PG 58-28 6"-10" Depth)
6
Ton
403-04
Hot Bituminous Pavement - Grading S-100
PG 64-28 2"-3" Depth)
50
Ton
403-05
Hot Bituminous Pavement - Grading S-75 or
S-100 PG 58-28 2"-3" Depth)
50
Ton
403-06
Hot Bituminous Pavement- Grading SG-75 or
SG-100 PG 58-28 3"-5" Depth)
50
Ton
403-07
Asphalt Paver Leveling Course SG-75 or SG-
100 PG58-28
25
Ton
7044 Miscellaneous Street Improvements
Item #
Description
Qty.
Unit
Unit
Cost
Total
Cost
403-08
Asphalt Paver Patch - Grading S-100 (PG 64-
28) (W Depth)
25
Ton
403-09
Asphalt Paver Patch SG-75 or SG-100
PG58-28 3" Depth)
25
Ton
403-010
Asphalt Paver Patch - Grading S-75 or
S-100 PG 58-28 Y Depth)
25
Ton
412-01
Concrete Pavement 10" — Class P
75
SY
412-02
Concrete Pavement 8" — Class P
175
SY
420-01
Geotextile Stabilization Fabric
50
SY
420-02
Geo rid Reinforcement
50
SY
420-03
Geotextile Paving Fabric
50
1 SY
506-01
Riprap
10
TON
514-01
Bridge Rail
30
LF
514-02
Bridge Rail Post
4
EA
514-03
Masonry
50
SF
601-01
Concrete, Class D Box Culvert
12
CY
601-02
Concrete, Class D Wall
12
CY
602-01
Reinforcing Steel
500
LB
602-02
Reinforcing Steel (Epoxy Coated
500
LB
603-01
12" CMP
27
LF
603-02
12" CMP FES
2
EA
603-03
24" CMP
30
LF
603-04
24" CMP FES
2
EA
603-05
12" Class III RCP
30
LF
603-06
15" Class III RCP
30
LF
603-07
18" Class III RCP
30
LF
603-08
21" Class III RCP
30
LF
603-09
24" Class III RCP
80
LF
603-10
27" Class III RCP
30
LF
603-11
30" Class III RCP
30
LF
603-12
36" Class III RCP
30
LF
603-13
42"Class III RCP
30
LF
603-14
12 RCP Class III FES
2
EA
603-15
15" RCP Class III FES
2
EA
603-16
18" RCP Class III FES
2
EA
7044 Miscellaneous Street Improvements
Item #
Description
Qty.
Unit
Unit
Cost
Total
Cost
603-17
21" RCP Class III FES,
2
EA
603-18
24" RCP Class III FES
2
EA
603-19
27" RCP Class III FES
2
EA
603-20
30" RCP Class III FES
2
EA
603-21
36" RCP Class III FES
2
EA
603-22
42" RCP Class III FES
2
EA
603-23
24"x 38" RCP
30
LF
603-24
24"x 38" RCP- FES
2
EA
603-25
14" x23" RCP
30
LF
603-26
14"x 23" RCP FES
2
EA
603-27
Trash Rack
2
EA
603-28
15" ADS N-12
30
LF
603-29
15" ADS FES
2
EA
603-30
18" ADS Pipe N-12
30
1 LF
603-31
18" ADS FES
2
EA
603-32
24" ADS Pi eN-12
30
LF
606-33
24" ADS FES
2
EA
603-34
36" ADS Pipe N-12
30
LF
603-35
36" ADS FES
2
EA
603-36
4" PVC Irrigation Pie SCH-200
30
LF
603-37
4" Sanitary Sewer Service SDR-35
30
LF
603-38
6" Pvc Sanitary Sewer
30
LF
603-39
8" Pvc Sanitary Sewer SDR-35
30
LF
603-40
Concrete Encasement
20
LF
603-41
Concrete Cut Off Walls ditch crossing)
2
EA
603-42
Pipe Headwall
2
EA
603-43
4" Median Underdrain Pipe Perforated
30
LF
603-44
4" Median Underdrain Pipe Solid
30
LF
603-45
4" Clean Out
2
EA
604-01
Type 3 Single Inlet
2
EA
604-02
Type 3 Double Inlet
2
EA
640-03
5'Type R Inlet
2
EA
604-04
10'Type R Inlet
2
EA
604-05
15'Type R Inlet
2
EA
604-06
Combination Type 13 Inlet
2
EA
604-07
COFC Single Inlet Area Inlet
2
EA
604-08
4' Diameter Manhole
2
EA
604-09
5' Diameter Manhole
2
EA
604-10
5' Diameter Manhole Drop
2
EA
604-11
6' Diameter Manhole
2
EA
II. Revisions to the Bid Tab:
A. 203-08 Borrow Fill R-25: This is usually structural fill paid by the "TON" from
scale tickets instead of by the cubic yard.
The City agrees that this tem should be paid for by the ton based on tickets
generated.
Attached is a revised bid tab with line item 203-08 changed to "TON".
Please contact John D. Stephen, CPPO, LEED AP, Senior Buyer at (970) 221-6777 with
any questions regarding this addendum.
RECEIPT OF THIS ADDENDUM MUST BE ACKNOWLEDGED BY A WRITTEN
STATEMENT ENCLOSED WITH THE BID/QUOTE STATING THAT THIS ADDENDUM
HAS BEEN RECEIVED.
where renewal is a way of life
7044 Miscellaneous Street Improvements
Item #
Description
Qty.
Unit
Unit
Cost
Total
Cost
607-01
Temporary Fence — Corral Fence
50
LF
607-02
Temporary Fence — Corral Panel & Screen
50
LF
607-03
Privacy Fence 8' Cedar
100
LF
607-04
Privacy Fence 6' Cedar
100
1 LF
607-05
2 Rail Split Fence
100
LF
607-06
3 Railed Dowel Fence
100
LF
607-07
4 Strand Barbed Wire Fence
100
LF
607-08
Orange Safety Fence
100
LF
608-01
Concrete Sidewalk 4"
500
SF
608-02
Concrete Sidewalk 6"
935
1 SF
608-03
Concrete Access Ramps with Approved
Truncated Domes 6"
36
SF
608-04
Concrete Drive Approach 8"
250
SF
608-05
Drive Over Curb and Sidewalk 6"
200
SF
608-06
Concrete Cross an and Apron 10"
390
SF
608-07
Concrete Trickle Pan 4' wide x 8" thick
760
SF
608-08
Colored Concrete Bike Path (5" Fibermesh)
Yosemite Brown
100
0
SF
608-09
Bus Stop Pad 8"
500
SF
608-10
Pedestrian Refuge Island 6"
100
SF
608-11
High Early Concrete 24hr
25
CY
608-12
Flowable Fill Concrete
50
CY
609-01
Remove and Replace Concrete Curb and
Gutter
100
LF
609-02
Vertical Curb and Gutter 30"
66
LF
609-03
Outfall Curb and Gutter 18"
50
LF
609-04
Rollover Curb and Gutter
50
LF
609-05
Driveway Curb Cut
4
EA
609-06
Asphalt Curb
150
LF
610-01
Exposed Aggregate Concrete for Hardscape
Medians 4"
250
SF
610-02
Colored Patterned Concrete (Stamped) 6"
250
SF
610-03
Interlocking Sidewalk Pavers -Type 1
250
SF
619-01
6" D.I. P. Class 52 w/ Poly -Wrap
30
LF
619-02
6"x6" Tee
1
EA
619-03
6"x6" Cross
1
EA
7044 Miscellaneous Street Improvements
Item #
Description
Qty.
Unit
Unit
Cost
Total
Cost
619-04
6" 45 Degree Bend
1
EA
619-05
6" Gate Valve And Box
1
EA
619-06
6" Mega Lugs Restraints
2
EA
619-07
6"x2" Blow Off
1
EA
619-08
8" D.I.P. Class 52 w/ Ploy -Wrap
30
LF
619-09
8"x6" Tee
1
EA
619-10
8"x8" Cross
1
EA
619-11
8" 45 Degree Bend
1
EA
619-12
8"x2" Blow Off
1
EA
619-13
8" PVC C-900
30
LF
619-14
8" Gate Valve And Box
1
EA
619-15
8" Mega Lugs Restraints
2
EA
619-16
Fire Hydrant
1
EA
619-17
6" Fire Hydrant Extension
1
EA
619-18
12" Fire Hydrant Extension
1
EA
619-19
3/4" Copper Pie
30
LF
619-20
3/4" CorpStop
1
EA
619-21
3/4" Curb Stop
1
EA
619-22
3/4" Meter Pit with 3/4" Yoke
1
EA
619-23
1" Copper Pie
30
LF
619-24
1" CorpStop
1
EA
619-25
1" Curb Stop
1
EA
619-26
1" Meter Pit with 3/4" Yoke
1
EA
619-27
1" Air Vac Assembly
1
EA
619-28
8" Gate Valve (open left w/ Valve Box
1
EA
619-29
8" Gate Valve (open right) w/ Valve Box
1
EA
619-30
16"x16"x8" Tapping Saddle w/ T.B.
1
EA
619-31
8" Tapping Gate Valve w/ Valve Box
1
EA
619-32
Join to Existing 8" Water Line
1
EA
619-33
Join to Existing 12" Water Line
1
EA
619-34
Join to Existing 16" Water Line
1
EA
619-35
Join to Existing 24" Water Line
1
EA
626-01
1 Mobilization
See Sped
cation
630-01
Traffic Control Supervisor
1
Da
630-02
Flagging
8
Hour
900-01
4" CL-200 PVC Main 4.5 cover
100
LF
900-02
6" CL-200 PVC Main 4.5 cover
100
LF
900-03
Cap Irrigation Line
2
EA
10
7044 Miscellaneous Street Improvements
Item #
Description
Qty.
Unit
Unit
Cost
Total
Cost
900-04
Sprinkler Line Install(Trenching and Backfill
100
LF
900-05
Mainline PVC Class 200 3" Welded
100
LF
900-06
Laterals PVC 200 2"-11/2"-1"
100
LF
900-07
Remote Control Zone Valves
2
EA
900-08
Isolation Gate Valves 2" Square Nut
2
EA
900-09
Valve Boxes
2
EA
900-10
Control System 18 Station
1
EA
900-11
Electric Control Wiring ( 5 Wires #14 Feed
and #12 Common)
100
LF
900-12
Gear Driven Rotor Heads Rainbird
2
EA
In Words
Material Costs
Cost plus
10%
Total Base Bid $
% for materials costing less than $500.00. Maximum allowed is
Cost plus % for materials costing $500.00 or more. Maximum allowed is 8%
CONTRACT AWARD
Award will be based upon (1) the most favorable total cost for the labor, material and mark-
up requirements stated below and (2) the Service Provider meeting the requirements of the
Service Agreement. Contractor must provide an equipment list with current pricing
per hour with an operator and a list of proposed sub -contractors with the bid.
Firm Name
Signature
Title
Address
Phone/Fax
(Are you a corporation, DBA, Partnership, LLC, PC)
PRINTED NAME
11
SERVICES AGREEMENT
WORK ORDER TYPE
THIS AGREEMENT made and entered into the day and year set forth below, by and between THE
CITY OF FORT COLLINS, COLORADO, a Municipal Corporation, hereinafter referred to as the
"City" and hereinafter referred to as "Service Provider".
WITNESSETH:
In consideration of the mutual covenants and obligations herein expressed, it is agreed by and
between the parties hereto as follows:
1. Services to be Performed.
a. This Agreement shall constitute the basic agreement between the parties for services for
The conditions set forth herein shall apply to all services performed by the Service Provider
on behalf of the City and particularly described in Work Orders agreed upon in writing by the parties
from time to time. Such Work Orders, a sample of which is attached hereto as Exhibit "A",
consisting of ( )page(s) and incorporated herein by this reference, shall
include a description of the services to be performed, the location and time for performance, the
amount of payment, any materials to be supplied by the City and any other special circumstances
relating to the performance of services. No work order shall exceed $ . The only services
authorized under this agreement are those which are performed after receipt of such Work Order,
except in emergency circumstances where oral work requests may be issued. Oral requests for
emergency actions will be confirmed by issuance of a written Work Order within two (2) working
days.
b. The City may, at any time during the term of a particular Work Order and without
invalidating the Agreement, make changes within the general scope of the particular services
assigned and the Service Provider agrees to perform such changed services.
12
2. Changes in the Work. The City reserves the right to independently bid any services
rather than issuing work to the Service Provider pursuant to this Agreement. Nothing within this
Agreement shall obligate the City to have any particular service performed by the Service Provider.
3. Time of Commencement and Completion of Services. The services to be performed
pursuant to this Agreement shall be initiated as specified by each written Work Order or oral
emergency service request. Oral emergency service requests will be acted upon without waiting for
a written Work Order. Time is of the essence.
4. Contract Period {Option 11 This Agreement shall commence upon. the date of
execution shown on the signature page of this Agreement and shall continue in full force and effect
for one (1) year, unless sooner terminated as herein provided. In addition, at the option of the city,
the Agreement may be extended for an additional period of one (1) year at the rates provided with
written notice to the professional mailed no later than 90 days prior to contract end.
4. Contract Period. {Option 2] This Agreement shall commence 200 and
shall continue in full force and effect until , 200 , unless sooner terminated as
herein provided. In addition, at the option of the City, the Agreement may be extended for
additional one year periods not to exceed ( ) additional one year periods.
Renewals and pricing changes shall be negotiated by and agreed to by both parties. The Denver
Boulder Greeley CPIU published by the Colorado State Planning and Budget Office will be used as
a guide. Written notice of renewal shall be provided to the Service Provider and mailed no later
than 90 days prior to contract end.
5. Delay. If either party is prevented in whole or in part from performing its obligations
by unforeseeable causes beyond its reasonable control and without is fault or negligence, then the
party so prevented shall be excused from whatever performance is prevented by such cause. To
13
the extent that the performance is actually prevented, the Service Provider must provide written
notice to the City of such condition within fifteen (15) days from the onset of such condition.
6. Early Termination by City/Notices. Notwithstanding the time periods contained
herein, the City may terminate this Agreement at any time without cause by providing written notice
of termination to the Service Provider. Such notice shall be mailed at least fifteen (15) days prior to
the termination date contained in said notice unless otherwise agreed in writing by the parties. All
notices provided under this Agreement shall be effective when mailed, postage prepaid and sent to
the following address:
City Service Provider
City of Fort Collins
Attn:
PO Box 580
Fort Collins, CO 80522
In the event of early termination by the City, the Service Provider shall be paid for services rendered
to the termination date, subject only to the satisfactory performance of the Service Provider's
obligations under this Agreement. Such payment shall be the Service Provider's sole right and
remedy for such termination.
7. Contract Sum. This is an open-end indefinite quantity Agreement with no fixed price.
The actual amount of work to be performed will be stated on the individual Work Orders. The City
makes no guarantee as to the number of Work Orders that may be issued or the actual amount of
services which will in fact be requested.
8. Payments.
a. The City agrees to pay and the Service Provider agrees to accept as full payment for all
work done and all materials furnished and for all costs and expenses incurred in performance of the
work the sums set forth for the hourly labor rate and material costs, with markups, stated within the
14
Bid Schedule Proposal Form, attached hereto as Exhibit "B", consisting of two (2) page[s], and
incorporated herein by this reference. Payment shall be made by the City only upon acceptance of
the work by the City and upon the Service Provider furnishing satisfactory evidence of payment of
all wages, taxes, supplies and materials, and other costs incurred in connection with the
performance of such work.
9. Liquidated Damages. OWNER and CONTRCTOR recognize that time is of the
essence of this Agreement and that OWNER will suffer financial loss if the Work is not completed
within the times specified in the work order, plus any extensions thereof allowed in accordance with
Article 12 of the General conditions. They also recognize the delays, expenses and difficulties
involved in proving in a legal proceeding the actual loss suffered by OWNER if the Work is not
completed on time. Accordingly instead of requiring any such proof, OWNER and CONTRACTOR
agree that as liquidated damages for delay (but not as penalty) CONTRACTOR shall pay OWNER
the amount set forth in each Work Order.
10. City Representative. The City's representative will be shown on the specific Work
Order and shall make, within the scope of his or her authority, all necessary and proper decisions
with reference to the work requested. All requests concerning this Agreement shall be directed to
the City Representative.
11. Independent Contractor. It is agreed that in the performance of any services
hereunder, the Service Provider is an independent contractor responsible to the City only as to the
results to be obtained in the particular work assignment and to the extend that the work shall be
done in accordance with the terms, plans and specifications furnished by the City.
12. Personal Services. It is understood that the City enters into the Agreement based on
the special abilities of the Service Provider and that this Agreement shall be considered as an
15
agreement for personal services. Accordingly, the Service Provider shall neither assign any
responsibilities nor delegate any duties arising under the Agreement without the prior written
consent of the city.
13. Acceptance Not Waiver. The City's approval or acceptance of, or payment for any
of the services shall not be construed to operate as a waiver of any rights under the Agreement or
of any cause of action arising out of the performance of this Agreement.
14. Warranty.
a. Service Provider warrants that all work performed hereunder shall be performed with
the highest degree of competence and care in accordance with accepted standards for work of a
similar nature.
b. Unless otherwise provided in the Agreement, all materials and equipment incorporated
into any work shall be new and, where not specified, of the most suitable grade of their respective
kinds for their intended use, and all workmanship shall be acceptable to City.
C. Service Provider warrants all equipment, materials, labor and other work, provided
under this Agreement, except City -furnished materials, equipment and labor, against defects and
nonconformances in design, materials and workmanship/workwomanship for a period beginning
with the start of the work and ending twelve (12) months from and after final acceptance under the
Agreement, regardless whether the same were furnished or performed by Service Provider or by
any of its subcontractors of any tier. Upon receipt of written notice from City of any such defect or
nonconformances, the affected item or part thereof shall be redesigned, repaired or replaced by
Service Provider in a manner and at a time acceptable to City.
