Quotation envelopes must be clearly marked, "2024 Concrete Panel Replacement Project." Construction of 2024 Concrete Panel Replacement Project maintenance work, as hereinafter described in general and as described in detail in the project documents now on file in the office of the City Clerk, Webster City, Iowa. The project documents governing the construction of the proposed repair project have been prepared by the City's Project Coordinator, which project documents and the proceedings of the City referring to and defining said proposed repairs are hereby made a part of the Notice by reference, and the proposed contract shall be executed in compliance therewith. Items the City will be responsible for include:
o Traffic Control/Signage will be provided and installed during the City's portion of the contract and left for the contractor to use.
o Removal of all concrete.
o Provide rock material for subbase.
o Replacement of existing castings with adjustable risers.
o Replacement of existing valve risers with lids.
o Providing ADA Detectable Warning Plates
o Dirt Work and Seeding Items the contractor will be responsible for include:
o Contractor is responsible to review the sites to be repaired and submit a bid for each location separately.
o Follow SUDAS Standard Specification, 2022 Edition
o Coordinating with the City to schedule shutdown and concrete removal.
o Contractor is responsible for leveling and compacting sub-base aggregate
o Contractor is responsible for signage and traffic control after removals and during contractors' portion of the contract
o Coordinate with Brandon Bahrenfuss and Derrick (ROW inspector) prior to pouring concrete for final approval
o Follow SUDAS Standard Specification, 2022 Edition for expansion joint requirements and tie bar requirements
o Concrete patch must be 2 inches thicker then existing with number four epoxy coated rebar.
o Concrete will be no less the 6" in depth
o Rebar 24" in length on 30" centers around the existing concrete panels.
o Setting grade for valve risers and Manhole lids
o All sanitary and storm sewer boxouts need to be 6 ft x 6 ft
o Following SUDAS Standard Specification, 2022 Edition for ADA sidewalk ramps
o C4WRC20 Concrete.
o City white pigmented cure.
o Saw cut and crack seal based on SUDAS Standard Specification, 2022 Edition.
o 2-year warranty
- Removal and replacement by contractor if cracking, spalling, or sagging occurs in the first 2 years.
- This will be reviewed and determined by Derrick Drube (ROW inspector)
o Project must be completed by June 28, 2024
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