Call 110 5578320

The South Carolina Department of Transportation is soliciting bids for highway preservation work on Interstate 20 between mile markers 136 and 141 in Darlington and Florence Counties. This project covers 6.05 miles of roadway and involves cross slope verification, the application of liquid asphalt binders and Stone Matrix Asphalt for the final riding surface, and the installation of milled-in rumble strips. All work must be completed by July 31, 2028, and must adhere to the 2025 SCDOT Standard Specifications for Highway Construction and the latest FHWA Manual on Uniform Traffic Control Devices. Eligible prequalified prime contractors must submit electronic bids via Bid Express by October 13, 2026. Award eligibility requires active registration in the System for Award Management, execution of Equal Employment Opportunity and Drug Free Work Place certifications, and the provision of performance, indemnity, and payment bonds for 100 percent of the contract amount. The contractor is also required to follow the SCDOT Acceptable Computer Usage Policy and utilize the NIST Risk Management Framework for cybersecurity. Acceptance of the work will be based on specific asphalt mixture criteria and pavement cross slope tolerances, with non-compliant areas subject to corrective measures or pay reductions.