15. Default. Each and every term and condition hereof shall be deemed to be a material
element of this Agreement. In the event either party should fail or refuse to perform according to
the terms of this agreement, such party may be declared in default thereof.
16
16. Remedies. In the event a party has been declared in default, such defaulting party
shall be allowed a period of ten (10) days within which to cure said default. In the event the default
remains uncorrected, the party declaring default may elect to (a) terminate the Agreement and seek
damages; (b) treat the Agreement as continuing and require specific performance; or (c) avail
himself of any.other remedy at law or equity. If the non -defaulting party commences legal or
equitable actions against the defaulting party, the defaulting party shall be liable to the non -
defaulting party for the non -defaulting party's reasonable attorney fees and costs incurred because
of the default.
17. Binding Effect. This writing, together with the exhibits hereto, constitutes the entire
agreement between the parties and shall be binding upon said parties, their officers, employees,
agents and assigns and shall inure to the benefit of the respective survivors, heirs, personal
representative, successors and assigns of said parties.
18. Indemnity/Insurance.
a. The Service Provider agrees to indemnify and save harmless the City, its officers, agents
and employees against and from any and all actions, suits, claims, demands or liability of any
character whatsoever, brought or asserted for injuries to or death of any person or persons, or
damages to property arising out of, result from or occurring in connection with the performance of
any service hereunder.
b. The Service Provider shall take all necessary precautions in performing the work
hereunder to prevent injury to persons and property.
C. Without limiting any of the Service Provider's obligations hereunder, the Service
Provider shall provide and maintain insurance coverage naming the City as an additional insured
under this Agreement of the type and with the limits specified within Exhibit "D", consisting of
( ) page[s], attached hereto and incorporated herein by this reference. The Service
17
Provider before commencing services hereunder, shall deliver to the City's Director of Purchasing
and Risk Management, P. O. Box 580, Fort Collins, Colorado 80522 one copy of a certificate
evidencing the insurance coverage required from an insurance company acceptable to the city.
19. Entire Agreement. This Agreement, along with all Exhibits and other documents
incorporated herein, shall constitute the entire Agreement of the parties. Covenants or
representations not contained in this Agreement shall not be binding on the parties.
20. Law/Severability. This Agreement shall be governed in all respect by the laws of the
State of Colorado. In the event any provision of this Agreement shall be held invalid or
unenforceable by any court of competent jurisdiction such holding shall not invalidate or render
unenforceable any other provision of this Agreement.
21. Prohibition Against Employing Illegal Aliens. Pursuant to Section 8-17.5-101, C.R.S.,
et. seq., Service Provider represents and agrees that:
a. As of the date of this Agreement:
1. Service Provider does not knowingly employ or contract with an illegal
alien who will perform work under this Agreement; and
2. Service Provider will participate in either the e-Verify program created in
Public Law 208, 104th Congress, as amended, and expanded in Public Law 156,
108th Congress, as amended, administered by the United States Department of
Homeland Security (the "e-Verify Program") or the Department Program (the
"Department Program"), an employment verification program established pursuant to
Section 8-17.5-102(5)(c) C.R.S.'in order to confirm the employment eligibility of all
newly hired employees to perform work under this Agreement.
b. Service Provider shall not knowingly employ or contract with an illegal alien to
perform work under this Agreement or knowingly enter into a contract with a subcontractor
that knowingly employs or contracts with an illegal alien to perform work under this
Agreement.
18
City of
F6rt Collins
` Purchasing
ADDENDUM No. 1
SPECIFICATIONS AND CONTRACT DOCUMENTS
Description of RFP 7044: Miscellaneous Street Improvements
OPENING DATE: 3:00 P.M. (Our Clock) June 30, 2009
Financial Services
Purchasing Division
215 N. Mason St. 2"' Floor
PO Box 580
Fort Collins, CO 80522
970.221.6775
970.221.6707
fcgov. com/purchasing
To all prospective bidders under the specifications and contract documents described
above, the following changes are hereby made.
CHANGES/CLARIFICATIONS:
The Bid Opening Date has been changed to June 30, 2009
I. Pre -Bid Clarifications Not Resulting in Changes to the Bid Documents:
A. Any potholing shall be bid as incidental to the work performed and shall be the
responsibility of the contractor. No line item for potholing will be provided for this
contract.
B. For relocations of fire hydrants and water meters covered by bid items 210-04
and 210-05, assume all materials will be provided by the City except for pipe
which will be covered by and paid for under a separate line item provided in the
bid tab.
C. Clarification for bid item 210-07. Assume all relocations of irrigation services will
utilize existing taps.
D. Clarification for 605-01 Rip Rap. Bid assuming a d50 12" Class M rip rap.
E. Clarification for 603-27 Trash Racks. Bid assuming a 24" trash rack installation.
F. Clarification for 603-37, 38 & 39. Bid sewer pipe installation assuming a depth
with 3 feet of cover over the pipe. Any additional cover will be negotiated as a
time, materials and labor cost.
G. Clarification for 604-01 thru 604-11. Bid installation at a 6 foot depth. Any
additional depth will be negotiated on a time, materials and labor cost.
H. Q: Is material pricing "locked" for one year with this contract?
A: Yes. Please bid accordingly.
where renewal is a way of life
C. Service Provider is prohibited from using the e-Verify Program or Department
Program procedures to undertake pre -employment screening of job applicants while this
Agreement is being performed.
d. If Service Provider obtains actual knowledge that a subcontractor performing work
under this Agreement knowingly employs or contracts with an illegal alien, Service Provider
shall:
1. Notify such subcontractor and the City within three days that Service
Provider has actual knowledge that the subcontractor is employing or contracting
with an illegal alien; and
2. Terminate the subcontract with the subcontractor if within three days of
receiving the notice required pursuant to this section the subcontractor does not
cease employing or contracting with the illegal alien; except that Service Provider
shall not terminate the contract with the subcontractor if during such three days the
subcontractor provides information to establish that the subcontractor has not
knowingly employed or contracted with an illegal alien.
e. Service Provider shall comply with any reasonable request by the Colorado
Department of Labor and Employment (the "Department") made in the course of an
investigation that the Department undertakes or is undertaking pursuant to the authority
established in Subsection 8-17.5-102 (5), C.R.S.
f. If Service Provider violates any provision of this Agreement pertaining to the duties
imposed by Subsection 8-17.5-102, C.R.S. the City may terminate this Agreement. If this
Agreement is so terminated, Service Provider shall be liable for actual and consequential
damages to the City arising out of Service Provider's violation of Subsection 8-17.5-102,
C.R.S.
g. The City will notify the Office of the Secretary of State if Service Provider violates
this provision of this Agreement and the City terminates the Agreement for such breach.
22. Special Provisions. [Optional] Special provisions or conditions relating to the
services to be performed pursuant to this Agreement are set forth in Exhibit consisting of
( ) page[s], attached hereto and incorporated herein by this reference.
19
CITY OF FORT COLLINS, COLORADO
a municipal corporation
By:
James B. O'Neill II, CPPO
Director of Purchasing and Risk Management
Date:
ATTEST:
City Clerk
APPROVED AS TO FORM:
Assistant City Attorney
[INSERT CORPORATIONS NAME] or
[Insert Partnership name] or
[Insert individual's name]
Doing business as [Insert name of business]
By:
Print Name
Title
Corporate President or Vice President
Date:
ATTEST
Corporate Secretary
20
(Corporate Seal)
EXHIBIT "A"
WORK ORDER FORM
PURSUANT TO AN AGREEMENT BETWEEN
THE CITY OF FORT COLLINS
AND
DATED:
Work Order Number:
Purchase Order Number:
Project Title:
Commencement Date:
Completion Date:
Maximum Fee: (time and reimbursable direct costs):
Project Description:
Scope of Services:
Professional agrees to perform the services
identified above and on the attached forms in
accordance with the terms and conditions
contained herein and in the Professional
Services Agreement between the parties. In the
event of a conflict between or ambiguity in the
terms of the Professional Services Agreement
and this work order (including the attached
forms) the Professional Services Agreement
shall control.
The attached forms consisting of _ (_) pages
are hereby accepted and incorporated herein, by
this reference, and Notice to Proceed is hereby
given.
21
User Acceptance
City of Fort Collins
By:
Date:
By:
Director of Purchasing and Risk Management
(over $60,000.00)
Date:
EXHIBIT B
INSURANCE REQUIREMENTS
1. The Service Provider will provide, from insurance companies acceptable to the City, the
insurance coverage designated hereinafter and pay all costs. Before commencing work under this
bid, the Service Provider shall furnish the City with certificates of insurance showing the type,
amount, class of operations covered, effective dates and date of expiration of policies, and
containing substantially the following statement:
"The insurance evidenced by this Certificate will not be cancelled or materially altered, except after
ten (10) days written notice has been received by the City of Fort Collins."
In case of the breach of any provision of the Insurance Requirements, the City, at its option, may
take out and maintain, at the expense of the Service Provider, such insurance as the City may
deem proper and may deduct the cost of such insurance from any monies which may be due or
become due the Service Provider under this Agreement. The City, its officers, agents and
employees shall be named as additional insureds on the Service Provider's general liability and
automobile liability insurance policies for any claims arising out of work performed under this
Agreement.
2. Insurance coverages shall be as follows:
A. Workers' Compensation & Employer's Liability. The Service Provider shall
maintain during the life of this Agreement for all of the Service Provider's employees
engaged in work performed under this agreement:
Workers' Compensation insurance with statutory limits as required by
Colorado law.
2. Employer's Liability insurance with limits of $100,000 per accident,
$500,000 disease aggregate, and $100,000 disease each employee.
B. Commercial General & Vehicle Liability. The Service Provider shall maintain
during the life of this Agreement such commercial general liability and automobile
liability insurance as will provide coverage for damage claims of personal injury,
including accidental death, as well as for claims for property damage, which may
arise directly or indirectly from the performance of work under this Agreement.
Coverage for property damage shall be on a "broad form" basis. The amount of
insurance for each coverage, Commercial General and Vehicle, shall not be less
than $500,000 combined single limits for bodily injury and property damage.
In the event any work is performed by a subcontractor, the Service Provider shall be responsible for
any liability directly or indirectly arising out of the work performed under this Agreement by a
subcontractor, which liability is not covered by the subcontractor's insurance.
P
PROJECT SPECIFICATIONS
CITY OF FORT COLLINS
CAPITOL PROJECTS
MISCELLANEOUS CONTRACT
The Colorado Division of Highways "Standard Specifications for Road and Bridge
Construction" (2005 or latest revision), except as revised herein, is hereby adopted as a
minimum standard of compliance for this project. The City of Fort Collins Storm Drainage
Construction Standards (or latest revision), Larimer County Urban Area Street Standards
latest revision and City of Fort Collins Work Area Traffic Control Handbook, shall also serve
as minimum standards of compliance for this project. They are not included in the contract
documents, but may be obtained at the appropriate City Departments. It shall be the
Contractor's responsibility to purchase and familiarize themselves with all of the City
Department Specifications and standard specifications in the above referenced
publications as well as any revisions to those specifications. These project
specifications, City Department specifications and CDOT standard specifications are
considered minimum standards for compliance on this project. In those instances where the
CDOT Standard Specifications conflict with the City specifications, the City specifications shall
govern. In those instances where the CDOT Standard Specifications conflict with any of the
provisions of the preceding Sections 00001 through 01750, General Requirements, the
preceding sections shall govern.
PROJECT STANDARD PROVISIONS
The Colorado Division of Highways "Standard Specifications for Road and Bridge
Construction" (2005 or latest revision), except as revised herein, is hereby adopted as a
minimum standard of compliance for this project. It shall be the contractors' responsibility
to obtain and familiarize themselves with all of the latest Standard Special Provisions
issued by CDOT and comply with said special provisions that may be applicable to
work done under this contract.
23
PROJECT SPECIAL PROVISIONS
REVISION OF SECTION 202
REMOVALS
Section 202 of the Standard Specifications is hereby revised for this project as follows:
Subsection 202.01 is revised to include the following:
The Contractor shall remove and dispose of all concrete sidewalk, curb and gutter, cross
pans, driveways, inlets, irrigation structures, pipe, structures, asphalt, fence, trees, retaining
walls and any other obstructions that are designated for removal by the Engineer. All such
removals will be measured in the field, and quantities agreed to by the Contractor and the
Engineer.
Subsection 202.02 is revised to include the following:
Disposal Site - Materials designated for removal shall become property of the Contractor,
unless noted in the specifications or specified by the Engineer to be salvaged or stockpiled.
It shall be the Contractor's responsibility to obtain disposal sites for all unusable material,
which is removed.
Subsection 202.07 is revised to include the following:
Prior to removal, concrete and/or asphalt shall be saw cut full depth to a clean and straight
vertical line. Pieces of concrete which, due to the Contractor's operations, crack or break
beyond the limits of construction, shall be saw cut, or removed to the nearest joint, and
removed and replaced at the Contractor's expense. The limit of the repair will be
determined by the Engineer. The initial saw cutting to remove existing concrete and/or
asphalt shall be considered incidental to the Work and shall not be paid for separately
under this item.
Removal of concrete, asphalt and/or obstructions as described in section 202.01 beyond
the limits designated by the Engineer will be the responsibility of the Contractor and will not
be paid for under this section.
When saw cutting is requested by the City as a stand alone service, not associated with
removals or paving being done by the contractor, saw cutting will be paid for separately
based on the type of pavement and depth.
Subsection 202.11 is revised to include the following:
The Contractor and the Engineer shall field measure and agree upon the quantity to be
removed before the work commences. Should the Contractor fail to request the Engineer to
measure any work, the Contractor shall not be compensated for materials that were not
measured by the Engineer.
24
The accepted quantities will be paid for at the contract unit price. Saw cutting, excavation,
backfill, haul, disposal, and stockpiling of materials will not be measured and paid for
separately. This cost shall be included in the unit price for each bid item in Section 202.
Subsection 202.12 is revised to include the following:
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ( ).
202-01
Remove pipe (ADS-CMP-RCP-PVC-CLAY TILE) — (LF)
202-02
Plug Existing Pipe (12"-36") — (EA)
202-03
Remove Vertical Curb — (LF)
202-04
Remove Roll Over Curb and Sidewalk — (LF)
202-05
Remove Crosspan/Driveway Apron — (SF)
202-06
Remove Concrete Paving 8" Avg. Depth — (SF)
202-07
Remove Asphalt 8" — (SY)
202-08
Roto Mill 3"-4" Asphalt — (SY)
202-09 Profile Mill 0"-3" — (SY)
202-10 Remove Sidewalk 4"-6" — (SF)
202-11
Remove Rip -Rap — (SY)
202-12
Remove Fence (Various Types) — (LF)
202-13
Removal of Pavement Markings — (LF)
202-14
Saw Cutting Existing Asphalt — (LF)
202-15
Saw Cut Existing Concrete 6" Thick or Less — (LF)
202-16
Saw Cut Existing Concrete More Than 6" thick — (in thickness/LF)
25
202-17 Saw Cut Existing Asphalt 6" Thick or Less — (LF)
202-18 Saw Cut Existing Asphalt More Than 6" thick — (in thickness/LF)
The above prices and payments shall include full compensation for furnishing all labor,
materials, tools, equipment and incidentals and for doing all work involved in removals and
rotomilling, including excavation, backfill, haul and disposal, as specified in these
specifications, and as directed by the Engineer. All saw cutting involved in removing the
necessary items in order to complete the Work shall be considered incidental to the Work
and will not be paid for separately.
END OF SECTION
26
REVISION OF SECTION 203
EXCAVATION AND EMBANKMENT
Section 203 of the Standard Specifications is hereby revised as follows:
Subsection 203.02 is revised to include the following:
Unclassified Excavation — This shall consist of excavation of all materials on the site to
final grades, excluding the bid items listed in Section 202. Excavation of unsuitable material
will only be paid for if it is found to be unsuitable in its original state. This item shall be
measured from the plans and cross sections, and will be paid for by the cubic yard. This
item shall be paid according to plan quantity.
Embankment (Complete in Place) — All excavated material, except the material being
hauled and disposed, shall be placed as embankment and compacted, to final grades, as
specified in Section 203.07. The embankment quantity was not adjusted to allow for
shrinkage during compaction. This item will be measured from the plans and cross sections
and will be paid for by the cubic yard. This item will be paid according to plan quantity.
Load, Haul and Disposal — This shall consist of loading, hauling and disposing of any
excess material or unsuitable fill material (Muck Excavation is not included in this item).
This item will be measured from the plans and cross sections and will be paid for by the
cubic yard. This item shall be paid according to plan quantity.
Topsoil -.(stripping, stockpiling, placing) —All areas that have suitable topsoil material
shall be stripped to a depth of six inches (6"). This material shall be stockpiled and placed
after the final grades have been established. This item shall include stripping existing
vegetation, temporarily stockpiling, loading, hauling, and placing topsoil material for back of
walk and curb areas, parkway areas, and other designated areas. This item shall be paid
according to plan quantity.
Muck Excavation — This shall include excavation of unsuitable material, supplying and
placing Class 1 or 2 Structural Backfill, Pit Run or an approved fill, recompacting material to
finish grade, and haul and disposal of unsuitable material. Muck -excavation of material from
rain or weather damage will not be paid for and is entirely the Contractor's responsibility.
This item shall be measured in the field, and will be paid for by the cubic yard.
Borrow - ABC Class 5 or 6 (Complete in Place) — This shall include supplying, placing,
and compacting aggregate base course as directed by the Engineer. This item will be
measured in the field and paid for by the ton. This item will not be paid for as Embankment.
