HomeMy WebLinkAboutFORT COLLINS VETERINARY EMERGENCY & REHABILITATION HOSPITAL - PDP - PDP130018 - SUBMITTAL DOCUMENTS - ROUND 1 -TECHNICAL SPECIFICATIONS FORT COLLINS VET CLINIC
MPi Designs 02810 - 1 May 15, 2013
SECTION 02810 – IRRIGATION
PART 1: GENERAL
1.1 SCOPE
Furnish all 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. Coordination of Utility Locates (“Call Before You Dig”).
B. Connection to existing ¾-inch domestic meter.
C. Verification of existing static pressure.
D. Upgrade of existing controller unit.
E. Maintenance period.
F. Sleeving for irrigation pipe and wire.
1.2 RELATED WORK
A. Division 2 - Site Work:
1. Section 02920 - Fine Grading and Soil Preparation.
2. Section 02931 - Seeding.
3. Section 02932 - Sodding.
4. Section 02950 - Trees, Plants and Ground Cover.
1.3 SUBMITTALS
A. Deliver four (4) copies of all required submittals to the Owners’ Representative within 15 days
from the date of Notice to Proceed.
B. Materials List: Include pipe, fittings, mainline components, water emission components,
control system components. Quantities of materials need not be included.
C. Manufacturers' Data: Submit manufacturers' catalog cuts, specifications, and operating
instructions for equipment shown on the materials list.
D. Shop Drawings: Submit shop drawings called for in the installation details. Show products
required for proper installation, their relative locations, and critical dimensions. Note
modifications to the installation detail.
E. Project Record Drawings: Submit project record (as-built) drawings to Owner prior to
commencement of maintenance period (refer to specification section 3.10 for specific
requirements).
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1.4 RULES AND REGULATIONS
A. Work and materials shall be in accordance with the latest edition of the National Electric
Code, the Uniform Plumbing Code as published by the Western Plumbing Officials
Association, and applicable laws and regulations of the governing authorities.
B. When the contract documents call for materials or construction of a better quality or larger
size than required by the above-mentioned rules and regulations, provide the quality and size
required by the contract documents.
C. If quantities are provided either in these specifications or on the drawings, these quantities
are provided for information only. It is the Contractor's responsibility to determine the actual
quantities of all material, equipment, and supplies required by the project and to complete an
independent estimate of quantities and wastage.
1.5 TESTING
A. Notify the Owners’ Representative three days in advance of testing.
B. Pipelines jointed with rubber gaskets or threaded connections may be subjected to a
pressure test at any time after partial completion of backfill. Pipelines jointed with solvent-
welded PVC joints shall be allowed to cure at least 24 hours before testing.
C. Subsections of mainline pipe may be tested independently, subject to the review of the
Owners’ Representative.
D. Furnish clean, clear water, pumps, labor, fittings, and equipment necessary to conduct tests
or retests.
E. Hydrostatic Pressure Test:
1. Subject mainline pipe to a hydrostatic pressure equal to the anticipated operating
pressure of 150 PSI for two hours. Test with mainline components installed. A 2 PSI
pressure variation is allowed.
2. Backfill to prevent pipe from moving under pressure. Expose couplings and fittings.
3. Leakage will be detected by visual inspection. Replace defective pipe, fitting, joint,
valve, or appurtenance. Repeat the test until the pipe passes test.
a. Cement or caulking to seal leaks is prohibited.
F. Operational Test:
1. Activate each remote control valve in sequence from controller. The Owners’
Representative will visually observe operation, water application patterns, and leakage.
2. Replace defective remote control valve, solenoid, wiring, or appurtenance to correct
operational deficiencies.
3. Replace, adjust, or move water emission devices to correct operational or coverage
deficiencies.
4. Replace defective pipe, fitting, joint, valve, sprinkler, or appurtenance to correct leakage
problems. Cement or caulking to seal leaks is prohibited.
5. Repeat test(s) until each lateral passes all tests.
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1.6 CONSTRUCTION REVIEW
The purpose of on-site reviews by the Owners’ Representative is to periodically observe the work
in progress and the Contractor's interpretation of the construction documents and to address
questions with regards to the installation.
A. Scheduled reviews such as those for irrigation system layout or testing should be scheduled
with the Owners’ Representative as required by these specifications.
B. Impromptu reviews may occur at any time during the project.
C. Final review will occur at the completion of the irrigation system installation and Record (As-
Built) Drawing submittal.
