Dorchester County Government issued the following announcement on August 9.
Nightly lane closures will take place on Hwy. 78 and Hwy. 178 (at/near the Hwy. 78 and Hwy. 178 intersection) through Friday, August 13. The lane closures are necessary for asphalt surface work related to Phase 2-A of the Hwy. 78 Improvement Project.
Weather Permitting traffic will be shifted into its final alignment Wednesday night. The final alignment will consist of a three lane roadway section, with turn lanes for Hwy. 178 and Hwy. 78.
Drivers traveling through the construction zone are asked to be aware of equipment and crews and to follow traffic control signs and reductions in speed limits.
Original source can be found here.