Borrow material will only be used for fill if there is a shortage of suitable material onsite
and/or as directed by the Engineer and may be used under sidewalks and median
hardscaped areas.
27
Median Splash Block/Hardscape Shaping (Complete in Place) — The areas in the
medians beneath the exposed aggregate concrete shall be backfilled with suitable onsite
material approved by the Engineer. These areas shall be backfilled in lifts not to exceed 6
inches (6") and compacted with a plate compactor or as directed by the Engineer. This item
will not be paid for as Embankment. This item will be measured in the field and will be paid
for by the square foot.
Potholing — The Contractor shall be responsible for locating electrical, gas, fiber optic,
cable, telephone, traffic signal conduit and other existing utility lines and shall be performed
every 100 lineal feet or as deemed necessary by the contractor. All related work, including
excavation, backfilling, shoring, labor and number of hours will not be measured and paid
for separately, but shall be included in the work. Repair of damaged existing utility lines
caused by the Contractor will be at the Contractor's expense. These items will not be paid
separately under items in section 202, 210, 603, or 604.
Embankment and subgrade material shall be compacted to 95% of maximum density at +/-
2% optimum moisture. Maximum density shall be determined by ASTM D 698. This will
apply under the roadway, curb and gutter, sidewalk, and driveways. Topsoil shall be
compacted to 85% of maximum density at/or near optimum moisture.
Excavation and Embankment will only be paid when a significant change in grade is
required, as determined by the Engineer. Minor cuts and fills shall be considered
incidental to the work, and shall not be paid separately under this section.
If unsuitable subgrade is encountered and the Engineer directs the Contractor to over
excavate the material, the Contractor shall use Aggregate Base Courses (Class 5 or 6),
Class 1 or 2 Structural Backfill, Pit Run or an approved fill to backfill the over excavated
area if there is not any acceptable material onsite. This Work will not be paid for separately
but will be paid under the Muck Excavation item. The proposed material shall meet the
following minimum requirements:
LL Maximum: 30
PI Maximum: 6
"R" Value Minimum: 78
The minimum strength coefficient of the Aggregate Base Coarse shall be 0.11.
After specified compaction has been obtained, the subgrade under the curb, gutter,
sidewalk, and pavement shall be proof -rolled with a heavily loaded rubber tired
roller, fully loaded water truck, or approved equal.
Those areas which produce a rut depth of over one-half (1/2) inch or which crack the
subgrade after pumping and rebounding shall be ripped, scarified, wetted or dried if
necessary, and recompacted to the requirements for density and moisture at the
28
II. Revisions to the Bid Tab:
A. 203-08 Borrow Fill R-25: This is usually structural fill paid by the "TON" from
scale tickets instead of by the cubic yard.
The City agrees that this tem should be paid for by the ton based on tickets
generated.
Attached is a revised bid tab with line item 203-08 changed to "TON".
Please contact John D. Stephen, CPPO, LEED AP, Senior Buyer at (970) 221-6777 with
any questions regarding this addendum.
RECEIPT OF THIS ADDENDUM MUST BE ACKNOWLEDGED BY A WRITTEN
STATEMENT ENCLOSED WITH THE BID/QUOTE STATING THAT THIS ADDENDUM
HAS BEEN RECEIVED.
where renewal is a way Of life
Contractor's expense. Where unsuitable material is encountered, the Engineer may require
the Contractor to remove the unsuitable materials and backfill to the finished grade with
approved material. The completed subgrade shall be proof -rolled again after placement of
approved material. This will be paid for at the contract unit price for Muck Excavation.
The Contractor shall refer to the plans for regrading information. This work shall include all
excavation, embankment, and grading required to prepare these sites for landscaping.
Subsection 203.04 is revised to include the following:
The excavations and embankments shall be finished to smooth and uniform surfaces
conforming to the typical sections specified. Variation from the subgrade plan elevations
specified shall not be more than 0.08 feet.
Subsection 203.13 is revised to include the following:
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ( )
203-01 Unclassified Excavation - (CY)
203-02 Embankment -CIP — (CY)
203-03 Borrow Suitable Fill Material — (CY)
203-04 Haul & Dispose — (CY)
203-05 Topsoil —(Stripping, stockpiling, placing) — (CY)
203-06 . Muck Excavation — CIP — (CY)
203-07 Borrow ABC (Class 5 or 6) —CIP - (TON)
203-08 Borrow Fill R-25 — (CY)
203-09 Median Splash Block/Hardscape Shaping - CIP — (SF)
203-10 Import Topsoil (Screened) — (CY)
29
The above prices and payments shall include full compensation for furnishing all labor,
materials, tools, equipment, and incidentals and for doing all work involved in Unclassified
Excavation, Embankment, Haul & Dispose, Topsoil (stripping, stockpiling, placing), Muck
Excavation, Borrow ABC and Median Hardscape Shaping, including without limitation, haul,
stockpiling, placing of material, watering or drying soil, compaction, proof rolling, finish
grading, and disposal of unusable materials, as shown on the plans and as specified in
these specifications, and as directed by the Engineer.
END OF SECTION
30
REVISION OF SECTION 206
EXCAVATION AND BACKFILL FOR STRUCTURES
Section 206 of the Standard Specifications is hereby revised as follows:
Subsection 206.03 is revised to include the following:
Structure Excavation — It is anticipated that unsuitable soils will be encountered for the
foundation of the box culvert. The excavation of the unsuitable material has already been
accounted for and will be. paid for under the Muck Excavation item.
The Contractor is cautioned that construction equipment may cause the natural soils to
pump or deform while performing excavation work inside and on footings, structural floor
slabs, or other structure foundation areas.
Foundation materials which are: a) saturated by either surface or dewatering work by the
Contractor; b) frozen for any reason; or, c) disturbed by the Contractor's work or caused to
become unacceptable for foundation material purposes by means of the Contractor's
equipment, manpower, or methods of work shall be removed and replaced by the
Contractor at their expense.
Care should be taken when excavating the foundations to avoid disturbing the supporting
materials. Excavation by either hand or careful backhoe soil removal, may be required in
excavating the last few inches of material to obtain the subgrade of any item of the
concrete work.
Any over -excavated subgrades that are due to the Contractor's actions, shall be brought
back to subgrade elevations by the Contractor and at his expense in the following manner:
For over -excavations of two (2) inches or less, either: Backfill and compact with
approved granular materials; backfill with '/z inch washed crushed rock; or fill with
concrete at the time of the appurtenant structure concrete pour.
For over -excavations greater than two (2) inches, backfill and compact with 1'/2 inch
washed crushed rock.
Structural Class I and II Backfill (On -site Fill) — Backfill, and fill within two feet (2') of and
adjacent to all structures and for full height of the walls, shall be selected non -swelling
material. It shall be granular, well graded, and free from stones larger than three inches
(3"). Material may be job excavated, but selectivity will be required as determined by the
Engineer. Refer to the Plans for job specific requirements. Stockpiled material, other than
topsoil from the excavation shall be used for backfilling unless an impervious structural
backfill is specified. The backfill material shall consist of either clean on -site granular
materials free of stones larger than three inches (Y) in diameter with no more than 20%
passing the No. 200 sieve, or equivalent imported materials. All backfill around the
structures shall be consolidated by mechanical tamping. The material shall be placed in
eight -inch (8") loose lifts within range of 2% above to 2% below the optimum moisture
31
content and compacted to 95% of Maximum Standard Proctor Density (ASTM D698) for
cohesive soils, or to 70% relative density for pervious material as determined by the relative
density of cohesionless soils test, ASTM D4253.
Structural Haul and Leveling — This shall consist of hauling and leveling of any excess
material or unsuitable fill material on site. This item will be measured from the plans and
cross sections and will be paid for by the cubic yard. This item shall be paid according to
plan quantity.
Structural Backfill flow fill — Backfill flow fill will be required around the foundation and up
to a height of two feet above the foundation.
Dewatering — This item shall include pumps, labor, equipment and any associated costs to
insure a dry work area. Also, a discharge pipe is to be installed and removed to provide
access for construction equipment. These combined items will be paid for as a per day
cost. Dewatering should not be conducted by pumping from inside footing, structural floor
slab, or other structure foundation limits., This may decrease the supporting capacity of the
soils.
Subsection 206.07 is revised to include the following:
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ().
206-01 Structure Excavation — (CY)
206-02 Class I and II Structure Backfill (On -Site Fill) — (CY)
206-03 Structure Haul and Leveling — (CY)
206-04 Structure Backfill Flow Fill — (CY)
206-05 Filter Material (1 '/2" Washed Rock) — (TON)
206-06 Dewatering (min. 2" pump) — (DAY)
The above prices and payments shall include full compensation for furnishing all labor,
materials, tools, equipment, and incidentals and for doing all work involved in Structural
Excavation, Backfill, Haul & Leveling, Filter Material installation, and Dewatering, including
without limitation, haul, stockpiling, placing of material, watering or drying soil, compaction,
proof rolling, finish grading, and disposal of unusable materials, as shown on the plans and
as specified in these specifications, and as directed by the Engineer.
END OF SECTION
32
REVISION OF SECTION 208
EROSION CONTROL
Section 208 of the Standard Specifications is hereby revised as follows:
Subsection 208.01 is revised to include the following:
On any work that results in disturbance of one acre or more of soil, the contractor is
required to obtain a State permit and approved Stormwater Management Plan (SWMP)
prior to starting work. The contractor is responsible for obtaining any necessary permit(s)
and full compliance with the requirements of said permits including the appointment of an
erosion control supervisor to provide regular inspections required under the permit and
keeps all necessary documentation as required by the permit. The contractor will be paid a
lump sum price to obtain any necessary permit(s) and the appointed erosion control
supervisor will be paid on an hourly basis for inspections and documentation required by
the SWMP permit. For work with less than one acre of disturbance, the contractor shall
install best management practices (BMP's) as needed or as directed by the City
Engineering Inspector to prevent any sediment runoff or contamination from leaving the
project limits. Removal of sediment and contaminants from the site will be paid under line
item 208-11.
Subsection 208.05 is revised to include the following:
All Erosion Control Devices, Materials, and Techniques required to prevent damage to the
storm water facilities as outlined in the City of Fort Collins Standards will be considered
incidental to the work, and shall be included in the price. No measurement for payment
shall be made for maintenance of Erosion Control devices. The tracking pad shown on the
plans shall be included and considered incidental to the work. This item will be paid for as a
lump sum price to the Contractor.
Working in or Crossing Watercourses and Wetlands — Construction vehicles should be
kept out of watercourses to the extent possible. Wherein channel -work is necessary,
precautions must be taken to stabilize the work area during construction to minimize
erosion control. The channel (including bed and banks) must always be restabilized
immediately after in -channel work is completed. Where a live (wet) watercourse must be
crossed by construction vehicles during construction, a Temporary Stream Crossing must
be provided for this purpose.
Subsection 208.07 is revised to include the following:
The accepted quantities will be paid for at the contract unit price.
33
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ().
208-001 SWMP Permit — (LS)
208-002 Silt Fence Furnished and Installed — (LF)
208-003 Straw Bales (Weed Free) Furnished and Installed — (EA)
208-004 Soil Retention Blanket — (SY)
208-005 Erosion Log (Min. 6" diameter) — (LF)
208-006 Rock Sock — (LF)
208-007 Sand Bag — (EA)
208-008 Concrete Washout Structure — (EA)
208-009 Storm Drain Inlet Protection — (EA)
208-010 Stabilized Construction Entrance (70' x 12') — (EA)
208-011 Sediment Removal and Disposal — (CY)
208-012 Erosion Control Supervisor — (HR)
The above prices and payments shall include full compensation for furnishing all labor,
materials, tools, equipment, and incidentals and for doing all work involved in installing and
maintaining erosion control, complete -in -place, as specified in these specifications, and as
directed by the Engineer.
END OF SECTION
34
REVISION OF SECTION 210
RESET STRUCTURES
Section 210 of the Standard Specifications is hereby revised as follows:
Subsection 210.10 is revised to include the following:
Work contained in this Subsection shall meet the requirements of the current City of Fort
Collins Water Utilities Standard Construction Specifications or other applicable water utility
agency standard construction specifications.
The Contractor shall cooperate and coordinate with the City Water Utilities Department or
other applicable water utility when shutting off water to minimize downtime to customers.
The Contractor shall also coordinate work involving the relocation of fire hydrants, water
meters, curb stops, and water valves, and lowering water and sewer service lines, and
water lines. The Contractor shall supply all materials required to complete the work that is
not supplied by the City or other applicable water utility, and these materials shall be
included in the costs of each item. This shall include, but not be limited to; new copper line
and fittings, new stop boxes, meter pits, excavation, backfill and compaction. New copper
fittings, stop boxes and meter pits will be required at each location.
All structures located in bituminous pavements to be surfaced shall be adjusted prior to, or
during paving operations.
All structures located within a concrete pavement shall be adjusted prior to opening the
roadway.
The Contractor shall perform all work needed to ensure that said structures can be readily
adjusted and shall have all necessary materials on hand prior to commencing the work. The
adjustments shall be made as noted below.
All structures shall be adjusted to be'/4", +/- 1/8" below the pavement surface.
The Contractor shall be responsible for immediately cleaning out all construction materials
that may fall into manholes, valve boxes or other structures during the construction
process. In the event that a structure was not properly adjusted (i.e. too high or too low) or
the structure was covered and not adjusted after the paving operation, written notice will be
given by the Engineer to the Contractor requiring the Contractor to make the necessary
adjustments within five (5) working days. In the event that the structure is not adjusted
within said time frame; the Engineer shall have the right to engage a third party to complete
the work, and to withhold the cost of such work from payments due the Contractor.
If a structure is adjusted prior to an overlay operation, the Contractor shall place bituminous
base material around the structure as directed by the Engineer to insure that it will not be a
hazard to vehicular traffic. This will be paid for under the bid item for Asphalt Patching.
35
Adjust Valve Box — Valve boxes located within asphalt pavement shall be adjusted by
removing the existing pavement around the valve box, adjusting the valve by turning it to
the proper grade, trimming the existing asphalt by cutting vertical edges, then spreading
and mechanically compacting bituminous material of the same grade and quality as the
adjacent pavement.
If a valve box cannot be turned up, or can be turned up, but not sufficiently to achieve the
proper grade or if the top section of the valve box is in poor condition, the Contractor shall
excavate around the top section of the valve box and remove and replace the top section
with a longer section supplied by the Contractor. The excavation shall then be back filled
with flowable fill to the top of subgrade, and then, material of the same grade and quality
as the adjacent pavement shall be placed.
The Contractor shall exercise reasonable care while attempting to adjust the valve boxes. If, in the
opinion of the Engineer, the Contractor is negligent and breaks the valve box, the valve box shall be
replaced at the Contractor's expense. This item will be paid under Adjust Valve Box — (EA).
Adjust Manhole Ring/Cover— Manholes located within existing asphalt pavement shall be
adjusted by removing an area of pavement with a minimum diameter one foot (1') larger
than the structure (centered on the structure). This shall be done by cutting vertical edges,
adjusting the manhole by grouting concrete rings and/or utilizing metal shims to raise the
structure to the proper grade, then spreading and mechanically compacting bituminous
material of the same grade and quality as the adjacent pavement.
When the manhole adjustment is complete, the slope of the top surface of the manhole
cover shall match the slope of the pavement in both the longitudinal and traverse directions.
Any manhole cover which is unstable or noisy under traffic shall be replaced. This item will
be paid under Adjust Manhole Ring/Cover — (EA).
Modify Manhole — Manholes located within existing asphalt pavement or subgrade shall be
adjusted by removing an area of pavement or subgrade with a minimum diameter two foot (2')
larger than the structure (centered on the structure). This shall be done by cutting vertical edges
in the pavement, if required, and excavating below the ground surface to the required barrel
seam needed to start the adjustment. The cone section shall be removed and additional
sections added or removed to obtain the plan finished elevation. All manhole sections shall be
cleaned and an approved gasket material applied prior to reassembly. This work shall be done
in accordance with the City of Fort Collins Standard Construction Specification for Sewer Mains.
The excavation shall be backfilled with on -site material and shall be mechanically compacted or
Flowable Fill used if directed by the Engineer. This item will be paid under Modify Manhole —
(EA). Flowable Fill will be paid under Section 608.
Flowable Fill — Shall be a Portland Cement Concrete Mix. The mix and use of flowable fill
shall conform to the Larimer County Urban Area Street Standards Section 22.2.3(D). The
maximum 28 day strength shall be 60 psi.
36
Fire Hydrants — The Contractor shall supply all materials required to complete the Work.
These materials shall be included in the cost for adjusting or relocating the fire hydrants.
The Contractor shall also include excavation, bedding, backfill and compaction into his/her
item cost. This Work will not be paid for separately under any other item listed in these
specifications. This item will be paid under Fire Hydrant — (EA).
Water Meters — The relocation of water meters are shown on the plans. The Engineer may
also request meters to be relocated that are not shown on the plans. The City of Fort
Collins Water Utility or other applicable water utility will not provide any materials to
complete this Work. The Contractor shall notify the water utility prior to performing
this work. The Contractor shall supply all materials required to complete the Work. This
shall include, but not limited to, new copper line and fittings, new stop box, complete meter
pit assembly, excavation, bedding, backfill and compaction into his/her item cost. This item
will be paid under Water Meter — (EA).