1.7 GURANTEE/ WARRANTY AND REPLACEMENT
The purpose of this guarantee/warranty is to insure that the Owner receives irrigation materials of
prime quality, installed and maintained in a thorough and careful manner.
A. For a period of one year from commencement of the formal maintenance period,
guarantee/warranty irrigation materials, equipment, and workmanship against defects. Fill
and repair depressions. Restore landscape or structural features damaged by the settlement
of irrigation trenches or excavations. Repair damage to the premises caused by a defective
item. Make repairs within seven days of notification from the Owners’ Representative.
B. Contract documents govern replacements identically as with new work. Make replacements
at no additional cost to the contract price.
C. Guarantee/warranty applies to originally installed materials and equipment and replacements
made during the guarantee/warranty period.
PART 2: MATERIALS
2.1 QUALITY
Use materials which are new and without flaws or defects of any type, and which are the best of
their class and kind.
2.2 SUBSTITUTIONS
Pipe sizes referenced in the construction documents are minimum sizes, and may be increased at
the option of the Contractor.
2.3 SLEEVING
A. Install separate sleeve beneath paved areas to route each run of irrigation pipe or wiring
bundle.
B. Sleeving material beneath pedestrian pavements shall be PVC Class 200 pipe with solvent
welded joints.
C. Sleeving beneath drives and streets shall be PVC Class 200 pipe with solvent welded joints.
D. Sleeving diameter: as indicated on the drawings and installation details or equal to twice that
of the pipe or wiring bundle.
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2.4 PIPE AND FITTINGS
A. Mainline Pipe and Fittings:
1. Use rigid, unplasticized polyvinyl chloride (PVC) 1120, 1220 National Sanitation
Foundation (NSF) approved pipe, extruded from material meeting the requirements of
Cell Classification 12454-A or 12454-B, ASTM Standard D1784, with an integral belled
end.
2. Use Class 200, SDR-21, rated at 200 PSI, conforming to the dimensions and
tolerances established by ASTM Standard D2241. Use PVC pipe rated at higher
pressures than Class 200 in the case of small nominal diameters which are not
manufactured in Class 200.
a. Use solvent weld pipe for mainline pipe with a nominal diameter less than 3-inches
or where a pipe connection occurs in a sleeve. Use Schedule 40, Type 1, PVC
solvent weld fittings conforming to ASTM Standards D2466 and D1784. Use
primer approved by the pipe manufacturer. Solvent cement to conform to ASTM
Standard D2564.
B. Lateral Pipe and Fittings:
1. Use rigid, unplasticized polyvinyl chloride (PVC) 1120, 1220 National Sanitation
Foundation (NSF) approved pipe, extruded from material meeting the requirements of
Cell Classification 12454-A or 12454-B, ASTM Standard D1784, with an integral belled
end suitable for solvent welding.
2. Use Class 200, SDR-21, rated at 200 PSI, conforming to the dimensions and
tolerances established by ASTM Standard D2241. Use PVC pipe rated at higher
pressures than Class 200 in the case of small nominal diameters which are not
manufactured in Class 200.
Use UV radiation resistant Schedule 40, Type 1, PVC solvent weld fittings conforming
to ASTM Standards D2466 and D1784 for PVC pipe.
3. Use primer approved by the pipe manufacturer. Solvent cement to conform to ASTM
Standard D2564, of a type approved by the pipe manufacturer.
4. For drip irrigation laterals downstream of 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%
carbon black, and minimum nominal pipe ID dimension of 0.810" for 3/4 inch pipe.
Use PVC /compression line fittings compatible with the drip lateral pipe. Use tubing
stakes to hold above-ground pipe in place.
C. Specialized Pipe and Fittings:
1. Copper pipe: Use Type "K" rigid conforming to ASTM Standard B88.
Use wrought copper or cast bronze fittings, soldered or threaded per the installation
details. Use a 95% tin and 5% antimony solder.
2. Use a dielectric union wherever a copper-based metal (copper, brass, bronze) is joined
to an iron-based metal (iron, galvanized steel, stainless steel).
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3. Assemblies calling for pre-fabricated double swing joints shall utilize LASCO Unitized
swing joints or approved equal. Swing joints shall be rated at 315 psi, and use O-ring
and street elbow construction.
4. Low Density Polyethylene Hose:
a. Use pipe specifically intended for use as a flexible swing joint.
Inside diameter: 0.490+0.010 inch.
