All railroad companies operating railroads in the State shall place and maintain at every crossing of a highway and railroad at grade standard cross-buck signs in accordance with the requirements of the manual of standards and specifications for uniform traffic-control devices referred to in Section 56-5-920.
Railroad signs at grade crossings
S.C. Code Ann. § 56-5-1010, under Title 56, Chapter 5.
S.C. