HomeMy WebLinkAboutPrebid - BID - 8165 MULBERRY BRIDGE AT NEW MERCER DITCH BRIDGE REPLACEMENT1
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Mulberry Bridge Replacement
Project #8165
West Mulberry Street Bridge over New Mercer Ditch
PRE-BID CONFERENCE
September 8, 2015
2:00 P.M.
215 N. Mason Street
Conference Room 2A
City of Fort Collins
Engineering Dept.
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Introductions
• Construction Team:
• Dean Klingner – Capital Projects Manager 221-6511
• Jin Wang - Project Manager 416-2292
• Craig Farver - Construction Inspector 222-0854
• Rob Hintz – City Surveying Party Chief 221-6572
• Purchasing:
• Elliot Dale – Buyer 221-6777
• Traffic:
• Syl Mireles - Traffic Eng. Tech 221-6815
• Design Team:
• Jin Wang – City Project Manager 416-2292
• KDG Engineering LLC 720-420-9069
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Attendance
• Please be sure to sign-in
• BID OPENING
• When: September 25, 2015 @ 3:00 P.M. (Our Clock)
• Where: 215 North Mason Street (2nd
Floor)
• Bid Documents are available at:
www.rockymountainbidsystem.com
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Bid Requirements
• Important dates:
– Last day for questions: September 17th, 5:00PM
– Bid Opening: September 25th, 3:00PM
• 5% Bid Security
• 100% Performance and Payment Bonds
• Federally-funded Project
• Davis-Bacon Act Wages apply
• 7.5% DBE goal
• Anti-Collusion Affidavit – CDOT Form #606
• Bidder’s List – CDOT Form 1413
• Anticipated DBE Participation Plan – CDOT Form #1414
• Buy America and Lobbying Certifications and Signatures (In addition to
CDOT forms)
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Project Location Map
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General
• This is a FEDERALLY FUNDED PROJECT
• UDBE goal is 7.5%
• All paperwork requirements is strictly adhere to. Monthly
payment will not be made until required paperwork is
received.
• In general, the paperwork requirements for this project is the
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Summary of Work
• Removal of existing bridge in phases
• Removal of portion of existing flood control structure
• Removal of pedestrian bridge
• Construct new cast in place bridge
• Waterline work
• Asphalt Pavement
• Urban Design elements
• Various concrete work and erosion control
• Surveying to be provided by the City of Fort Collins
• Traffic control to be provided by Contractor
• Final pavement marking to be complete by City.
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Project Overview
• Coordination with utilities owner, other City departments
and home owners
• Contractor responsible to acquire all appropriate permits
and submit required documentation
• Partnering session prior to construction may be required
• No designated staging area provided
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Important Dates:
• PRE-CONSTRUCTION MEETING
• Mandatory meeting prior to Start of Construction
• Date to be determined after contract is awarded
• CONSTRUCTION DATES
• 200 Calendar Days Contract
• 186 Calendar Days for Substantial Completion
• 14 Calendar Days for Final Acceptance
• All work in New Mercer Ditch must be completed by April 15, 2016
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HIGHLIGHTS FROM GENERAL CONDITIONS AND
GENERAL REQ’S:
• SUPERINTENDENTS:
• The General Contractor SHALL employ a full time Superintendent
whose sole responsibility is to monitor and coordinate all facets of
the work
• TRAFFIC CONTROL SUPERVISOR:
• A full time TCS is required on the project. Daily Traffic Control
Inspections will be required.
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HIGHLIGHTS FROM GENERAL CONDITIONS AND
GENERAL REQ’S:
• LIQUIDATED DAMAGES:
• SUBSTANIAL COMPLETION:
• 186 Calendar Days
• Substantial completion is defined as completion of all pay items on
the bid schedule
• Liquidated Damages in the amount of Two Thousand Dollars
($2,000.00) for each calendar day will be assessed for each
partial or full day that the contract items are not complete.
• FINAL ACCEPTANCE
• Within 14 days of Substantial Completion.
• Final Completion is defined as completion of all punchlist items
and removal of all construction equipment and devices.
• Liquidated Damages in the amount of Two Thousand Dollars
($2,000.00) for each calendar day will be assessed for each
partial or full day that the punchlist and cleanup is not complete.
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HIGHLIGHTS FROM GENERAL CONDITIONS AND
GENERAL REQ’S:
• PROJECT MEETINGS:
• Once a week. Location and time to be determined
• Agree to weekly quantities, 2 week schedule, traffic control
• PROGRESS AND SCHEDULE REVISIONS:
• Prior to construction, initial schedule must be submitted and
approved
• Schedules shall be updated weekly
• The Contractor may be required to submit additional schedules
depending on the progress of the project.
• RECORD DRAWINGS PLAN SET
• Contractor will be required to keep record drawings
• Will be submitted to the City at the end of the project
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HIGHLIGHTS FROM GENERAL CONDITIONS AND GENERAL
REQ’S:
SITE CLEAN-UP:
• The construction work shall be kept and accomplished
in a neat, clean and orderly fashion.
• Street sweeping will need to be used in order to
minimize tracking and meet EPA storm water quality
requirements.
• Dust control will be required.
• Vehicle tracking pads is not required but contractor are
required to meet Federal, State and City storm water
quality requirements. No additional payment will be
made.
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HIGHLIGHTS FROM GENERAL CONDITIONS AND GENERAL
REQ’S:
SITE SAFETY:
• City will require a
safety plan from the
contractor
• City and contractor will
develop a site specific
safety action plan for
reacting to jobsite
accidents
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Highlights from Specifications & Plans
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• Removal of pedestrian bridge
• To be complete before main construction begin.
• Traffic Control required and included.
• Complete removal of substructure (during
construction)
• Lifting equipment is not allow on existing bridge.