Wall thickness: 0.100+0.010 inch.
Color: Black.
b. Use spiral barb fittings supplied by the same manufacturer as the hose.
5. Assemblies calling for threaded pipe connections shall utilize PVC Schedule 80 nipples
and PVC Schedule 40 or 80 threaded fittings.
6. Joint sealant:
Use only Teflon-type tape pipe joint sealant on plastic threads. Use nonhardening,
nontoxic pipe joint sealant formulated for use on water-carrying pipes on metal
threaded connections.
2.5 MAINLINE COMPONENTS
A. Backflow Prevention Assembly: As presented in the installation details.
B. Master Valve Assembly: As presented in the installation details.
C. Quick Coupling Valve Assembly: Double swing joint arrangement as presented in the
installation details.
2.6 SPRINKLER IRRIGATION COMPONENTS
A. Remote Control Valve (RCV) Assembly for Sprinkler Laterals:
As presented in the installation details. Use wire connectors and waterproofing sealant to
join control wires to solenoid valves. Install a separate valve box over a 3-inch depth of 3/4-
inch gravel for each assembly. Adjust flow control per manufacturer’s recommendations prior
to use.
B. Sprinkler Assembly: As presented in the drawings and installation details.
2.7 DRIP IRRIGATION COMPONENTS
A. Remote Control Valve (RCV) Assembly for Drip Laterals: As presented in the installation
details. Use wire connectors and waterproofing sealant to join control wires to solenoid
valves. Install a separate valve box over a 3-inch depth of 3/4-inch gravel for each assembly.
Adjust flow control per manufacturer’s recommendations prior to use.
B. Drip Emitter Assembly:
1. Barb-mounted, vortex and/or pressure compensating emitter device as presented in the
installation details. The device shall be Rain Bird Xeri-bug XB-10pc series.
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2. Install emitter types and quantities on the following schedule:
a. Ground cover plant or perennial/annual beds: 1 single outlet emitter each or 1
single outlet emitter per square foot of planting area, whichever is less.
b. Shrub: 2 single outlet emitters each.
c. Tree: 4 single outlet emitters each or 1 multi-outlet emitter each (with 4 outlets
open).
3. Use 1/4-inch diameter flexible plastic tubing to direct water from emitter outlet to
emission point. Length of emitter outlet tubing shall not exceed five feet. Secure
emitter outlet tubing with tubing stakes.
C. Flush Cap Assembly: as presented in the installation details. Locate at the end of each drip
irrigation lateral pipe. Install a separate valve box over a 3-inch depth of 3/4-inch gravel for
each assembly.
2.8 CONTROL SYSTEM COMPONENTS
A. Irrigation Controller Unit:
1. Primary surge protection arrestors: per manufacturer’s recommendations.
2. Valve output surge protection arrestors: per manufacturer’s recommendations.
3. Lightning protection: 8-foot copper-clad grounding rod.
4. Wire markers: Pre-numbered or labeled with indelible non-fading ink, made of
permanent, non-fading material.
B. Instrumentation:
1. Install Rain Sensor, Mini-Clik II as manufactured by Hunter, Inc, per City of Fort Collins
requirements.
C. Control Wire:
1. Use American Wire Gauge (AWG) No. 14 solid copper, Type UF or PE cable, UL
approved for direct underground burial from the controller unit to each remote control
valve. Use AWG No. 12 wire for common wire.
2. Color: Use white for common ground wire. Use easily distinguished colors for other
control wires. Spare control wires shall be of a color different from that of the active
control wire. Wire color shall be continuous over its entire length.
3. Splices: Use wire connector with waterproof sealant. Wire connector to be of plastic
construction consisting of two (2) pieces, one piece which snap locks into the other. A
copper crimp sleeve to be provided with connector. Utilize DBR6-300 splices.
4. 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
yellow, and imprinted with "CAUTION: BURIED ELECTRIC LINE BELOW."
D. Existing Control Wire:
1. Do not utilize.
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2.9 OTHER COMPONENTS
A. Tools and Spare Parts: Provide operating keys, servicing tools, test equipment, other items,
and spare parts indicated in the General Notes of the drawings.
PART 3: EXECUTION
3.1 INSPECTIONS AND REVIEWS
A. Site Inspections:
1. Verify site conditions and note irregularities affecting work of this section. Report
irregularities to the Owners’ Representative prior to beginning work.