Cathodic Protection (C.P.) Test Station Relocation — The relocation of C. P. Test
Stations are shown on the plans. The Engineer may also request C. P. Test Stations to be
relocated that are not shown on the plans. The City of Fort Collins Water Utility will provide
the materials, perform the wire connections and extend the wires to the new location. The
Contractor shall notify the Owners Field Representative on site prior to doing this
work. The Contractor shall locate the existing test station wires, excavate the trench to the
new location, backfill the trench after the City Utility Crews are done with their work and set
the City supplied concrete pod, with the wires inside, to the finished grade. If the Contractor
pulls the existing test station wires off the connection at the water main line, the Contractor
shall be responsible to repair the test wires at the main line under the direction of the City
Utility Crews at the Contractors expense. This item will be paid under Relocate C. P. Test
Station — (EA).
Irrigation Service — There are irrigation service taps that will be made for irrigating the
medians on this project. The Contractor shall supply all materials required to complete the
Work. The City of Fort Collins Water Utility or other applicable water utility will not provide
any materials to complete this Work. This shall include, but not limited to, tapping the
existing water line at the designated location(s), new copper line and fittings, new stop box,
complete meter pit assembly, excavation, bedding, backfill and compaction into his/her item
cost. Service taps on City mains larger than eight inches (8") will be made only under
the direct supervision of the City Utility or by the City Utilities Crews. The Contractor
shall notify the water utility prior to performing this work. This item will be paid under
Irrigation Services (3/4"-1") — (EA).
Traffic Signs — Prior to commencement of any construction that will affect traffic signs of
any type, the Contractor shall contact the City of Fort Collins Streets Division and the City
Project Inspector for removal of the signs. The COFC Streets Division will remove these
signs and reset all traffic signs upon project completion.
37
Subsection 210.13 is revised to include the following:
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ( ).
210-01 Adjust Valve Box — (EA)
210-02 Adjust Manhole Ring/Cover — (EA)
210-03 Modify Manhole — (EA)
210-04 Relocate Fire Hydrant — (EA)
210-05 Relocate Water Meter — (EA)
210-06 Relocate C. P. Test Station — (EA)
210-07 Irrigation Service (3/4"-1") — (EA)
210-08 Relocate Fence (Various Types) — (LF)
210-09 Relocate Mailbox — (EA)
The above prices and payments shall include full compensation for furnishing all labor,
materials, tools, equipment, and incidentals, and for doing all the Work involved in adjusting
structures, complete -in -place, including non -shrink backfill, concrete, metal shims,
bituminous materials, haul and disposal, excavation, bedding material, backfill, and
compaction as shown on the plans, as specified in these specifications, and as directed by
the Engineer.
END OF SECTION
38
7044 Miscellaneous Street Improvements
Bid Tab Addendum 1
Item #
Description
Qty.
Unit
Unit Cost
Total Cost
202-01
Remove pipe ADS-CMP-RCP-PVC-ClayTile)
30
LF
202-02
Plug Existing Pie 12"-36"
1
EA
202-03
Remove Standard Type 11 Vertical Curb
137
LF
202-04
Remove Roll Over Curb And Sidewalk
100
LF
202-05
Remove Cross an/Drivewa /A ron
150
SF
202-06
Remove Concrete Paving 8" Avg Depth.
400
SF
202-07
Remove Asphalt 8" Avg. Depth.
50
SY
202-08
1 Roto Mill Y-4" Asphalt.
100
1 SY
202-09
Profile Mill 0-3".
600
SY
202-10
Remove Sidewalk 4"-6" Depth.
403
SF
202-11
Remove Ri Ra .
20
SY
202-12
Remove Fence Various Types.
100
LF
202-13
Removal of Pavement Marking.
100
LF
202-14
Saw Cutting Existing Asphalt.
100
LF
202-15
Saw Cut Conc. 6" or Less in Depth
100
LF
202-16
1 Saw Cut Cone. More Than 6" Depth
100
In/L
F
202-17
Saw Cut Asphalt 6" or Less in Depth
100
LF
202-18
Saw Cut Asphalt More Than 6" Depth
100
In/L
F
203-01
Unclassified Excavation.
115
CY
203-02
Embankment CIP .
75
CY
203-03
Borrow Suitable Fill Material.
50
CY
203-04
Load, Haul And Dispose.
65
CY
203-05
Topsoil (Stripping, Stockpiling, Placing)
75
CY
203-06
Muck Excavation.
50
CY
203-07
Borrow ABC Class 5 or 6 CIP).
50
Ton
203-08
Borrow Fill R-25
50
Ton
203-09
Median Splash Block Shaping
500
SF
203-10
Import Topsoil Screened
50
CY
206-01
Structure Excavation
50
CY
206-02
Structure Backfill On Site Fill
50
CY
206-03
Backfill Class 1
50
CY
206-04
Backfill Class II
50
CY
206-05
Haul And Leveling
50
CY
206-06
Structure Backfill Flow Fill
50
CY
206-07
Filter material 1-1/2 " washed rock
50
Ton
206-08
Dewaterin Min.2" pump size
3
Da
REVISION OF SECTION 304
AGGREGATE BASE COURSE
Section 304 of the Standard Specifications is revised as follows:
Subsection 304.01 is revised to include the following:
This work shall consist of placing six inches (6") of Aggregate Base Course (Class 5 or 6)
over previously prepared pavement subgrade approved by the Engineer. Aggregate Base
Course will be used under the asphalt pavement section and shall meet the requirements of
Subsection 703.03.
The proposed material shall meet the following minimum requirements:
LL Maximum: 30
PI Maximum: 6
"R" Value Minimum: 78
The minimum strength coefficient of the Class 5 or 6 Aggregate Base Course shall be 0.11
Subsection 304.06 is revised to include the following:
Aggregate Base Course shall be compacted to at least 95% of maximum density at or near
optimum moisture as determined by ASTM D698.
Subsection 304.07 is revised to include the following:
Aggregate Base Course will be measured by the ton at proper moisture. Quantity will be
adjusted accordingly if the moisture content is too high. Haul and water necessary to bring
mixture to optimum moisture will not be measured or paid for separately, but shall be
included in the price for Aggregate Base Course.
Soil sterilization shall be applied under all new asphalt paving and shall be
considered incidental to the work. Sterilization shall not be paid for separately under
this item.
Subsection 304.08 is revised to include the following:
The accepted quantities of Aggregate Base Course will be paid for at the contract unit price
per ton.
39
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ().
304-01 Aggregate Base Course (Class 5 or 6) 6" depth — (TON)
304-02 Shouldering Base (Class 5 or 6) 4" depth (CIP) — (TON)
304-03 Patch Placement Base (Class 5 or 6) 6" depth (CIP) — (TON)
The above prices and payments shall include full compensation for furnishing all labor,
materials, tools, equipment and incidentals and for doing all work involved in Aggregate
Base Course including haul, sterilization, and water. The work will be complete -in -place, as
shown on the plans, as specified in these specifications, and as directed by the Engineer.
END OF SECTION
40
REVISION OF SECTION 306
RECONDITIONING
Section 306 of the Standard Specifications is hereby revised for this project as follows:
Subsection 306.02 is revised to include the following:
The top eight inches (8") of the entire subgrade, including fill areas, (curb, gutter and
sidewalk, and pavement areas) shall be reconditioned by scarifying and recompacting. The
subgrade shall be thoroughly mixed and dried or moistened to full depth and compacted as
specified in Section 203.07. The reconditioned surface shall not vary above or below the
lines and grades as staked by more than 0.04 foot under asphalt or concrete pavement or
0.08 foot under aggregate base course. The surface shall be tested prior to application of
any base course or pavement. All defective work shall be corrected as directed by the
Engineer. The surface shall be protected and maintained until base course or pavement
has been placed. If the Contractor chooses to use roadbase as a fine grading material or a
material to mitigate over excavated or rain damaged areas this shall be entirely the
Contractor's cost and shall be considered incidental to the Work. The Contractor shall be
paid for reconditioning, if reconditioning has been attempted, and muck excavation in the
event that unsuitable material is encountered and removed at the direction of the Engineer.
It shall be at the Engineer's discretion to determine if the Contractor has made a sufficient
effort to control the moisture in the subgrade material and made a reasonable effort to
recondition the subgrade.
Soil sterilization shall be applied under all new asphalt paving and shall be considered incidental to
the work. Sterilization shall not be paid for separately under this item.
Subsection 306.04 is revised to include the following:
The accepted quantities of Reconditioning will be paid for at the contract unit price per
square yard.
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ( )
306-01 Reconditioning (8") - (SY)
The above prices and payments shall include full compensation for furnishing all labor,
materials, tools, equipment, and incidentals and for doing all work involved in
Reconditioning, complete -in -place, including compaction, wetting or drying, and finish
grading, as shown on the plans, as specified in these specifications, and as directed by the
Engineer.
END OF SECTION
41
REVISION OF SECTION 401 & 703
PLANT MIX PAVEMENTS — GENERAL & AGGREGATES
Section 401 and 703 of the Standard Specifications is hereby revised as follows:
Subsection 401.02 is hereby revised to include the following:
Requests made in writing by the Contractor for changes in the job mix formula will be
considered by the Engineer. A job mix formula shall be determined by the Contractor and
submitted to the Engineer for approval a minimum of one week prior to the beginning of
construction for each proposed change. The Contractor shall provide the Engineer with
an asphalt mix design report from an independent testing laboratory acceptable to
the Engineer. The report shall state the Mix properties, optimum oil content, job mix
formula and recommended mixing and placing temperatures. The costs for all job mix
formulas shall be the responsibility of the Contractor.
If the Contractor uses more than three (3) job mix formulas for a type of plant mix pavement
used, the City may charge the Contractor for testing and evaluation of the mix designs,
including the costs for calibration of a Nuclear Asphalt Oven.
For Superpave Mixes, delete Table 401-2 and replace with the following:
TABLE 401-2
Grading
Grading
Test Procedure
T�
Minimum Test
Sampling Frequency
Result
All Gradings
CP L-5109 Method
80
One per 10, 000 metric tons (10,000
B
tons) or fraction thereof minimum
In subsection 401.02, delete the second, third, and fourth paragraphs and replace
with the following:
1. A proposed plant mix pavement mix design prepared in accordance with Colorado Procedure
52(CP52-99), including a proposed job -mix gradation for each mixture required by the
Contract which shall be wholly within the Master Range Table, Tables 703-3A, B, and C,
before the tolerances shown in Table 401-1 are applied. The weight of lime shall be included
in the total weight of the material passing the 75 mm (No. 200) sieve. The restricted zone
boundaries shown for all gradings in Tables 703-3A, 703-313, and 703-3C are to be used as
guidelines in mix design development. However, the job -mix gradation is not required to pass
above or below the restricted zone boundaries.
2. The name of the refinery supplying the asphalt cement and the source of the anti -
stripping additive.
3. A sufficient quantity of each aggregate for the Department to perform the tests specified
in section 2.2.1
of CP52.
42
In subsection 401.02 delete Table 401-1, including the footnotes, and replace with the
following:
TABLE 401-1 Bitumen Content ±0.3%
Asphalt Recycling Agent ±0.2%
ITem erature of Mixture When Discharged from Mixer ±10°C
I Hot Bituminous Pavement - Item 403
Passing the 9.5 mm (3/82) and larger sieves ±6%
Passing the the 4.75 mm (No. 4) and 2.36 mm (No. 8) ±5%
sieves ±4%
lPassing the 600 mm (#30) sieve ±2%
Passinq the 75 mm (#200) sieve
'When 100% passing is designated, there shall be no tolerance. When 90-100%
passing is designated, 90% shall be the minimum; no tolerance shall be used.
Delete Subsection 401.07 and replace with the following:
Plant mix pavement shall be placed only on properly prepared unfrozen surfaces which are
free of water, snow, and ice. The plant mix pavement shall be placed only when both the air
and surface temperatures equal or exceed the temperatures specified in Table 401-3 and
the Engineer determines that the weather conditions permit the pavement to be properly
placed and compacted.
Table 401-3
r-IMA9111VIR I VIIILMIMUIV LIIIIRaUVIM III _V
Compacted Layer
Thickness in
mm (inches)
<38 (1'/2)
38 (1'/2) - <75 (3)
75 (3) or more
Minimum Surface and Air
Temperature °C (OF)
Top
Layers Below
Layer
Top Layer
15 (60)
10 (50)
10 (50)
5 (40)
7 (45)
2 (35)
Note: Air temperature is taken in the shade. Surface is defined as the existing base on
which the new pavement is to be placed.
If the temperature falls below the minimum air or surface temperatures, paving shall stop.
The Contractor shall schedule the work so that no planed or recycled surface is left without
resurfacing for more than ten calendar days during the period specified in Table 401-3A,
below. The Contractor shall immediately place a temporary hot bituminous pavement layer
on any surface that has been planed or recycled and can not be resurfaced in accordance
with the above temperature requirements within ten calendar days after being planed or
recycled. The minimum thickness of the temporary hot bituminous pavement layer shall be
50 mm (two inches). The Contractor shall perform the quality control required to assure
adequate quality of the hot bituminous pavement used in the temporary layer. All applicable
pavement markings shall be applied to the temporary layer surface. The Contractor shall
maintain the temporary layer for the entire period that it is open to traffic.
43
Distress which affects the ride, safety, or serviceability of the temporary layer shall be
immediately corrected to the satisfaction of the Engineer. The temporary hot bituminous
pavement layer shall be removed when work resumes.
Table No. 401-3A
Periods Requiring 0 erlay of Treated Surfaces
Location by Elevation
Period During Which Planed or
Recycled Surfaces Must be Overlaid
within Ten Days
All areas below and including
October 1 to March 1
2100 m 7000feet
All areas above 2100 m (7000
September 5 to April 1
feet) up to and including 2600 m
8500 feet
All areas above 2600 m (8500
August 20 to May 15
feet
In Subsection 401.15, delete the third and fourth paragraphs (including table) and
replace with the following:
The minimum temperature of the mixture when discharged from the mixer and when
delivered for use shall be as shown in the following table:
Asphalt Grade
Minimum Mix
Discharge
Temperature, °C (OF)*
Minimum Delivered
Mix Temperature, °C
(OF)**
PG 58-28
135 (275)
113 (235)
PG 58-22
138 (280)
113 (235)
PG 64-22
143 (290)
113 (235)
AC-20
Rubberized
160 (320)
138 (280)
PG 76-28
160 (320)
138 (280)
PG 70-28
149 (300)
138 (280)
PG 64-28
149 (300)
138 (280)
PG 58-34
149 (300)
138 (280)
* The maximum mix discharge temperature shall not exceed the minimum
discharge temperature by more than 170C (30 (OF) .
** Delivered mix temperature shall be measured behind the paver screed.
Hot -mix asphalt mixture shall be produced at the lowest temperature within the specified
temperature range that produces a workable mix and provides for uniform coating of
aggregates (95% minimum in accordance with AASHTO T 195), and that allows the
required compaction to be achieved.
44
Subsection 401.16 is hereby revised to include the following:
The mixture shall be laid upon an approved surface, spread and struck off to provide for
drainage to the side(s) of the roadway with a minimum cross slope of two percent (2%) or
as directed by the Engineer.
In Subsection 401.17, first paragraph, delete the last two (2) sentences and replace
with the following:
When the mixture contains unmodified asphalt cement (PG 58-28, PG 58-22, or PG 64-22)
or modified (PG 58-34), and the surface temperature falls below 850C (185 OF), no further
compaction effort will be permitted unless approved. If the mixture contains modified
asphalt cement (AC-20R, PG 76-28, PG 70-28, or PG 64-28) and the surface temperature
falls below 110°C (230 OF), no further compaction effort will be permitted unless approved.
Subsection 401.17 is hereby revised to include the following:
All pneumatic tire rubbers shall be equipped with rubber skirts.
In Subsection 703.04 delete Table 703-3 and replace with Tables 703-3A and B as
follows:
TABLE 703-3A
Master Range Table for Hot Bituminous Pavement (Grading S)
Sieve
Size
Percent by
Weight Passing
Square Mesh
Sieves
Restricted Zone Boundary
(Guideline)
Minimum
Maximum
37.5 mm( 1'/2")
25.0 mm (1")
100
19.0 mm (3/4")
90 - 100
12.5 mm (1/2")
9.5 mm (/8„)
* .
4.75 mm (#4)
2.36 mm (#8)
23 - 49
34.6
34.6
1.18 mm (#16)
22.3
28.3
600 mm (#30)
16.7
20.7
300 mm (#50)
13.7
13.7
150 mm (#100)
75 mm (#200)
2-8
45
* These additional Form 43 Specification Screens will initially be established using values
from the As Used Gradation shown on the Design Mix.
TABLE 703-313
Master Range Table for Hot Bituminous Pavement (Grading SG)
Sieve
Size
Percent by
Weight Passing
Square Mesh
Sieves
Restricted Zone Boundary
(Guideline)
Minimum
Maximum
1 37.5 mm (1'/2")
100
j 25.0 mm (1")
90 - 100
19.0 mm
12.5 mm ('/2")
9.5 mm (/$,,)
` 4.75 mm (#4)
*
39.5
39.5
2.36 mm (#8)
19 - 45
26.8
30.8
1.18 mm (#16)
18.1
24.1
600 mm (#30)
*
13.6
17.6
j 300 mm (#50)
11.4
11.4
150 mm (#100)
75 mm (#200)
1 - 7
* These additional Form 43 Specification Screens will initially be established using values
from the As Used Gradation shown on the Design Mix.
END OF SECTION
46
REVISION OF SECTION 403
HOT BITUMINOUS PAVEMENT
Section 403 of the Standard Specifications is hereby revised as follows:
Subsection 403.01 is revised to include the following:
Asphalt Patching — HBP Grading S & SG shall be used in locations as directed by the Engineer.
These quantities will be restricted to small areas which require hand placement methods and
conventional paving equipment cannot be utilized.
