Polymer Concrete

The Missouri Department of Transportation St. Louis District is issuing an Invitation for Bid (IFB) to procure polymer concrete materials meeting specialized technical specifications for bridge expansion joint repair applications. The solicitation seeks qualified vendors to supply polymer concrete/mortar measured in cubic feet, with a contract period extending from the date of award through September 30, 2026, and options for two additional one-year renewal periods at MoDOT's discretion. The polymer concrete must be a fast-setting, epoxy-based product that is resilient, self-adhering, and waterproof, with specific performance requirements including minimum 2,500 psi compression strength at 24 hours, 700 psi bond shear strength, and 70 percent resilience, while remaining non-tacky at temperatures up to 130°F and curing at temperatures above 50°F. Vendors must submit certified test reports from independent laboratories demonstrating compliance with all specifications, one-quart samples of each component, technical data sheets, and material safety data sheets prior to qualification; any changes to manufacturing processes or material formulation require resubmission of certified test results and samples. Deliveries must be scheduled at least two business days in advance with a minimum of 500 tons per day, conducted during daylight hours on business days with a MoDOT representative present, and pricing must include all packing, handling, and shipping charges on an FOB destination basis with freight prepaid and Net 45 payment terms. Bids are due electronically via MissouriBUYS or by approved hard copy delivery by 10:00 AM Central Time on Tuesday, September 30, 2025, and must remain valid for 90 days from bid opening, with no price increases permitted during the first six months of the contract period or any renewal period.

The procurement includes preferences for Minority Business Enterprise (MBE) and Women Business Enterprise (WBE) participation at 10 percent and 5 percent respectively, as well as preferences for Service-Disabled Veteran-Owned Businesses (SDVE). All responding vendors must comply with Buy American Act requirements and provide proof of compliance via Exhibit N for purchases exceeding $25,000, with qualifying American-made products receiving a 10 percent price preference under Missouri's Domestic Products Procurement Act. Vendors must register with MissouriBUYS, complete all required exhibits including a Certificate of Insurance naming MHTC as an additional insured, submit proof of M/WBE participation if applicable, provide delivery lead times, and indicate willingness to participate in cooperative purchasing for Missouri counties and municipalities. No incumbent vendors or current contractors are identified in the solicitation documents. Specific award values or budget ranges are not disclosed in the available procurement materials.