IFB2026-001 CR1136 Culvert Replacement

San Patricio County, Texas, is soliciting sealed bids for the removal of existing 66-inch diameter reinforced concrete pipe culverts and their replacement with pre-cast concrete box culverts along County Road 1136 in Mathis, Texas. The solicitation, numbered IFB2026-001 CR1136 Culvert Replacement, was posted on May 14, 2026, with bids due by 2:00 P.M. on May 28, 2026, and must be submitted either as two hard copies to the County Judge’s Office or electronically through the County’s official bidding portal. The work involves replacing approximately 60 linear feet of RCP with 104 linear feet of 7-foot by 7-foot pre-cast box culverts, installing two double-barrel concrete wingwalls, and placing 80 cubic yards of dry riprap. The contract is structured as an Invitation to Bid under a Lowest Price Technically Acceptable (LPTA) evaluation method, where technical compliance with all specifications—such as ASTM C1577, DMS-7305, and Tex-401-A standards for material quality, dimensional tolerances, and surface finish—is mandatory before price is considered. Bids that fail to meet any technical requirement will be rejected outright, and the lowest compliant bid will be selected. All awarded contracts require strict adherence to a 30-day performance period following execution, with liquidated damages of $500 per calendar day for delays. Contractors must provide a 5 percent bid bond, and depending on contract value—$25,000 to under $100,000 or $100,000 and above—must submit either a payment bond or both payment and performance bonds, each at 100 percent of the contract amount, issued by a Texas-authorized surety. Insurance coverage must include at least $1 million in general liability, $500,000 in auto and workers’ compensation, and $1 million in umbrella coverage, with San Patricio County named as an additional insured and a waiver of subrogation required. Pre-cast units must be marked with fabricator information, ASTM designation, manufacture date, size, fill heights, TX designation per DMS-7305, approval stamp, and “SR” if sulfate-resistant concrete is used, with top/b