Question#94_WHEELSTOP_DETAIL.pdf

This is a technical specification detail document for concrete parking bumpers (wheelstops) related to the McIntosh Park Wetland Construction project, an Invitation for Bid (IFB 26-048UO-IFB) issued by the City of Plant City, Florida. The specification establishes requirements for precast concrete parking bumpers that are standard products manufactured for parking space applications. The bumpers must be constructed to develop a twenty-eight day concrete compressive strength of 3,000 PSI minimum and include two number 4 reinforcing rods running the full length of the bumper. Installation requires centering bumpers on each parking space and securing them to the substrate with two 3/4-inch reinforcing rods driven through corresponding holes to a depth of eighteen inches, with rod tops flush to the bumper surface. The project involves 363 acres of wetland excavation and restoration, with bid due September 24, 2026 at 2:00 p.m., a pre-proposal meeting scheduled for September 10, 2026 at 10:30 a.m., and questions due September 14, 2026. Substantial completion is required within 540 calendar days of Notice to Proceed, with final completion within 30 days thereafter.

The project is partially funded through the State of Florida Department of Environmental Protection Grant Agreement No. LPA0038, with all work required to comply with grant terms and conditions. The City of Plant City offers local preference of up to one percent discount or $2,500 whichever is less to qualifying bidders. The contract is fixed-price with 5 percent retainage, and the City awards to the lowest responsive and responsible bidder. Contractors must maintain General Contractor and Underground Utility and Excavation Contractor licenses, self-perform a minimum of 30 percent of total project cost, and provide qualifying experience including three projects involving excavation of 300,000 cubic yards or greater within Florida and three projects involving wastewater or reuse collection systems. Insurance requirements include Workers' Compensation, Commercial General Liability of $500,000 per occurrence/$1,000,000 aggregate, Commercial Automobile Liability of $500,000, and Railroad Protective Liability of $5,000,000 per occurrence/$10,000,000 aggregate. Liquidated damages range from $1,015 to $10,203 per day, and bids must remain valid for 90 days from submittal.