I-20 Westbound Off-Ramp Detour Notice - Lexington County

​The I-20 Westbound off-ramp and on-ramp at Hwy 1 will be closed Wednesday night (1/5/22). Motorists wishing to exit I-20 Westbound at Exit 58 will be directed along the detour route to exit at Hwy 6 (Exit 55) to Two Notch Rd to Dooley Rd to Hwy 1.

The I-20 Ramp closure at Highway 1 (Exit 58) will occur at night:


  • Wednesday, January
  • From 7:00 PM, until 6:00 AM the following day

    Message board signs along Hwy 6, Dooley Rd, Two Notch Rd, and I-20 will display detour directions.

    Motorists are advised to used caution and plan accordingly in case of delays.

    The road work is part of a four-phase project to widen an 11-mile stretch of I-20 in Lexington County. The project extends from mile marker 60 near US 378 to mile marker 49 at Longs Pond Road. Upon completion, the project will add a third inside lane in both directions aimed at reducing traffic congestion. It is expected to be completed in the winter of 2021

    Motorists can use SCDOT's 511 Traveler Info http://www.511sc.org/ to check road conditions. For more information concerning this project, the public may contact SCDOT Resident Engineer John Burns at (803) 530-8798 or at BurnsJM@scdot.org.