Hot Bituminous Pavement — This shall consist of constructing one or more courses of HBP Grading
S & SG over existing pavement or subgrade surfaces previously prepared by the contractor or City
of Fort Collins Crews.
Subsection 403.02 is revised to include the following:
Laboratory Mix Design — Grading S & SG - The mix designs shall be prepared by an
independent laboratory acceptable to the Engineer and shall be submitted by the
Contractor to the Engineer for approval a minimum on one (1) month prior to the beginning
of paving for this project. 'The criteria for the mix design is as follows:
HBP Grading S & SG
ESAL's = To be determined by City of Fort Collins based on
Location/Classification of roadway Binder: PG 64-22
Binder (Intersection Only) : PG 64-28
Designed according to the most recent set of SUPERPAVE Specifications
available.
See Table 403-1 on Next Page
A request made in writing by the Contractor for changes in the job mix formula will be
considered by the Engineer.
The Contractor shall prepare a quality control plan outlining the steps taken to minimize
segregation of HBP. This plan shall be submitted to the Engineer and approved prior to
beginning the paving operations. When the Engineer determines that segregation is
unacceptable, the paving shall stop and the cause of segregation shall be corrected before
paving operations will be allowed to resume.
Reclaimed materials will not be allowed in Hot Bituminous Pavement. A maximum of 20%
reclaimed material will be allowed for HBP Grading SG.
The Contractor shall construct the work such that all roadway pavement placed prior to the
time paving operations end for the year, shall be completed to the full thickness required by
the plans. The Contractor's Progress Schedule shall show the methods to be used to
comply with this requirement.
ch
The design mix for Grading S and SG shall conform to the following:
TABLE 403-1
Property
Test
Grading S
Grading SG
Grading SX '
Method
Air Voids, percent at:
CPL
N (initial)
5115
> 11.0
> 11.0
> 11.0
N (design)
3.0 - 5.0
3.0 -.5.0
3.0 - 5.0
N maximum
> 2.0
> 2.0
> 2.0
Lab Compaction
CPL
I
(Revolutions):
5115
8
8
(a)
N (initial) (a)
100
100
(b)
N (design) (b)
158
158
(a);
N maximum a
Stability, minimum (a)
CPL
42
42
(a) �1
for information
5106
Aggregate Retained on the
CP 45
60
60
60
4.75 mm (No. 4) Sieve with
at least two Mechanically
Induced Fractured Faces, %
minimum
i
Accelerated Moisture
CPL
80
80
80
Susceptibility Tensile
5109'
Strength Ratio (Lottman),
Method B
minimum
s;
Minimum Dry Split Tensile
CPL
205 (30)
205 (30)
205 (30)
Strength, kPa (psi)
5109
Method B
Grade of Asphalt Cement
PG 58-28
PG 58-28
PG 58-28
Top Layer
Grade of Asphalt Cement
PG 58-28
PG 58-28
PG 58-28
Layers Below To
`
Voids in the Mineral
CP 48
14.0
12.0
(a) f
Aggregate (VMA) %
minimum a
j
Voids Filled with Asphalt
AI MS-2
65 - 75
65 - 75
(a) i
(VFA) % (a)
I
(a) Current CDOT Design Criteria
(b) Residential 50, Collector 75, Arterial 100
Note: AIMS-2 = Asphalt Institute Manual Series 2
Note: The current version of CPL 5115 is available from the Region Materials
Engineer.
Note: Mixes with gradations having less than 40% passing the 4.75 mm (No. 4)
sieve shall be approached with caution because of constructability problems.
43
208-01
SWMP Permit
1
LS
208-002
Silt Fence Furnished And Installed
100
LF
208-003
Straw Bales Weed Free Furnished And Installed
20
EA
208-004
Soil Retention Blanket
500
SF
208-005
Erosion l0 6" Diameter
50
LF
208-006
Rock Sock
25
LF
208-007
Sand Bag
200
EA
208-008
Concrete Washout Structure
1
EA
208-009
Storm Drain Inlet Protection
3
EA
208-010
Stabilized Const. Entrance 70'xl2'
1
EA
208-011
Sediment Removal and Disposal
30
CY
208-012
Erosion Control Supervisor
25
HR
210-01
1 Adjust Valve Box
3
EA
210-02
Adjust Manhole Ring/Cover
2
EA
210-03
Modify Manhole
2
EA
210-04
Relocate Fire Hydrant.
1
EA
210-05
Relocate Water Meter
1
EA
210-06
Relocate C.P. Test Station
1
EA
210-07
Irrigation Service 3/4"-1"
2
EA
210-08
Relocate Fence Various Types
100
LF
210-09
1 Relocate Mailbox
2
EA
304-01
Aggregate Base CL 5-6 CIP 6"
50
Ton
304-02
Shouldering Base Class 5-6- (4in) CIP
50
Ton
304-03
Patch Placement Base CL-5-6 6" CIP
50
Ton
306-01
Reconditioning 8"
50
SY
403-01
Asphalt Hand Patching — Grading S-100 (PG 64-
28) (2"-3" Depth)
3
Ton
403-02
Asphalt Hand Patching — Grading S-75 or S-100
PG 58-28) 2"-3" Depth)
3
Ton
403-03
Asphalt Hand Patching — Grading SG-75 or SG-
100 PG 58-28 6"-10" Depth)
6
Ton
403-04
Hot Bituminous Pavement - Grading S-100 (PG
64-28) (2"-3" Depth)
50
Ton
403-05
Hot Bituminous Pavement - Grading S-75 or S-
100 (PG 58-28)(2"-3" Depth)
50
Ton
403-06
Hot Bituminous Pavement - Grading SG-75 or
SG-100 PG 58-28 3"-5" Depth)
50
Ton
403-07
Asphalt Paver Leveling Course SG-75 or SG-100
PG58-28
25
Ton
403-08
Asphalt Paver Patch - Grading S-100 (PG 64-28)
3" Depth)
25
Ton
403-09
Asphalt Paver Patch SG-75 or SG-100 (PG58-
28) (3" Depth)
25
Ton
Subsection 403.03 is revised to include the following:
Regardless of the delivery temperature, the mixture shall not be placed for use on the
roadway at a temperature lower than 225degree F.
Emulsified Asphalt for tack coat shall be Grade CSS-1 h. The tack coat shall consist of a 1-1
dilution (one (1) part emulsified asphalt to one (1) part water). The application rate for tack
coat shall be approximately 0.1 gallons per square yard.
The existing pavement shall be broomed and cleaned to be free of dirt, water, vegetation
and other deleterious matter immediately prior to commencing the paving operation. Edges
of the area to be patched shall be sawcut vertically, and perpendicular or parallel to the
roadway, as directed by the Engineer. Tack coat shall be placed against clean, vertical
edges on all sides of the area to be patched.
Hot Bituminous Pavement Grading S and SX shall be placed in equal lifts not exceeding
three (3) inches. The minimum lift thickness for Grading SX shall be one (1) inch and
Grading S shall be (1 '/2) inch. HBP Grading SG shall be placed in equal lifts not exceeding
four (4) inches and,the minimum lift thickness shall be three (3) inches. Overlaying layers of
Hot Bituminous Pavement shall not be placed until the lower layer has cooled sufficiently to
provide a stable material which will support the equipment without rutting, shoving or
moving in any manner. Tack coat shall be placed between all lifts.
Subsection 403.04 shall include the following:
Hot Bituminous Pavement Grading SX, SG, and S, will be measured by the ton and paid
for at the Contract Unit Price for Asphalt Patching and Hot Bituminous Pavement.
Pavement cutting, excavation, subgrade preparation, haul and disposal, bituminous
materials, aggregate, asphalt cement, asphalt recycling agent, additives, hydrated lime, and
all other work necessary to complete each hot bituminous pavement item will not be paid
for separately but shall be included in the unit price bid.
Load slips shall be consecutively numbered for each day and shall include batch time.
Subsection 403.05 is revised to include the following:
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ().
403-01 Asphalt Hand Patching — Grading S-100 (PG 64-28) (2"-3" Depth) — (TON)
403-02 Asphalt Hand Patching — Grading S-75 or S-100 (PG 58-28) (2"-3" Depth) — (TON)
403-03 Asphalt Hand Patching — Grading SG-75 or SG-100 (PG 58-28) (6"- 10" Depth) —
(TON)
403-04 Hot Bituminous Pavement — Grading S-100 (PG 64-28) (2"-3" Depth) — (TON)
49
403-05 Hot Bituminous Pavement — Grading S-75 or S-100 (PG 58-28) (2"-3" Depth) —
(TON)
403-06 Hot Bituminous Pavement— Grading SG-75 or SG-100 (PG 58-28) (3"-5" Depth) —
(TON)
403-07 Asphalt Paver Leveling Course — Grading SG-75 or SG-100 (PG 58-28) — (TON)
403-08 Asphalt Paver Patch — Grading S-100 (PG 64-28) (3" Depth) — (TON)
403-09 Asphalt Paver Patch — Grading SG-100 (PG 58-28) (3" Depth) — (Ton)
403-10 Asphalt Paver Patch — Grading S-100 (PG 58-28) (Y Depth) — (TON)
The above prices and payments shall include full compensation for furnishing all labor,
materials, tools, equipment, and incidentals, and for doing all the work involved in Hot
Bituminous Pavement and Asphalt Patching, including pavement cutting, excavation,
subgrade preparation, haul and disposal, compaction, rolling, surface preparation, and
bituminous materials, complete in -place, as shown on these plans, as specified in these
specifications, and as directed by the Engineer.
END OF SECTION
50
REVISION OF SECTION 412
PORTLAND CEMENT CONCRETE PAVEMENT
Section 412 of the Standard Specifications is hereby revised as follows:
Subsection 412.03 is revised to include the following:
Concrete pavement shall conform to Class "P" concrete as specified in Subsections 601.02 and
601.03. Class "P" concrete shall have a minimum 28-day field compressive strength of 4200 psi.
The Contractor shall submit a concrete mix design for Class "P" showing and establishing
the proportions of all the ingredients. The Contractor shall be responsible for all subsequent
adjustments necessary to produce the specified concrete mix. The Contractor shall submit
a new mix design based on the Class "P" requirements when a change occurs in the type
of cement, or sources of fly ash, or aggregate. The contractor may delete Class F fly ash
and also substitute Size 67 aggregate in lieu of the larger aggregate blend for the
Class "P" concrete only upon the approval of the mix design submitted to the
Engineer.
The Contractor shall also submit a mix design for High Early Concrete. This mix shall have
a minimum 24-hour field compressive strength of 3000 psi and a minimum 28-day field
compressive strength of 4200 psi. This item shall be paid for by the cubic yard of concrete
used. It shall include supplying, placing, curing and texturing the high early concrete.
Payment for the cost of using high early concrete will be paid for by the cubic yard for the
incremental increase in cost and will be paid only when the Engineer requires use of high
early concrete.
No concrete shall be placed until the applicable mix design and maturity relationship has
been submitted, reviewed and approved by the Engineer. Review and approval of the
mix designs by the Engineer will not constitute acceptance of the concrete.
Acceptance shall be based solely on the work conforming to the specifications and
on satisfactory test results of the concrete placed on this project.,
Subsection 412.12 is revised to include the following:
Immediately following the burlap drag finish, the surface shall be given an "astroturr drag finish.
Materials used for final finish shall be of such texture and weight to produce a uniform texture
similar to a broom type finish. Drags shall be full width of the new pavement and maintained in
acceptable condition as specified for "astroturf' drag finish.
Subsection 412.13 is revised to include the following:
The Contractor shall saw joints early enough to control or limit random cracking but not too
early as to create chipping along the sawed joint. Saw cutting will not be allowed
between the hours of 9:00 p.m. and 6:00 a.m. unless approved by the Engineer. Saw
cutting joints shall be included in this work and will not be paid for separately.
If the Contractor proposes variations from CDOT M Standards, it is requested that the
Contractor shall prepare a pavement joint and doweling layout for approval by the
Engineer.
51
Subsection 412.17 is revised to include the following:
The concrete pavement smoothness shall meet the requirements of Category 4, Class I, as shown
in Table 412-1 for the Profilograph test.
Subsection 412.18 is revised to include the following:
Silicone joint sealant material: Concrete joints shall be sealed with an approved silicone joint
sealant material. A copy of the manufacturer's recommendations pertaining to the application of the
sealant shall be submitted to the Engineer for approval prior to the beginning of work, and these
recommendations shall be adhered to by the Contractor, with such exceptions as this specification
may require. The sealant material shall be applied into the joint using equipment and techniques
recommended by the joint sealant manufacturer. The Engineer may elect to check for bonding or
adherence to the sides of the joint. If the sealant does not bond to the joint, the Contractor shall
remove the joint sealant material and clean and reseal these joints in accordance with the criteria
outlined. Silicone joint sealing shall be included in this work and will not be paid for separately.
Backer rod: Shall be a round, heat resistant material meeting the requirements set forth by the joint
sealant manufacturer. The Contractor shall submit the proposed material to the Engineer for review
and approval prior to use. The backer rod shall be placed in such a manner that the grade for the
proper depth of the sealant material is maintained. The depth of the sealant shall be a maximum of
'/4 inch.
The Contractor shall thoroughly clean the joint and adjacent pavement surface for a width of not
less than one inch (1") on each side of the joint of all scale, dirt, dust, residue, or any foreign
material that will prevent bonding of the joint sealant. This operation is to be accomplished by
immediately flushing the joints with water after sawing. The joints shall be sandblasted after they
have dried, just prior to sealing. After sandblasting, the joint shall be cleaned using compressed air
with a minimum pressure of 100 psi. The sandblasting and air cleaning shall be performed on the
same day as the backer rod placement and joint sealant application. Sealant shall not commence
for a minimum of 24 hours after sawing or a weather event without approval of the Engineer.
Subsection 412.24 is revised to include the following:
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ().
412-01 Concrete Pavement (10") — (SY)
412-02 Concrete Pavement (8") — (SY)
The above prices and payment shall include full compensation for furnishing all labor,
materials, tools, equipment, and incidentals, and for doing all the work involved in placing
concrete pavement, complete -in -place, including haul, concrete materials, finishing the
surface, saw cutting the joints, curing, placing dowels, and sealing joints as shown on the
plans, as specified in these specifications, and as directed by the Engineer.
END OF SECTION
52
REVISION OF SECTION 420
GEOSYNTHETICS
Section 420 of the Standard Specifications is hereby revised as follows:
Subsection 420.01 is revised to include the following:
This work shall consist of furnishing and installing geotextile and geogrid stabilization material and
geotextile paving fabric.
Subsection 420.02 is revised to include the following:
All geogrid or geotextile fabric shall be installed according to the manufacturer's
recommendations and as directed by the Engineer. The geotextile stabilization fabric shall
be Typar 3801 or approved equal. The geogrid reinforcement mat shall be Tensar
Structural Geogrid BX1100 or approved equal. The geotextile paving fabric shall be as
manufactured by Phillips Fibers Corporation, Hoechst Fibers Industries, Amoco
Fabrics Company, or an approved equal.
The tack coat to be applied to the road surface and/or to the Geotextile Paving Fabric shall
meet the following requirements:
Asphalt Cement AC-20
NOTE: Emulsified and/or Cutback Asphalt shall not be used as tack coat for
Geotextile Paving Fabric.
Surface preparation: The pavement to be repaired shall be cleaned and free of dirt, dust,
water and vegetation. Cracks shall be cleaned and filled in accordance with "Revision of
Section 403, Crack Sealing" of these Specifications if required. If the crack filling materials
contain volatiles, adequate curing time must be allowed prior to placement of the fabric.
The pavement must be cleared of all sharp or angular protrusions.
Application of Tack Coat: The tack coat shall be applied at a rate in accordance with the
manufacturer's specifications (approximately 0.25 gal./sq. yd). Application must be by a
distributor. Temperature of the tack coat must be sufficiently high to permit a uniform spray
pattern. The maximum asphalt temperature shall be 300° F.
Geotextile Paving Fabric Placement: The Geotextile Paving Fabric shall be placed into
the tack coat with a minimum of wrinkles.
If Geotextile Paving Fabric folds greater than one inch (1 ") occur, the Geotextile Paving
Fabric shall be slit and allowed to lie flat. Additional tack coat shall be placed as required to
insure fabric bonding.
If Geotextile Paving Fabric is placed adjacent to patched sections of roadway, the fabric
shall overlap said patched section a minimum of twelve (12) inches.
All joints shall overlap adjacent fabric approximately two to six (2-6) inches.
53
Transverse joints of the Geotextile Paving Fabric shall be shingled in the direction of
the paving to prevent edge pickup by the paver.
Additional tack coat shall be uniformly applied to the joints and overlaps to insure bonding.
It shall be the Contractors responsibility to maintain the Geotextile Paving Fabric until the
overlay is complete. If the Geotextile Paving Fabric begins to be picked up, the Contractor
shall immediately broadcast sand or hot mix asphalt over the area or "skin" the Geotextile
Paving Fabric with Hot Bituminous Pavement Grading S or SX. Excess sand or hot mix
shall be removed before paving. Sand used for this purpose will not be measured and paid
for separately under the terms of this contract. Hot Bituminous Pavement Grading S or SX
used for this purpose will be measured and paid for at their respective contract unit prices
per ton.
Geotextile Paving Fabric shall be clean, dry and sufficiently bonded to the tack coat prior to
commencing the paving operations. Paving operations shall be completed the same day as
the Geotextile Paving Fabric placement.
Subsection 420.09 is revised as follows:
The geotextile and geogrid stabilization fabric and geotextile paving fabric shall be
measured in the field and paid for by the square yard of material installed — complete in
place. The paving fabric shall include surface preparation and AC-20 tack coat.
Subsection 420.10 is revised as follows:
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ().