2. Beginning work of this section implies acceptance of existing conditions.
3. Contractor will be held responsible for coordination between landscape and irrigation
system installation.
4. Landscape material locations shown on the Landscape Plan shall take precedence
over the irrigation system equipment locations. If irrigation equipment is installed in
conflict with the landscape material locations shown on the Landscape Plan, the
Contractor will be required to relocate the irrigation equipment, as necessary, at
Contractor’s expense.
B. Utility Locates ("Call Before You Dig"):
1. Arrange for and coordinate with local authorities the location of all underground utilities.
2. Repair any underground utilities damaged during construction. Make repairs at no
additional cost to the contract price.
C. Irrigation System Layout Review: Irrigation system layout review will occur after the staking
has been completed. Notify the Owners’ Representative two days in advance of review.
Modifications will be identified by the Owners’ Representative at this review.
3.2 LAYOUT OF WORK
A. Stake out the irrigation system. Items staked include: sprinklers, pipe, control valves,
controller, and isolation valves.
B. Install all mainline pipe and mainline components inside of project property lines.
3.3 EXCAVATION, TRENCHING, AND BACKFILLING
A. Excavate to permit the pipes to be laid at the intended elevations and to permit work space
for installing connections and fittings.
B. Minimum cover (distance from top of pipe or control wire to finish grade):
1. 24-inch over mainline pipe and over electrical conduit.
2. 26-inch over control wire.
3. 18-inch over lateral pipe to sprinklers.
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4. 8-inch over drip lateral pipe in turf or paved areas downstream of drip system zone
control valves.
5. 3-inch minimum mulch cover over drip lateral pipe in planting beds downstream of drip
system zone control valves. PVC UV radiation resistant lateral pipe shall be installed
directly on the soil surface under landscape fabric.
C. Backfill only after lines have been reviewed and tested.
D. Excavated material is generally satisfactory for backfill. Backfill shall be free from rubbish,
vegetable matter, frozen materials, and stones larger than 2-inches in maximum dimension.
Remove material not suitable for backfill. Backfill placed next to pipe shall be free of sharp
objects which may damage the pipe. Stones larger than 1-inch maximum dimension are not
permitted in first (deepest) 6-inches of backfill.
E. Backfill unsleeved pipe and sleeves in either of the following manners:
1. Backfill and puddle the lower half of the trench. Allow to dry 24 hours. Backfill the
remainder of the trench in 6-inch layers. Compact to density of surrounding soil.
2. Backfill the trench by depositing the backfill material equally on both sides of the pipe in
6-inch layers and compacting to the density of surrounding soil.
F. Backfill unsleeved pipe by depositing the backfill material equally on both sides of the pipe in
6-inch layers and compacting each layer to 90% Standard Proctor Density, ASTM D698-78.
Conduct one compaction test for every 300 feet of trench. Costs for such testing and any
necessary retesting shall be borne by the Contractor. Use of water for compaction,
"puddling", will not be permitted.
G. Enclose pipe and wiring beneath roadways, walks, curbs, etc. in sleeves. Minimum
compaction of backfill for sleeves shall be 95% Standard Proctor Density, ASTM D698-78.
Conduct one compaction test for each sleeved crossing less than 50 feet long. Conduct two
compaction tests for each sleeved crossing greater than 50 feet long. Costs for such testing
and any necessary retesting shall be borne by the Contractor. Use of water for compaction
around sleeves, "puddling", will not be permitted.
H. Dress backfilled areas to original grade. Incorporate excess backfill into existing site grades.
I. Where utilities conflict with irrigation trenching and pipe work, contact the Owners’
Representative for trench depth adjustments.
3.4 SLEEVING AND BORING
A. Install sleeving at a depth which permits the encased pipe or wiring to remain at the specified
burial depth.
B. Extend sleeve ends six inches beyond the edge of the paved surface. Cover pipe ends and
mark with stakes. Mark concrete with a chiseled "x" at sleeve end locations.
C. Bore for sleeves under obstructions which cannot be removed. Employ equipment and
methods designed for horizontal boring.
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3.5 ASSEMBLING PIPE AND FITTINGS
A. General:
1. Keep pipe free from dirt and pipe scale. Cut pipe ends square and debur. Clean pipe
ends.
2. Keep ends of assembled pipe capped. Remove caps only when necessary to continue
assembly.
