S.C. Code Ann. § 57-15-140
The Department of Transportation shall take over, maintain and operate the ferry across the intracoastal waterway which traverses State Highway No. 716 which extends from a point on U. S. Highway No. 17, south of Georgetown, in a southeasterly direction, to Winyah Bay, such ferry and its approaches to form a part of State Highway No. 716 in Georgetown County. The provisions of Article 13 of Chapter 5 of this Title shall not apply to the operation, repair or maintenance of any such ferry.
Contributions from private citizens or public or private agencies may be made with respect to defraying the operational or maintenance expenses of such ferry; provided, however, that any such contribution shall in no wise render legally liable or responsible any of the contributors.