420-01 Geotextile Stabilization Fabric — (SY)
420-02 Geogrid Reinforcement — (SY)
420-03 Geotextile Paving Fabric — (SY)
The above prices and payment shall include full compensation for furnishing all labor,
materials, tools, equipment, and incidentals, and for doing all the work involved in placing
tack coat and Geotextile Paving Fabric, stabilization fabric, including haul and bituminous
materials, complete -in -place, as shown on the plans, as specified in these specifications,
and as directed by the Engineer.
END OF SECTION
54
REVISION OF SECTION 506
RIPRAP
Section 506 of the Standard Specifications is hereby revised as follows:
Subsection 506.01 is revised to include the following:
This work consists of the construction of riprap sections with riprap, Type II bedding and
covered with topsoil in accordance with these specifications and in conformity with the lines
and grades shown on the plans or established.
Subsection 506.02 is revised to include the following:
Color of buried riprap shall be approved by the Engineer. Exposed riprap shall be gray to
blue gray in color or as approved by the Engineer. Pink riprap may be used if it is buried
and approved by the Engineer prior to placement.
Rock used for riprap shall be hard, durable, angular in shape and free from cracks, over-
burden, shale and organic matter. Thin, slab type stones, rounded stones and flaking rock
shall not be used. Removed concrete shall not be used for riprap without specific
written approval by the Engineer. Service records of the proposed material will be
considered by the Engineer in determining the acceptability of the rock. Neither breadth nor
thickness of a single stone shall be less than one-third (1/3) its length.
Bedding material shall conform to the specification for Type II Filter material as per the City
of Fort Collins Storm Drainage Design Criteria and Construction Standards (Table 12-3) or
CDOT Class A filter material (Section 703.09).
Subsection 506.03 is revised to include the following:
Wherever possible, the excavation for the riprap sections shall be undisturbed material, or
where this is not possible, the underlying materials shall be compacted to 95% of maximum
density as determined by ASTM D 698. The bottom of the excavation shall have a uniform
slope, be reasonably smooth, free from mounds and windows and free of debris prior to
placing the filter material.
Bedding material shall be placed on top of the subgrade material prior to riprap installation
at all locations of riprap sections shown on the plans. The layer shall be shaped to provide
the minimum thickness of bedding material as shown on the details of the plans.
Riprap material shall be placed immediately after the bedding material is placed and in a
manner to provide a well -graded mass _of stone with minimum voids. Riprap may be
machine -placed with sufficient handwork to minimize disturbance of the bedding material
layer. This material shall be placed to the required thickness and grade shown on the
details of the plans.
61.1
Topsoil material shall be used to backfill and bury the entire riprap bed area and compacted
to insure thorough settling of the topsoil within the rock voids. The top three inches (Y) of
the topsoil shall be loosely placed. This material shall be placed to the required thickness
as shown on the details of the plans. The contractor shall utilize, when appropriate,
existing topsoil on site.
Subsection 506.04 is revised to include the following:
Riprap sections specified in the plans will be paid for at the contract unit price per ton. The
unit price bid shall include all costs associated with installation of the bedding material,
riprap and topsoil including excavating for the placement of these materials, all materials,
delivery, stockpiling and handling of the riprap.
Subsection 506:05 is revised to include the following:
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ( )
506-01 Riprap — (TON)
The above prices and payment shall include full compensation for furnishing all labor,
materials, tools, equipment, and incidentals, and for doing all the work involved in
excavating, placing riprap, bedding and topsoil, complete -in -place, including haul and
stockpile of materials, handling of the riprap and finish grading of the surface as shown on
the plans, as specified in these specifications, and as directed by the Engineer.
END OF SECTION
56
REVISION OF SECTION 514
PEDESTRIAN AND BIKEWAY RAILING
Section 514 of the Standard Specifications is hereby revised as follows:
Subsection 514.01 is revised to include the following:
The Bridge Rail, Bridge Rail Post and Masonry will follow the Larimer County Urban Area
Street Standards design figure 11-8, "Bridge Railing / Parapet Wall Configuration Detail",
dated April 1, 2007. This detail is attached at the end of the contract specifications.
Subsection 514.07 is revised to include the following:
The Bridge Rail will be painted steel and measured by the linear foot from end to end of the
railing and will include both handrails. Separate payment will not be made for each handrail.
The Contractor is responsible for the layout and field measurement prior to manufacturing.
The Bridge Rail Post will be measured as each and shall include fastening to the Bridge
Rail and the parapet wall, by methods approved by the Engineer.
The Masonry work will be measured by the square foot for placement of the brick and/or
stone on the face of the parapet wall. The Masonry work will also conform to Section 704
(Masonry Units) of the Standard Specifications, and as directed by the Engineer.
The accepted quantities will be paid for at the contract unit price.
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ().
514-01 Bridge Rail — (LF)
514-02 Bridge Rail Post — (EA)
514-03 Masonry — (SF) ,
The above prices and payment shall include full compensation
materials, tools, equipment, and incidentals, and for doing all
specified in these specifications, and as directed by the Engineer.
END OF SECTION
57
for furnishing all labor,
the work involved, as
REVISION OF SECTION 601
STRUCTURAL CONCRETE
Section 601 of the Standard Specifications is hereby revised as follows:
Subsection 601.01 is revised to include the following:
The accepted quantities will be paid for at the contract unit price.
Subsection 601.01 is revised to delete the following:
Applying an approved colored Structural Concrete Coating to them.
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ().
601-01 Concrete, Class D (Box Culvert) — (CY)
601-02 Concrete, Class D (Wall) — (CY)
END OF SECTION
58
403-010
Asphalt Paver Patch - Grading S-75 or
S-100 PG 58-28 3" Depth)
25
Ton
412-01
Concrete Pavement 10" — Class P
75
SY
412-02
Concrete Pavement 8" — Class P
175
SY
420-01
Geotextile Stabilization Fabric
50
SY
420-02
Geo rid Reinforcement
50
SY
420-03
Geotextile Paving Fabric
50
SY
506-01
Riprap
10
Ton
514-01
Bridge Rail
30
LF
514-02
Bridge Rail Post
4
EA
514-03
Masonry
50
SF
601-01
Concrete, Class D Box Culvert
12
CY
601-02
Concrete, Class D Wall
12
CY
602-01
Reinforcing Steel
500
LB
602-02
Reinforcing Steel (Epoxy Coated
500
LB
603-01
12" CMP
27
LF
603-02
12" CMP FES
2
EA
603-03
24" CMP ,
30
LF
603-04
24" CMP FES
2
EA
603-05
12" Class III RCP
30
LF
603-06
15" Class III RCP
30
LF
603-07
18" Class III RCP
30
LF
603-08
2 1 " Class III RCP
30
LF
603-09
24" Class III RCP
80
LF
603-10
27" Class III RCP
30
LF
603-11
30" Class III RCP
30
LF
603-12
36" Class III RCP
30
LF
603-13
42"Class III RCP
30
LF
603-14
12 RCP Class III FES
2
EA
603-15
15" RCP Class III FES
2
EA
603-16
18" RCP Class III FES
2
EA
603-17
21" RCP Class III FES
2
EA
603-18
24" RCP Class III FES
2
EA
603-19
27" RCP Class III FES
2
EA
603-20
30" RCP Class III FES
2
EA
603-21
36" RCP Class III FES
2
EA
603-22
42" RCP Class III FES
2
EA
603-23
24"x 38" RCP
30
LF
603-24
24"x 38" RCP- FES
2
EA
603-25
14" x23" RCP
30
LF
SECTION 602
REINFORCING STEEL
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ().
602-01 Reinforcing Steel — (LB)
602-03 Reinforcing Steel (Epoxy Coated) — (LB)
END OF SECTION
59
REVISION OF SECTION 603
CULVERTS AND SEWERS
Section 603 of the Standard Specifications is hereby revised as follows:
Subsection 603.01 is revised to include the following:
This work shall consist of the construction and reconstruction of reinforced concrete pipe,
pipe encasement, pipe connections, and joint encasement in accordance with the plans,
specifications, and the City of Fort Collins Storm Drainage Design Criteria and Construction
Standards. It shall be the Contractor's responsibility to purchase and familiarize themselves
with these specifications. The Contractor shall include in the Work Order all the necessary
items to complete the Work including but not limited to excavation, bedding, backfill, and
compaction.
The accepted quantities will be paid for at the contract unit price.
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ().
603-01 12" CMP — (LF)
603-02 12" CMP FES — (EA)
603-03
24" CMP — (LF)
603-04
24" CMP FES — (EA)
603-05
12" Class III RCP — (LF)
603-06
15" Class III RCP — (LF)
603-07
18" Class III RCP — (LF)
603-08
21" Class III RCP — (LF)
603-09
24" Class III RCP — (LF)
603-10
27" Class III RCP — (LF)
603-11
30" Class III RCP — (LF)
603-12
36" Class III RCP — (LF)
603-13
42" Class III RCP — (LF)
.E
603-14
12" Class III RCP FES — (EA)
603-15
15" Class III RCP FES — (EA)
603-16
18" Class III RCP FES — (EA)
603-17
21" Class III RCP FES — (EA)
603-18
24" Class III RCP FES — (EA)
603-19
27" Class III RCP FES — (EA)
603-20
30" Class III RCP FES — (EA)
603-21
36" Class III RCP FES — (EA)
603-22
42" Class III RCP FES — (EA)
603-23
24" x 38" Class IV RCP — (LF)
603-24
24" x 38" Class IV RCP FES — (EA)
603-25
14" x 23" Class IV RCP — (LF)
603-26'
14" x 23" Class IV RCP FES — (EA)
603-27
Trash Rack (Various Sizes) — (EA)
603-28
15" ADS N-12 — (LF)
603-29
15" ADS FES — (EA)
603-30
18" ADS N-12 — (LF)
603-31
18" ADS FES — (EA)
603-32
24" ADS N-12 — (LF)
603-33
24" ADS FES — (EA)
603-34
36" ADS N-12 — (LF)
603-35
36" ADS FES — (EA)
603-36
4" PVC Irrigation Pipe (SCH-200) — (LF)
603-37
4" Sanitary Sewer Service (SDR-35) — (LF)
603-38
6" PVC Sanitary Sewer (SDR-35) — (LF)
61
603-39 8" PVC Sanitary Sewer (SDR-35) — (LF)
603-40 Concrete Encasement — (EA)
603-41 Concrete Cut Off Walls (Ditch Xing) — (EA)
603-42 Pipe Headwall — (EA)
603-43 4" Median Underdrain Pipe Perforated — (LF)
603-44 4' Median Underdrain Pipe Solid — (LF)
603-45 4" Clean Out — (EA)
The above prices and payments shall include full compensation for furnishing all labor,
materials, tools, equipment, and incidentals and for doing all Work involved in installing pipe
and encasing joints, complete in -place, as shown on the plans, as specified in .these
specifications, and as directed by the Engineer. Concrete and/or Asphalt patching will be
paid for separately under the appropriate item.
END OF SECTION
62
REVISION OF SECTION 604
MANHOLES, INLETS, AND METER VAULTS
Section 604 of the Standard Specifications is hereby revised as follows
Subsection 604.01 is revised to include the following:
This work shall consist of the construction of manholes, CDOT Type 'R' inlets, area inlets, and
providing and maintaining erosion control, in accordance with the plans, specifications, and the City
of Fort Collins Storm Drainage Design Criteria and Construction Standards. It shall be the
Contractor's responsibility to purchase and familiarize themselves with these specifications. The
Contractor shall include the cost of excavation, backfill, compaction, installation and maintenance of
erosion control into each item listed in this section.
The Contractor shall clean all sediment caught in the storm sewer system due to this
project. The frequency of the cleaning shall be at the direction of the Engineer. The
Contractor will not be allowed to flush the pipes with water. All Erosion Control Devices,
Materials, and Techniques required to prevent damage to the storm water facilities as
outlined in the City of Fort Collins Standards will be considered incidental to the Work, and
shall be included in the price. No measurement for payment shall be made for maintenance
of Erosion Control devices.
Subsection 604.02 is revised to include the following:
Proportioning shall conform to the requirements for Class B concrete as described in
Section 601.
Subsection 604.08 is revised to include the following:
The accepted quantities will be paid for at the contract unit price.
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ().
604-01 Type 3 Single Inlet (EA)
604-02 Type 3 Double Inlet (EA)
604-03 5' Type R Inlet (EA)
604-04 10' Type R-Inlet — (EA)
604-05 15' Type R-Inlet — (EA)
604-06 Combination Type 13 Inlet (EA)
604-07 COFC Single Inlet (Area Inlet) (EA)
63
604-08 4' Diameter Manhole (EA)
604-09 5' Diameter Manhole (EA)
604-10 5' Diameter Manhole Drop (EA)
604-11 6' Diameter Manhole (EA)
The above prices and payments shall include full compensation for furnishing all labor,
materials, tools, equipment, and incidentals and for doing all work involved in constructing
inlets, constructing manholes, and installing and maintaining erosion control, complete -in -
place, as specified in these specifications, and as directed by the Engineer.
END OF SECTION
64
REVISION OF SECTION 607
FENCES
Section 607 of the Standard Specifications is hereby revised as follows:
Subsection 607.01 is revised to include the following:
Temporary Fence — This work shall consist of installing `Corral Panels' with or without
Screen inserts ('Hog' panels) as directed by the engineer. The unit price for Temporary
Fence, per lineal foot, shall include the installation, maintenance during the project and the
removal of fence during the project. This means any fencing that is damaged due to
construction activities shall be repaired to the satisfaction of the City Engineer at the
Contractor's expense.
8' Privacy Fence — This work shall consist of constructing an 8' fence with Premium cedar
materials, including 4" X 4" posts 8 feet on center, 3 - 2" X 4" rails per section and 1" X 6"
Dog-eared pickets.
6' Privacy Fence — This work shall consist of constructing a 6' fence with Premium cedar
materials, including 4" X 4" posts 8 feet on center, 3 - 2" X 4" rails per section and 1" X 6"
Dog-eared pickets.
Orange Safety Fence - This work shall consist of installing orange safety fence to create a
safe work zone. The fence will remain in place until the contractor is instructed to remove it
by the City Engineer. It shall be the responsibility of the Contractor to maintain this fence
during the entire length of the project.
Subsection 607.04 is revised to include the following:
The accepted quantities will be paid for at the contract unit price.
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ().
607-01 Temporary Fence — Corral Fence (LF)
607-02 Temporary Fence — Corral Panel & Screen — (LF)
607-03 Privacy Fence 8' Cedar — (LF)
607-04 Privacy Fence 6' Cedar — (LF)
607-05 2 Rail Split Fence (LF)
607-06 3 Railed Dowel Fence — (LF)
65
607-07 4 Strand Barbed Wire Fence — (LF)
607-08 Orange Safety Fence — (LF)
The above prices and payments shall include full compensation for furnishing all labor,
materials, tools, equipment, and incidentals and for doing all work listed above.. complete in
place, as specified in these specifications, and as directed by the Engineer.
END OF SECTION
REVISION OF SECTION 608
SIDEWALKS AND DECORATIVE CROSSWALKS
Section 608 of the Standard Specifications is hereby revised for this project as follows:
Subsection 608.01 is revised to include the following:
This work shall consist of the construction of concrete sidewalks, pedestrian access ramps,
driveways, crosspans, and drive approaches, in accordance with the plans and
specifications. Required saw cutting will be incidental to the work and will not be measured
or paid for separately. The use of aggregate base material for fine grading or over
excavated areas will not be paid for separately; it is incidental to the construction of the
walk.
Subsection 608.02 is revised to include the following:
Proportioning shall conform to the requirements for Class "B" concrete as described in
Section 601 with the exception the minimum 28 day compressive strength shall be 4500
psi.
The Contractor shall also submit a mix design for High Early Concrete. This mix shall
have a minimum 24-hour compressive strength of 3000 psi and a minimum 28-day
compressive strength of 4500 psi. It shall include supplying, placing, curing and texturing
the high early concrete. The price shall apply to all Sections including Section 412, 608 and
610. Payment for extra cost of using high early concrete will be paid for by the cubic
yard for the incremental increase in costs and will be paid only when the Engineer
requires use of high early.
Flowable Fill Concrete — also called Non -Shrink backfill or Unshrinkable Fill — shall be
a Portland Cement Concrete Mix. The cement shall conform to the Standard Specifications
for Portland Cement, ASTM C 150-85, Type 1/II. The minimum 24-hour strength shall be
10-psi and the maximum 28 day strength, 60 psi. The maximum aggregate size shall be
one inch (1 "). The minimum slump shall be six inches (6") and the maximum, eight inches
(8"). The non -shrink backfill shall be consolidated with a mechanical vibrator. Payment of
using flowfill will be paid for by the cubic yard and only when used as required by the
Engineer.
Subsection 608.04 is revised to include the following:
Colored Concrete Bike Path (5" thick with Fibermesh) (Yosemite Brown) — The
colored concrete bike path shall be reinforced with fibermesh. The concrete used shall be
colored with two (2) lbs. of Davis Color No. 641, Yosemite Brown, or equivalent, per sack of
cement. The surface of the colored concrete shall be sealed and protected from drying by
applying a thin coat of Davis W-1000 Clear Cure and Seal or approved equal.
67
Pedestrian Refuge Islands — will consist of hand forming and monolithically placing
concrete for the crosswalk area and outflow curb and gutter including the curb head for the
island nose and median. The monolithic refuge island shall be constructed after the straight
sections of median outflow curb and gutter are placed on each side of the median. The
crosswalk area shall be six inches (6") thick. All labor, materials, equipment and incidentals
required to construct this item including the crosswalk, gutter portion and curb heads,
complete -in -place, shall be included in the unit price. This item will be measured in the field,
and will be paid for by the square foot (SF). The median hardscape/splash block and the
refuge island nose hardscaping will be exposed aggregate concrete and will be paid
for at the contract unit price for Exposed Aggregate Concrete (Section 610).