B. Mainline Pipe and Fittings:
1. Use only strap-type friction wrenches for threaded plastic pipe.
2. PVC Solvent Weld Pipe:
a. Use primer and solvent cement. Join pipe in a manner recommended by the
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 the trench.
3. Fittings: The use of cross type fittings is not permitted.
C. Lateral Pipe and Fittings:
1. Use only strap-type friction wrenches for threaded plastic pipe.
2. PVC Solvent Weld Pipe:
a. Use primer and solvent cement. Join pipe in the manner recommended by the
manufacturer and in accordance with accepted industry practices.
b. Cure for 30 minutes before handling and 24 hours before allowing water in the
pipe.
c. Snake pipe from side to side within the trench.
3. UV Radiation Resistant Polyethylene Pipe:
a. Join pipe in the manner recommended by manufacturer and in accordance with
accepted industry practices.
b. Snake pipe from side to side on the soil surface, and hold in place with tubing
stakes spaced every five feet.
4. Fittings: The use of cross type fittings is not permitted.
D. Specialized Pipe and Fittings:
1. Copper Pipe:
a. Buff surfaces to be joined to a bright finish. Coat with solder flux.
b. Solder so that a continuous bead shows around the joint circumference.
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2. Insert a dielectric union wherever a copper-based metal (copper, brass, bronze) and an
iron-based metal (iron, galvanized steel, stainless steel) are joined.
3. Pre-fabricated double swing joints: Install per manufacturer's recommendations.
4. Low Density Polyethylene Hose: Install per manufacturer's recommendations.
5. PVC Threaded Connections:
a. Use only factory-formed threads. Field-cut threads are not permitted.
b. Use only Teflon-type tape.
c. When connection is plastic-to-metal, the plastic component shall have male
threads and the metal component shall have female threads.
6. Make metal-to-metal, threaded connections with Teflon-type tape or pipe joint
compound applied to the male threads only.
3.6 INSTALLATION OF MAINLINE COMPONENTS
A. Main System Shut Off Valve: Install where indicated on the drawings.
B. Winterization Assembly: Install where indicated on the drawings.
C. Backflow Prevention Assembly: Install where indicated on the drawings. Install assembly so
that its elevation, orientation, access, and drainage conform to the manufacturer's
recommendations and applicable health codes.
D. Master Valve Assembly: Install where indicated on the drawings.
E. Isolation Gate Valve Assembly:
1. Install where indicated on the drawings.
2. Locate at least 12-inches from and align with adjacent walls or edges of paved areas.
F. Quick Coupling Valve Assembly: Install where indicated on the drawings.
3.7 INSTALLATION OF SPRINKLER IRRIGATION COMPONENTS
A. Remote Control Valve (RCV) Assembly for Sprinkler Laterals:
1. Flush mainline before installation of RCV assembly.
2. Install where indicated on the drawings. Wire connectors and waterproof sealant shall
be used to connect control wires to remote control valve wires. Install connectors and
sealant per the manufacturer's recommendations.
3. Install only one RCV to a valve box. Locate valve box at least 12-inches from and align
with nearby walls or edges of paved areas. Group RCV assemblies together where
practical. Arrange grouped valve boxes in rectangular patterns. Allow at least 12-
inches between valve boxes.
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4. Adjust RCV to regulate the downstream operating pressure.
5. Attach ID tag with controller station number to control wiring.
B. Sprinkler Assembly:
1. Flush lateral pipe before installing sprinkler assembly.
2. Install per the installation details at locations shown on the drawings.
3. Locate spray & rotary sprinklers 3-inches from adjacent walls, fences, or edges of
paved areas.
4. Set sprinklers perpendicular to the finish grade.
5. Supply appropriate nozzle or adjust arc of coverage of each sprinkler for best
performance.
6. Adjust the radius of throw of each sprinkler for best performance.
3.8 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 the drawings. Wire connectors and waterproof sealant shall be
used to connect control wires to remote control valve wires. Connectors and sealant
shall be installed as per the manufacturer's recommendations.
3. Install only one RCV to valve box. Locate at least 12-inches from and align with nearby
walls or edges of paved areas. Group RCV assemblies together where practical.
4. Arrange grouped valve boxes in rectangular patterns.
B. Drip Emitter Assembly:
1. Locate as shown on the drawings and installation details.
2. Flush lateral pipe before installing emitter assembly.
3. Cut emitter outlet distribution tubing square.
4. Use tools and techniques recommended by the manufacturer.
Make openings for barb-mounted emitters with the emitter manufacturer's hole-
punching tool.