• Transport and unload the superstructure (intact) to
City’s recycling facility, 1380 Hoffman Mill Road
SECTION 202 - REMOVALS
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• Removal of Tree
• To be complete before main construction begin.
• Traffic Control required and included.
• Some equipment may not allow on existing bridge.
SECTION 202 - REMOVALS
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• This is a contingency item.
• To be use only with prior approval from Project
Manager.
• Not for use with waterline work.
SECTION 203 – MUCK EXCAVATION
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SECTION 206 - EARTHWORK
• Proof Rolling
• Structure Excavation
• Structure Backfill
- NOTE: Structure Excavation and Structure Backfill Quantities are
neat line quantities as per CDOT M Standard 206-1 and plan sheet
52. Any additional excavation/backfill required to provide safe back
slopes will be considered incidental to the work and not be
measured or paid for separately.
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SECTION 206 - SHORING
• Contractor responsible to determine actual locations, length, depth and
types of shoring (including design).
• To be sealed by Colorado P.E.
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SECTION 208 – EROSION CONTROL
• Erosion Log 12”
• Aggregate Bag
• Concrete Washout Structure
• Sweeping & Sediment Removal is incidental
• Erosion Control Supervisor
• Contractor is required to have an Erosion Control Supervisor
that shall enforce all policies that apply to this project (LS Item)
• Stormwater Management Plan Permit to be obtained by Contractor
• The Erosion Control Plans provided are not the SWMP
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SECTION 212 – TREE RETENTION &
PROTECTION
• Lump sum item.
• NE corner and south of structure next to the ditch.
• See Project Special Provisions for requirements.
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SECTION 206 – BED COURSE
(SPECIAL)
Section 206
• 1 ½” Clean Washed Rock
– Vapor Barrier is incidental
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PAVEMENT SECTION
Section 304
• Aggregate Base Course Class 6 - 8” Section
Section 403
• Hot Mix Asphalt (Grading S) (100) (PG 64-22)
• Hot Mix Asphalt (Grading SX) (100) (PG 64-28)
Section 420
• Geotextile Paving Fabric (Crack Reduction) (Class 3) - SY
Section 406
• Temporary Pavement - SY
• Install, maintain & removal
• 8” cold asphalt pavement over 4” ABC Class 6
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SECTION 506 – RIPRAP
No “pink/red” color riprap allow.
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SECTION 601/608 - CONCRETE
• Concrete Class D (Wall)
• Riparian wall
• Retaining wall – extension of riparian wall
• Wing wall & parapet wall
• Concrete Class S35
• 5000 psi
• Main concrete box culvert and flared end
• All four sides
• Precast Concrete Vertical Column
• Concrete Class D
• Concrete Sidewalk & Drive Entrance
• Concrete Class D
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• Fence with Metal Posts, Smooth (2 Strand)
• South East corner of bridge
Section 607 – FENCING
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SECTION 619 – 8 INCH WATER LINE
• Water line to be installed at the beginning of the third
phase of construction.
• Backfilled and covered ASAP to minimized
inconvenience to the residence on the south right next
to construction site.
• May involved adjusting traffic control setup.
• Required to work with homeowner to provide access to
their residence.
• This is a lump sum item complete in place. No other
quantities will be pay for separately including but not
limited to excavation, backfill, trench shoring, etc…
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SECTION 620/626 - MOBILIZATION
Section 620
• Sanitary Facility
Section 626
• Mobilization
• Payment Schedule per CDOT
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SECTION 630 - TRAFFIC CONTROL
• Construction Zone Traffic Control (Special) – Lump Sum
– Includes city standard requirements of 5 days (not including weekend) of
portable message sign panels prior to start of construction.
– Detour signage, impact attenuator, channelizing devices, vertical panel,
flashing beacon, concrete barrier, construction traffic sign panel,
pedestrian and bike detour signage etc…
– Flaggers.
– Basically, all traffic control devices and flagger required to safety complete
the work per contract and plan.
• Traffic Control Management (Working Days) – Days
– Fulltime TCS required for working days
• Traffic Control Inspection (Weekends) - Days
– Weekends is assumed/defined as non-working days.
– If working, Traffic Control Management requirements applies
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SECTION 630 - TRAFFIC CONTROL
• The 3 pay items from the prior slide covered all your construction traffic
control.
• Note that this is a three phases construction with 1 or 2 phase paving. One of
the phase have travelling traffic on both side of work area.
• Additional traffic control is needed for tree removal and pedestrian bridge
removal prior to construction. This is included in the respective work.
• The following 3 line items are “contingencies” line items. These will only be
use and pay for with City Project Manager prior approval.
• Flagging (Special)
• Portable Message Sign Panel (Special)
• Impact Attenuator (Sand Fill)(Temporary)
• Use to pay for replacement impact attenuator if it is destroy in an
accident.
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ADDENDUMS
• Addendum #1 will be available online within the next few days.
Currently:
• Updated Standard Special
• Revised plan sheets – quantities
• Revised bids tabs – quantities and text
• Q & A up to today.
• A second Addendum will be (if required) posted one week prior
to bid opening to address any questions that are received after
today.
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Thanks For Attending!
• Any Questions or concerns can be addressed to:
• Jin Wang (City Design Engineer)
• Office: (970) 416-2292
• Email: jwang@fcgov.com
• Elliot Dale (City Purchasing)
• Office: (970) 221-6777
• Email: edale@fcgov.com
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HIGHLIGHTS FROM GENERAL CONDITIONS AND
GENERAL REQ’S:
• CONSTRUCTION TIME:
• Standard Hours of Operation
• 7:00 AM thru 6:00 PM - Monday thru Friday.
• The project is located in a residential area
• Work hours will be strictly enforced
same as a CDOT project.