Subsection 608.05 is revised to include the following:
The following items: Concrete Driveway (6"), Sidewalk (6"), Sidewalk (4"), Access Ramps
with Truncated Domes (6"), Drive Approach (8"), Drive Over Curb and Sidewalk (6"),
Concrete Crosspan/Apron (10"), Concrete Trickle Pan (4' wide x 8" thick), Colored
Concrete Bike Path 5" Fibermesh and Yosemite Brown, and Bus Stop Pad (8") will be
measured by the square foot of finished flatwork. The price for the Access Ramps (6")
shall include the truncated domes as described in section 610. Ramp area shall be
measured from the back of the curb to the back of the walk from point of curb return to
point of curb return.
Subsection 608.06 is revised to include the following:
The accepted quantities will be paid for at the contract unit price.
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ().
608-01 Concrete Sidewalk (4") — (SF)
608-02 Concrete Sidewalk (6") — (SF)
608-03 Concrete Access Ramps with Approved Truncated Domes (6") — (SF)
608-04 Concrete Drive Approach (8") — (SF)
608-05 Drive Over Curb and Sidewalk (6") — (SF)
608-06 Concrete Crosspan and Apron (10") — (SF)
608-07 Concrete Trickle Pan (4' wide x 8" thick) — (SF)
608-08 Colored Concrete Bike Path (5" with Fibermesh) (Yosemite Brown) — (SF)
608-09 Bus Stop Pad (8") — (SF)
[�
603-26
14"x 23" RCP FES
2
EA
603-27
Trash Rack
2
EA
603-28
15" ADS N-12
30
LF
603-29
15" ADS FES
2
EA
603-30
18" ADS Pipe N-12
30
LF
603-31
18" ADS FES
2
EA
603-32
24" ADS Pi eN-12
30
LF
606-33
24" ADS FES
2
EA
603-34
36" ADS Pipe N-12
30
LF
603-35
36" ADS FES
2
EA
603-36
4" PVC Irrigation Pie SCH-200
30
LF
603-37
4" Sanitary Sewer Service SDR-35
30
LF
603-38
6" Pvc Sanitary Sewer
30
LF
603-39
8" Pvc Sanitary Sewer SDR-35
30
LF
603-40
Concrete Encasement
20
LF
603-41
Concrete Cut Off Walls ditch crossing)
2
EA
603-42
Pipe Headwall
2
1 EA
603-43
4" Median Underdrain Pipe Perforated
30
LF
603-44
4" Median Underdrain Pipe Solid
30
LF
603-45
4" Clean Out
2
EA
604-01
Type 3 Single Inlet
2
EA
604-02
Type 3 Double Inlet
2
EA
640-03
5'Type R Inlet
2
EA
604-04
10'Type R Inlet
2
EA
604-05
15'Type R Inlet
2
EA
604-06
Combination Type 13 Inlet
2
EA
604-07
COFC Single Inlet Area Inlet)
2
EA
604-08
4' Diameter Manhole
2
EA
604-09
5' Diameter Manhole
2
EA
604-10
5' Diameter Manhole Drop
2
EA
604-11
6' Diameter Manhole
2
EA
607-01
Temporary Fence — Corral Fence
50
LF
607-02
Temporary Fence — Corral Panel & Screen
50
LF
607-03
Privacy Fence 8' Cedar
100
LF
607-04
Privacy Fence 6' Cedar
100
LF
607-05
2 Rail Split Fence
100
LF
607-06
3 Railed Dowel Fence
100
LF
607-07
4 Strand Barbed Wire Fence
100
LF
607-08
Orange Safety Fence
100
LF
608-01
Concrete Sidewalk 4"
500
SF
608-02
Concrete Sidewalk 6"
935
SF
608-03
Concrete Access Ramps with Approved
Truncated Domes 6"
36
SF
608-04
Concrete Drive Approach (8")
250
SF
608-10 Pedestrian Refuge Island (6") — (EA)
608-11 High Early Concrete (24hr) — (CY)
608-12 Flowable Fill Concrete — (CY)
The above prices and payments shall include full compensation for furnishing all labor,
materials, tools, equipment, and incidentals, and for doing all work involved in constructing
concrete sidewalks, miscellaneous flatwork, access ramps, drive approaches, and
driveways, complete -in -place, including haul, concrete materials, finishing the surface, saw
cutting joints, curing, placing dowels, and sealing joints as shown on the plans, as specified
in these specifications, and as directed by the Engineer.
END OF SECTION
m
REVISION OF SECTION 609
CURB AND GUTTER
Section 609 of the Standard Specifications is hereby revised as follows
Subsection 609.01 is revised to include the following:
This work shall consist of the construction of cast in place vertical (6") curb and gutter, (6")
outfall curb and gutter (1-ft pan), and rollover curb in accordance with the details and these
specifications. The unit price bid per linear foot of curb and gutter, no sidewalk, includes
construction of curb and gutter sections, complete and in place, measured along the flow
line. Removal of curb and gutter is not included in this section, but will be measured and
paid separately as described in Section 202.
It is the Contractor's responsibility to adequately protect their Work from damage by
weather, vandalism, or other causes until such time as it is accepted by the City. If traffic
control devices are used to protect the work, they shall not be paid for separately, but shall
be included in the work.
Subsection 609.02 is revised to include the following:
Proportioning shall conform to the requirements for Class "B" concrete as described in
Section 601 with the exception the minimum 28 day compressive strength shall be 4500
psi.
Subsection 609.06 is revised to include the following:
Driveway Curb Cut — This work will consist of all form work and labor necessary to install
curb cuts for sidewalks crossings, driveways, etc. and will be paid for as each.
Subsection 609.07 is revised to include the following:
The accepted quantity of curb and gutter will be paid for at the contract unit price per linear
foot.
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ().
609-01 Remove and Replace Concrete Curb and Gutter — (LF)
609-02 Vertical Curb and Gutter (30") - (LF)
609-03 Outfall Curb and Gutter (18") - (LF)
609-04 Rollover Curb and Gutter — (LF)
70
609-05 Driveway Curb Cut — (EA)
609-06 Asphalt Curb — (LF)
The above prices and payments shall include full compensation for furnishing all labor,
materials, tools, equipment, and incidentals, and for doing all work involved in constructing
vertical curb and gutter, variable height curb and gutter, concrete median curb, complete -in -
place, including haul, concrete materials, finishing the surface, saw cutting joints, curing,
placing dowels, and sealing joints as shown on the plans, as specified in these
specifications, and as directed by the Engineer.
END OF SECTION
71
REVISION OF SECTION 610
DECORATIVE CONCRETE
Section 610 of the Standard Specifications is hereby revised for this project to include:
Subsection 610.01 is revised to include the following:
This work shall consist of the construction of stamped colored concrete, exposed aggregate
concrete, and installation of pavers using an epoxy adhesive on a four inch (4") concrete
base in accordance with the plans and these specifications.
Subsection 610.02 is revised to include the following:
Colored Concrete Flatwork: Proportioning shall conform to the requirements for Class
"B" concrete as described in Section 601 with the exception the minimum 28 day
compressive strength shall be 4500 psi.
Colored Concrete for Access Ramps shall not be paid for separately but shall be included
in the price for Access Ramps (61- SF as described in Section 608 of these specifications.
Truncated Domes for Access Ramps shall not be paid for separately but shall be included
in the price for Access Ramps (6'7 - SF as described in Section 608 of these specifications.
The colored portion of the ramp may be constructed using one of two methods. (1) The
ramp shall be poured monolithically and colored with Conspec - Dry Shake Hardener -
Conshake 600, or an approved equivalent. Or (2), the colored portion of the ramp shall be
poured separately using concrete colored with three (3) pounds of Davis Color No. 1117,
"Tile Red", or an approved equivalent. The surface of the colored concrete shall be sealed
and protected from drying by applying a thin coat of Davis W-1000 Clear Cure and Seal, or
approved equal. Prior to construction of the ramps a sample must be submitted showing
the color and a minimum penetration of 1/8 inch of color. The sample must be approved by
the Engineer.
Construction joints subjected to possible damage by water, as determined by the Engineer,
shall be widened, cleaned and sealed with an approved silicone joint sealant material.
Exposed Aggregate Concrete: The Exposed Aggregate Concrete shall be Class "EA"
concrete integrally colored with 1'/2 lbs. of Davis Color No. 5237 "San Diego Buff' per sack
of cement. The surface of the Exposed Aggregate Concrete shall be sealed and protected
from drying by applying Davis W-1000 Clear Cure and Seal, or approved equal. "San Diego
Buff' shall be used for all exposed aggregate concrete in the median.
Patterned Concrete (Stamped): This item will consist of furnishing Colored Concrete 6"
thickness and stamping to match existing stamped concrete in repaired areas. The color
will be determined by the Engineer.
Interlocking Sidewalk Pavers —Type 1: This item will consist of furnishing brick pavers
manufactured by the Pavestone Company, 9401 East 96th Avenue, Henderson, Colorado,
80640, or engineer approved equal. Samples of the brick pavers will be submitted to the
72
City for approval prior to construction. The pavers will conform to the following: Type ASTM
C936-82 Hydraulically pressed concrete of 8000 psi minimum, 28 day strength. The
freeze/thaw requirements shall conform to Section 8 of ASTM C-67-73. Air entrainment
shall be 5%-7%. Moisture content shall be 7%, and moisture absorption shall be at a
maximum of 5%. The model of the pavers shall be Holland and Double Holland. The
nominal size of the pavers shall be:
a. Type 1 Pavers: Holland 2 3/8"H x 4"W x 8"L
b. Type 2 Pavers: Double Holland, 2 3/8"H x 8"W x 8"L
C. Type 3 Pavers: Double Holland, 2 3/8"H x 8"W x 8"L
The pavers shall be placed according to plans. Each individual paver will be adhered to a
four inch (4") thick concrete base with a City approved epoxy.
Only experienced installers with a minimum of five (5) years prior experience in the
installation of pavers will be allowed for the paver placement.
Cutting, when necessary, shall be accomplished with a double bladed splitter or a masonry
saw. The saw shall be a "wet saw" type saw to inhibit dust when cutting the pavers. Pavers
shall be cut such that tight spaced joints are maintained.
The unit price for this line item shall include all work associated with placing the brick
pavers, including grading and compacting base, the four inch (4") concrete base under the
pavers, and epoxy. This item will be paid under Interlocking Sidewalk Pavers, Type 1 (SF).
The Contractor shall supply a sample panel of the exposed aggregate concrete for the
Engineer's approval prior to the placement of any of the median concrete hardscaping. The
panel will be a minimum size of 5' x 5'. All samples provided shall be considered incidental
to the work and will not be paid for separately.
The unit price bid per square foot of exposed aggregate concrete shall include all the
Contractor's costs. The price bid shall include: saw cutting, furnishing and installing steel
dowel bars as required; forming; furnishing and placing the concrete; finishing and edging
the concrete surfaces; curing/sealing materials; joints, joint materials and joint sealers; and
all other related and necessary materials, work, and equipment required to construct the
Exposed Aggregate Concrete in accordance with the Details and Specifications. All
samples required for testing shall be provided by the Contractor at no cost to the City.
It is the Contractor's responsibility to adequately protect their work from damage by weather
(including cold, heat, rain, wind), vandalism, or other causes until such time as it is
accepted by the City. If traffic control devices are used to protect the work, they will not be
paid for separately, but shall be included in the work.
Subsection 610.05 is revised to include the following:
The accepted quantities will be paid for at the contract unit price.
73
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ().
610-01 Exposed Aggregate Concrete for Hardscape Medians (4") — (SF)
610-02 Colored Patterned Concrete (Stamped) (6") — (SF)
610-03 Interlocking Sidewalk Pavers — Type 1 — (SF)
The above prices and payments shall include full compensation for furnishing all labor,
materials, tools, equipment, and incidentals, and for doing all work involved in constructing
colored concrete ramps and exposed aggregate concrete complete -in -place, including
curing, placing dowels, and sealing joints as shown on the plans, as specified in these
specifications, and as directed by the Engineer.
END OF SECTION
74
REVISION OF SECTION 619
WATER LINES
Section 619 of the Standard Specifications is hereby revised as follows
Subsection 619.01 is revised to include the following:
COFC WATER LINE ITEMSHI
This work shall include installing ductile iron pipe (DIP), gate valves, tees, bends, tapping saddles,
plugs, reaction blocks and joining to existing lines and other items as shown on the plans and as
designated by the Engineer. This work shall meet the requirements of the current City of Fort
Collins Water Utilities Standard Construction Specifications. It shall be the Contractors
responsibility to purchase and familiarize themselves with these specifications.
All work associated with installing the water lines that is NOT itemized in the bid tab shall be
considered incidental to the work and will not be paid for separately. This includes, but is not limited
to excavating and backfilling, valve boxes, plugs, thrust blocks, bedding materials, poly -wrap,
chlorinating, pressure testing and all materials incidental to completing the installation, and
connections to existing water lines.
FCLWD WATER LINE ITEMS
This work shall include installing ductile iron pipe (DIP), gate valves, tees, bends, tapping saddles,
plugs, reaction blocks and joining to existing lines and other items as shown on the plans and as
designated by the Engineer. This work shall meet the requirements of the current Fort Collins -
Loveland Water District Standards. It shall be the Contractors responsibility to purchase and
familiarize themselves with these specifications.
All work associated with installing the water lines that is NOT itemized in the bid tab shall
be considered incidental to the work and will not be paid for separately. This includes, but is
not limited to excavating and backfilling, valve boxes, plugs, thrust blocks, bedding
materials, poly=wrap, chlorinating, pressure testing and all materials incidental to
completing the installation and connections to existing water lines.
Irrigation Service — There are irrigation service taps that will be made for irrigating the
medians on this project. The Contractor shall supply all materials required to complete the
Work. The City of Fort Collins Water Utility or other applicable water utility will not provide
any materials to complete this Work. This shall include, but not limited to, tapping the
existing water line at the designated location(s), new copper line and fittings, new stop box,
complete meter pit assembly, excavation, bedding, backfill and compaction into his/her item
cost. Service taps on City mains larger than eight inches (8") will be made only under
the direct supervision of the City Utility or by the City Utilities Crews. The Contractor
shall notify the water utility prior to performing this work. This item will be paid under
Irrigation Services (Size) — (EA).
75
Subsection 619.05 is revised as follows:
Payment will be made under:
Pay Item and Pay Unit
The pay
unit is denoted by ().
619-01
6" D.I.P. Class 52 w/ Poly -Wrap — (LF)
619-02
6"x6" Tee — (EA)
619-03
6"x6" Cross — (EA)
619-04
6" 45 Degree Bend — (EA)
619-05
6" Gate Valve and Box — (EA)
619-06
6" Mega Lugs Restraints — (EA)
619-07
6"x2" Blow Off — (EA)
619-08
8" D.I.P. Class 52 w/ Poly -Wrap — (EA)
619-09
8"x6" Tee — (EA)
619-10
8"x8" Cross — (EA)
619-11
8" 45 Degree Bend — (EA)
619-12
8"x2" Blow Off — (EA)
619-13
8" PVC C-900 — (EA)
619-14
8" Gate Valve and Box — (EA)
619-15
8" Mega Lugs Restraints — (EA)
619-16
Fire Hydrant — (EA)
619-17
6" Fire Hydrant Extension — (EA)
619-18
12" Fire Hydrant Extension — (EA)
619-19
%" Copper Pipe — (LF)
619-20
3/4" Corp Stop — (EA)
619-21
'/4" Curb Stop — (EA)
76
619-22 %" Meter Pit with %" Yoke — (EA)
619-23
1" Copper Pipe — (LF)
619-24
1" Corp Stop — (EA)
619-25
1" Curb Stop — (EA)
619-26
1" Meter Pit with %" Yoke — (EA)
619-27 1" Air Vac Assembly — (EA)
619-28 8" Gate Valve (open left) w/ Valve Box — (EA)
619-29 8" Gate Valve (open right) w/ Valve Box — (EA)
619-30 16"x16"x8" Tapping Saddle w/ T.B.
619-31 8" Tapping Gate Valve w/ Valve Box
619-32 Join to Existing 8" Water Line — (EA)
619-33 Join to existing 12" Water Line — (EA)
619-34 Join to existing 16" Water Line — (EA)
619-35 Join to existing 24" Water Line — (EA)
The above prices and payment shall include full compensation for furnishing all labor,
materials, tools, equipment, and incidentals, and for doing all the work involved in installing
ductile iron water pipe and valves, connecting to existing water lines according to City of
Fort Collins Water Utility Standards and FortCollins-Loveland Water District Standards,
complete -in -place, as shown on the plans, as specified in these specifications, and as
directed by the Engineer.
END OF SECTION
rrA
REVISION OF SECTION 626
MOBILIZATION
Section 626 of the Standard Specifications is hereby revised as follows:
Subsection 626.02 is revised to include the following:
When the contract amount total is $10,000 or less, payment to the contractor for
mobilization will be capped at $500. When the total contract amount exceeds
$10,000, the mobilization will be capped at 5% of the contract amount.