C. Flush Cap Assembly: Install at the end of each drip irrigation lateral pipe as shown on the
installation details.
3.9 INSTALLATION OF CONTROL SYSTEM COMPONENTS
A. Irrigation Controller Unit:
1. The location of the controller unit as depicted on the drawings is approximate; the
Owners’ Representative will determine the exact site location.
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2. Lightning protection: Ground rods are to have a minimum diameter of 5/8” and a
minimum length of 10 feet. These are to be driven into the ground in a vertical position
or an oblique angle not to exceed 45 degrees at a location 10 feet from the electronic
equipment, the ground plate, or the wires and cables connected to said equipment, as
shown in the irrigation details. The rod is to be stamped with the UL logo. A 6 AWG
solid bare copper wire (about 12 feet long) shall be connected to the ground rod by the
installer using a Cadweld GR1161G ”One-Shot” welding kit [Paige Electric part number
1820037.] This wire shall be connected to the electronic equipment ground lug as
shown in the detail above.
3. Install primary surge protection arrestors on incoming power lines.
4. Install one valve output surge protection arrestor on each control wire and one for the
common wire.
5. Attach wire markers to the ends of control wires inside the controller unit housing.
Label wires with the identification number (see drawings) of the remote control valve to
which the control wire is connected.
6. Install a 120-volt, 15 amp switched and grounded 3-prong receptacle with GFIC inside
the controller unit housing.
7. Connect control wires to the corresponding controller terminal.
B. Instrumentation:
1. Install sensors per the installation details and manufacturer's recommendations. Install
at locations shown on the drawings.
2. Install electrical connections between irrigation controller and sensors per
manufacturer's recommendations.
C. Control Wire:
1. Bundle control wires where two or more are in the same trench. Bundle with pipe
wrapping tape spaced at 10-foot intervals.
2. Provide a 24-inch excess length of wire in an 8-inch diameter loop at each 90 degree
change of direction, at both ends of sleeves, and at 100-foot intervals along continuous
runs of wiring. Make wiring loop by turning control wire 5 turns around 1-inch pipe.
Coil 24-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 a single control wire are not permitted.
4. If a control wire must be spliced, make splice with wire connectors and waterproof
sealant, installed per the manufacturer's instructions. Locate splice in a valve box
which contains an irrigation valve assembly, or in a separate 6-inch round valve box.
Use same procedure for connection to valves as for in-line splices.
5. Unless noted on plans, install wire parallel with and under PVC mainline pipe. If wire is
installed adjacent to section of metal pipe, separate wire from pipe minimum of 6-
inches and install wire in PVC conduit.
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6. Protect wire not installed with PVC mainline pipe with a continuous run of warning tape
placed in the backfill six inches above the wiring.
3.10 INSTALLATION OF OTHER COMPONENTS
A. Tools and Spare Parts:
1. Prior to the Pre-Maintenance Review, supply to the Owner operating keys, servicing
tools, test equipment, and any other items indicated on the drawings.
2. Prior to Final Review, supply to the Owner the spare parts indicated in the General
Notes on the drawings.
B. Other Materials: Install other materials or equipment shown on the drawings or installation
details to be part of the irrigation system, even though such items may not have been
referenced in these specifications.
3.11 Project Record (As-Built) Drawings
A. 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 as-built information is recorded.
B. Record pipe and wiring network alterations. Record work which is installed differently than
shown on the 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 or control unit, each sleeve end, and other irrigation
components enclosed within a valve box.
C. Prior to Final Review, purchase from the Owners’ Representative a reproducible mylar copy
of the drawings. Using technical drafting pen, duplicate information contained on the project
drawings maintained on site. Label each sheet "Record Drawing". Completion of the Record
Drawings will be a prerequisite for the Final Review.
3.12 MAINTENANCE
A. Upon completion of Final Review, maintain irrigation system for a duration of 30 calendar
days. Make periodic examinations and adjustments to irrigation system components so as to
achieve the most desirable application of water.
B. Following completion of the Contractor's maintenance period, the Owner will be responsible
for maintaining the system in working order during the remainder of the guarantee/warranty
period, for performing necessary minor maintenance, for trimming around sprinklers, for
protecting against vandalism, and for preventing damage during the landscape maintenance
operation.
3.13 CLEAN-UP
A. Upon completion of work, remove from the site all machinery, tools, excess materials, and
rubbish.
End of Section