OK deep fork NWR culvert box

The U.S. Fish and Wildlife Service is seeking a contractor to construct a box culvert at the Deep Fork National Wildlife Refuge in Okmulgee County, Oklahoma. The project involves installing a 22-foot wide concrete box culvert with concrete end sections, approach drives, and associated site grading and creek diversion work. The solicitation is for a firm fixed-price construction contract, with the government intending to award to the responsible respondent submitting the lowest evaluated price determined fair and reasonable. Electronic quote submissions are due by June 24, 2025, with a mandatory site visit scheduled for April 29, 2025, at 10:00 am CST. Contractors must comply with federal requirements including Davis-Bacon wage rates, Buy American provisions, and environmental and safety regulations specific to wildlife refuge construction projects.

The contract is not set aside for any specific small business category and is classified under NAICS code 236220 for Commercial and Institutional Building Construction. The estimated contract value ranges between $100,000 and $250,000, with a performance period from July 14, 2025, to October 17, 2025. The project requires strict adherence to technical specifications, including concrete with 6000 psi compressive strength, specific air content, and comprehensive quality control measures. Contractors must follow ODOT Roadway Standards 2019 and are allowed to use precast concrete structures as an alternative to cast-in-place methods. The work must be completed during a specific timeframe to avoid rainy spring conditions and refuge hunting activities, with the contractor responsible for all site preparation, earthwork, and independent testing of materials and construction processes.