END OF SECTION
78
608-05
Drive Over Curb and Sidewalk 6"
200
SF
608-06
Concrete Cross an and Apron (10")
390
SF
608-07
Concrete Trickle Pan 4' wide x 8" thick
760
SF
608-08
Colored Concrete Bike Path (5" Fibermesh)
Yosemite Brown
1000
SF
608-09
Bus Stop Pad 8"
500
SF
608-10
Pedestrian Refuge Island 6"
100
SF
608-11
High Early Concrete 24hr
25
CY
608-12
Flowable Fill Concrete
50
CY
609-01
Remove and Replace Concrete Curb and Gutter
100
LF
609-02
Vertical Curb and Gutter 30"
66
LF
609-03
Outfall Curb and Gutter 18"
50
LF
609-04
Rollover Curb and Gutter
50
LF
609-05
Driveway Curb Cut
4
EA
609-06
Asphalt Curb
150
LF
610-01
Exposed Aggregate Concrete for Hardscape
Medians 4"
250
SF
610-02
Colored Patterned Concrete (Stamped) (6")
250
SF
610-03
Interlocking Sidewalk Pavers -Type 1
250
SF
619-01
6" D.I.P. Class 52 w/ Poly -Wrap
30
LF
619-02
6"x6" Tee
1
EA
619-03
6"x6" Cross
1
EA
619-04
6" 45 Degree Bend
1
EA
619-05
6" Gate Valve And Box
1
EA
619-06
6" Mega Lugs Restraints
2 1
EA
619-07
6"x2" Blow Off
1
EA
619-08
8" D.I.P. Class 52 w/ Ploy -Wrap
30
LF
619-09
8"x6" Tee
1
EA
619-10
8"x8" Cross
1
EA
619-11
8" 45 Degree Bend
1
EA
619-12
8"x2" Blow Off
1
EA
619-13
8" PVC C-900
30
LF
619-14
8" Gate Valve And Box
1
EA
619-15
8" Mega Lugs Restraints
2
EA
619-16
Fire Hydrant
1
EA
619-17
6" Fire Hydrant Extension
1
EA
619-18
12" Fire Hydrant Extension
1
EA
619-19
3/4" Copper Pie
30
LF
619-20
3/4" Corp Stop
1
EA
619-21
3/4" Curb Stop
1
EA
619-22
3/4" Meter Pit with 3/4" Yoke
1
EA
619-23
1" Copper Pie
30
LF
619-24
1" Corp Stop
1
EA
619-25
1" Curb Stop
1
EA
REVISION OF SECTION 630
CONSTRUCTION ZONE TRAFFIC CONTROL
Section 630 of the Standard Specifications is hereby revised as follows:
Subsection 630.01 is revised to include the following:
The traffic control must be in conformance with The City of Fort Collins Work Area
Traffic Control Handbook, Manual of Uniform Traffic Control Devices (U.S. Dept. of
Transportation), or applicable statutory requirements of authority having jurisdiction.
The accepted quantities will be paid for at the contract unit price.
Payment will be made under:
Pay Item and Pay Unit
The pay unit is denoted by ().
630-01 Traffic Control Management — (Day)
630-02 Flagging — (Hour)
END OF SECTION
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SECTION 800 ESTIMATING
Where the preparation of an estimate or proposal for work is requested by the City
and the scope of work is generally defined, the cost for any site visits, field
measurements and estimate preparation shall not be paid for separately by the City
and will be considered incidental. Where the scope of work is not generally defined
and a request by the City is made which involves a significant degree of preliminary
design work and project management associated with the preparation of an
estimate, the City will compensate the contractor on an hourly basis for time spent in
the preparation of said estimate. Any payment for estimating must be agreed upon
between the contractor and the City prior to preparation of the estimate. The
contractor shall provide an hourly estimating cost with the equipment & operator cost
list required to be submitted with the bid under the Bid Schedule Section.
END OF SECTION
Cif]
SECTION 900 IRRIGATION
PART 1 - GENERAL
1.01 SCOPE
Provide labor, materials, supplies, equipment, tools, and transportation, and perform all
operations in connection with and reasonably incidental to the complete installation of the
irrigation system, and guarantee/warranty as shown on the drawings, the installation details,
and as specified herein. Items of work specifically included are:
A. Procurement of applicable licenses, permits, and fees.
B. Coordination of Utility Locates ("Call Before You Dig").
C. Sleeving for irrigation pipe and wire.
D. Connection of electrical power supply to irrigation control system.
E. Preparation of Record Drawings.
F. Winterization and Spring Start-up
G. Maintenance period.
1.02 WORK NOT INCLUDED
Items of work specifically excluded or covered under other sections are:
A. Payment of development, plant investment, and other fees and permits
associated with purchase and installation of tap.
B. Demolition of existing irrigation components.
C. Excavation, installation, and backfill of tap into municipal water line.
D. Excavation, installation, and backfill of water meter and vault.
E. Provision of electrical power supply to the irrigation control system.
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1.03 SUBMITTALS
A. Deliver four (4) copies of submittals to Owner's Representative within 10 working
days from date of Notice to Proceed. Furnish information in 3-ring binder with table
of contents and index sheet. Index sections for different components and label with
specification section number and name of component. Furnish submittals for
components on material list. Indicate which items are being supplied on catalog cut
sheets when multiple items are shown on one sheet. Owner's Representative.
Incomplete submittals will be returned without review.
B. Materials List: Include sleeving, pipe, fittings, mainline components, sprinkler
and bubbler components, drip irrigation components, control system
components, shop drawings and other components shown on drawings and
installation details or described herein. Include pipe sealant, wire, wire
connectors, ID tags, and other miscellaneous items. Quantities of materials
need not be included.
C. Manufacturers' Data: Submit manufacturers' catalog cuts, specifications, and
operating instructions for equipment shown on materials list.
D. Shop Drawings: Submit shop drawings called for in installation details. Show
products required for proper installation, their relative locations, and critical
dimensions. Note modifications to installation detail.
E. As -Built Drawings: Submit two (2) hard copies and one (1) digital copy of final
as -built drawings to the City. Digital copies shall be in a format as acceptable
to the Engineer prior to final submittal.
1.04 RULES AND REGULATIONS
A. Provide work and materials in accordance with latest edition of National
Electric Code, Uniform Plumbing Code as published by the Western
Plumbing Officials Association, and applicable laws, regulations and codes of
governing authorities.
B. When contract documents call for'materials or construction of better quality
or larger size than required by above -mentioned rules and regulations,
provide quality and size required by contract documents.
C. If quantities are furnished either in specifications or on drawings, quantities
are furnished for information only. It is Contractor's responsibility to determine
actual quantities of material, equipment, and supplies required by the project
and to complete independent estimate of quantities and wastage.
D. Notify engineer in writing prior to construction about discrepancies between
contract documents and existing site conditions or manufacturer's specific
recommendations for use of their product.
82
E. Contractor is responsible for damage to site amenities during construction.
Replace damaged items with identical materials of equal value to match
existing conditions. Make replacements at no additional cost to contract price.
1.05 TESTING
A. Schedule testing with Owner's Representative a minimum of five days in
advance of testing.
B. Mainline pipe jointed with rubber gaskets or threaded connections may be
subjected to pressure test at any time after partial completion of backfill.
Allow irrigation pipe jointed with solvent -welded PVC joints to cure at least 24
hours before testing.
C. Subsections of mainline pipe may be tested independently, subject to review
of Irrigation Engineer.
D. Provide clean, clear water, pumps, labor, fittings, and equipment necessary
to conduct tests or retests.
E. Hydrostatic Pressure Test-
1. Subject mainline pipe to hydrostatic pressure equal to 140 PSI for two
hours. Test with mainline components installed.
2. Backfill to prevent pipe from moving under pressure. Expose
couplings and fittings.
3. Purge air from mainline pipe before test. Attach pressure gauge to
mainline pipe in test section.
4. Observe pressure loss on pressure gauge. If pressure loss is greater
than 5 PSI, identify reason for pressure loss. Replace defective pipe,
fitting, joint, valve, or appurtenance. Repeat test until pressure loss is
equal to or less than 5 PSI.
5. Visually inspect irrigation pipe for leakage and replace defective pipe,
fitting, joint, valve, or appurtenance. Repeat test until pipe passes test.
6. Cement or caulking to seal leaks is prohibited.
F. Volumetric Leakage Test:
1. Backfill to prevent pipe from moving under pressure. Expose
couplings and fittings.
2. Purge air from pipeline before test.
3. Subject mainline pipe to 140 PSI for two hours. Maintain constant
pressure.
4. Provide all necessary pumps, bypass piping, storage tanks, meters, 3-
inch test gauge, supply piping, and fittings in order to properly perform
testing.
83
Testing pump must provide a continuous 140-PSI pressure to the
mainline pipe. Allowable deviation in test pressure is 5-PSI during test
period. Restore test pressure to 140-PSI at end of test.
Water added to mainline pipe must be measured volumetrically to
nearest 0.10 gallons.
Use following table to determine maximum allowable volume lost
during test:
Leak a a Allowable Gallons per 100 Joints / Hour
PIPE
Test Pressure PSI
SIZE
INCHES
60
70
80
90
100
110
120
130
140
3"
0.31
0.34
63
0.38
1
0.41
0.43
0.44
0.46
Fo
.48
Note: Allowable Leakage calculated using L = (NDgP)/7400
Where: L = Allowable Leakage (gph)
N = Number of Joints
D = Nominal Diameter of Pipe (inches)
P = Average Test Pressure (psi)
8. Replace defective pipe, fitting, joint, valve, or appurtenance. Repeat
test until pipe passes test.
9. Cement or caulking to seal leaks is prohibited.
10. Contractor may sub -contract testing to pipeline testing company
approved by Owner.
G. Operational Test:
Activate each remote control valve in sequence from controller.
Provide either one additional personal with radio or use handheld
remote to activate remote control valves from controller. Manually
activating remote control valve using manual bleed mechanism at
remote control valve is not an acceptable method of activation.
Owner's Representative will visually observe operation, water
application patterns, and leakage.
Replace defective remote control valve, solenoid, wiring, or
appurtenance to correct operational deficiencies.
Replace, adjust, or move water emission devices to correct
operational or coverage deficiencies.
Replace defective pipe, fitting, joint, valve, sprinkler, or appurtenance
to correct leakage problems. Cement or caulking to seal leaks is
prohibited.
Repeat test(s) until each lateral passes all tests. Repeat tests, replace
components, and correct deficiencies at no additional cost to Owner.
84
H. Control System Grounding:
1. Test for proper grounding of control system per manufacturer's
recommendations. Test results must meet or exceed manufacturer's
guidelines for acceptance.
2. Replace defective wire, grounding rods, grounding plates, or
appurtenances. Repeat test until manufacturer's guidelines are met.
Testing Review:
Failure of initial testing review will require additional review. Payment
of costs, including travel expenses and site visits by Owner's
Representative, for additional reviews that may be required due to
non-compliance with the Construction Documents will be Contractor's
responsibility.
1.06 CONSTRUCTION REVIEW
The purpose of on -site reviews by Owner's Representative is to periodically observe work in
progress, Contractor's interpretation of construction documents, and to address questions with
regard to installation.
A. Schedule reviews for irrigation system layout or testing with Owner's
Representative as required by these specifications.
B. Impromptu reviews may occur at any time during project.
C. A review will occur at completion of irrigation system installation and Project
Record Drawing submittal.
1.07 GUARANTEE/WARRANTY AND REPLACEMENT
The purpose of guarantee/warranty is to ensure that Owner receives irrigation materials of
prime quality, installed and maintained in thorough and careful manner.
A. Guarantee/warranty irrigation materials, equipment, and workmanship
against defects for period of two years from formal written acceptance by
Owner's Representative. Fill and repair depressions. Restore landscape,
utilities, structures and site features damaged by settlement of irrigation
trenches or excavations. Repair damage to premises caused by defective
items. Make repairs within seven days of notification from Owner's
Representative.
B. Replace damaged items with identical materials and methods per contract
documents or applicable codes. Make replacements at no additional cost to
contract price.
85
C. Guarantee/warranty applies to originally installed materials and equipment,
and replacements made during guarantee/warranty period.
PART 2: MATERIALS
QUALITY
Use new materials without flaws or defects.
SUBSTITUTIONS
Use specified equipment, or pre -approved equal. Alternative equipment must be
approved by Engineer prior to bidding. Changes and associated design costs
to accommodate alternative equipment are Contractor's responsibility.
Pipe sizes referenced in the construction documents are minimum sizes, and may
be increased at Contractor's option.
SLEEVING
Provide sleeve beneath hardscape for irrigation pipe where sleeving does not exist.
Provide separate sleeve beneath hardscape for wiring bundle.
Provide PVC Class 200 pipe with solvent welded joints for sleeving material beneath
hardscape for all new sleeving.
Sleeve sizing: A minimum of twice the nominal diameter of solvent -welded pipe or
wiring bundle, or as indicated on drawings.
Existing sleeving: Locate and utilize existing sleeving and wire conduit as indicated
on drawings.
PIPE AND FITTINGS
Mainline Pipe and Fittings:
Use rigid, unplasticized polyvinyl chloride (PVC) 1120, 1220 National
Sanitation Foundation (NSF) approved pipe, extruded from material
meeting requirements of Cell Classification 12454-A or 12454-13,
ASTM Standard D1784, with integral belled end.
Use PVC Class 200, SDR-21, rated at 200 PSI, conforming to dimensions
and tolerances established by ASTM Standard D2241. Use rubber-
gasketed pipe equipped with factory installed reinforced gaskets for
mainline pipe with nominal diameter 3-inches and larger. Use
Gasketed pipe joints conforming to "Laboratory Qualifying Tests"
section of ASTM D3139. Use gasket material conforming to ASTM
F477. Use Harco or approved equal rubber-gasketed deep bell ductile
iron fittings conforming to ASTM A-536 and ASTM F-477. Use
lubricant approved by pipe manufacturer.
W.
Use solvent weld pipe for mainline pipe with nominal diameter 2-1/2-inches
and less. Use Schedule 40, Type 1, PVC solvent weld fittings
conforming to ASTM Standards D2466 and D1784. Use primer
approved by pipe manufacturer. Use solvent cement conforming to
ASTM Standard D2564.
Mainline pipe within sleeves: Use solvent weld pipe for mainline pipe with
nominal diameter 3-inches and smaller installed within sleeves.
Lateral Pipe and Fittings:
Use rigid, unplasticized polyvinyl chloride (PVC) 1120, 1220 National
Sanitation Foundation (NSF) approved pipe, extruded from material
meeting requirements of Cell Classification 12454-A or 12454-B,
ASTM Standard D1784, with integral belled end suitable for solvent
welding.
Use Class 160, SDR-26, rated at 160 PSI, conforming to dimensions and
tolerances established by ASTM Standard D2241. Use solvent weld
pipe for lateral pipe. Use Schedule 40, Type 1, PVC solvent weld
fittings conforming to ASTM Standards D2466 and D1784 for PVC
pipe. Use primer approved by pipe manufacturer. Solvent cement to
conform to ASTM Standard D2564, of type approved by pipe
manufacturer.
For drip irrigation laterals downstream of zone control valves, use UV radiation
resistant polyethylene pipe manufactured from Prime Union Carbide G-
resin 7510 Natural 7 manufactured by Union Carbide or a Union Carbide
Licensee with a minimum of 2-percent carbon black. Use
PVC/compression line fittings compatible
with drip lateral pipe. Use tubing stakes or landscape fabric staples to
hold above -ground pipe in place.
Specialized Pipe and Fittings:
Copper pipe: Use Type "K" rigid pipe conforming to ASTM Standard B88.
Use wrought copper or cast bronze fittings, soldered, flared mechanical, or
threaded joint per installation details or local code. Use a 95-percent tin and
5-percent antimony solder.
Low Density Polyethylene Hose:
Use pipe specifically intended for use as flexible swing joint.
Inside diameter: 0.490+0.010 inch.
Wall thickness: 0.100+0.010 inch.
Color: Black.
Use spiral barb fittings supplied by same manufacturer as hose.
Use PVC Schedule 80 nipples and PVC Schedule 80 threaded fittings for
threaded pipe connections.
Joint sealant: Use non -hardening, nontoxic pipe thread sealant formulated
for use on threaded connections and approved by pipe fitting or valve
manufacturer.
87
Thrust Blocks:
Use 3,000 PSI concrete. Use commercially pre -mixed concrete unless
written approval is provided by Owner's Representative prior to
construction.
Use 2 mil plastic protective sheeting.
Use No. 4 Rebar.
Joint Restraint Harness:
Provide joint restraint harness components as recommended by pipe and
fitting manufacturer and in accordance with accepted industry practices. For
joint restraints on ductile iron pipe applications, use restraint components
constructed of 60-42-10 ductile iron conforming to ASTM A536. For joint
restraints on PVC pipe applications, use restraint components constructed of
60-42-10 ductile iron conforming to ASTM A536-80 and ASTM F1674-96.
Use bolts, nuts, retaining clamps, all -thread, or other joint restraint harness
materials which are zinc plated or galvanized.
Restrained Casing Spacers: Provide Ford Uni-Flange Restrained Casings
Spacers or equal. Use restrainer body and runner supports constructed of
high strength ductile iron meeting ASTM A536 and grade 65-42-12. Use
Connecting rods conforming to ASTM A242, ANSI/AWWAC1 11 /A21.1 1. Use
runners constructed of ultra high molecular weight polymer.
MAINLINE COMPONENTS
Winterization Assembly: as presented in drawings and installation details.
Reduced Pressure Backflow Prevention Assembly: as presented in drawings and
installation details.
Pressure Reducing Master Valve Assembly: as presented in drawings and
installation details.
Isolation Gate Valve Assembly: as presented in drawings and installation details
Quick Coupling Valve Assembly: as presented in drawings and installation details.
Air -Vacuum Relief Valve Assembly_ as presented in drawings and installation
details.
SPRINKLER AND BUBBLER IRRIGATION COMPONENTS
Remote Control Valve (RCV) Assembly for Sprinkler and Bubbler Laterals: as
presented in drawings and installation details.
Sprinkler Assembly: as presented in drawings and installation details.