S.C. Code Ann. § 56-5-800: Persons working on highways; exceptions.

Unless specifically made applicable, the provisions of this chapter except those contained in Articles 3, 9 and 23 and Sections 56-5-1590 to 56-5-1620 shall not apply to persons, motor vehicles and other equipment while actually engaged in work upon a highway but shall apply to such persons and vehicles when traveling to or from such work.