Safety Improvement Project - US-21/SC-172/SC-6

The South Carolina Department of Transportation is requesting electronic bids for a federal-aid highway safety improvement project on US-21, SC-172, and SC-6 in Calhoun County, with bids due September 9, 2026 at 2:00 p.m. Only contractors holding a valid SCDOT Prequalification Certificate are eligible to bid.

The scope encompasses approximately 0.576 miles of roadway improvements including mobilization, clearing and grubbing, pavement removal and replacement, asphalt paving (base, intermediate, and surface courses), concrete curbing and median construction, drainage infrastructure (catch basins, manholes, and pipes ranging from 18 inches to 42 inches diameter), roadway lighting design and installation with nine 35-foot aluminum poles, traffic control, permanent and temporary pavement markings, sign installation, and comprehensive erosion control measures including seeding, turf reinforcement matting, sediment control devices, and inlet structure filters.

The project is federally funded under Title 23, United States Code and carries a DBE goal of 0.00%. Work is subject to the Davis-Bacon Act's predetermined minimum wage rates, the Work Hours and Safety Act of 1962, Title VI of the Civil Rights Act of 1964, and Federal Equal Employment Opportunity requirements. Project completion is required by November 30, 2027. Bidders must submit a 5% bid bond in the form of SCDOT Form 674 electronically through the BidX Bid Form system. Proposal bid forms became available August 9, 2026 through the Bid Express website; hardcopy plans and proposals are available for purchase through SCDOT Engineering Publications. Electronic bids will be publicly opened at SCDOT Headquarters in Columbia, South Carolina. SCDOT reserves the right to reject any or all proposals and waive technicalities. Contractors may utilize the Construction Extranet Discussion Board to network with potential subcontractors and prime contractors. For contract administration questions, contact (803) 737-7469.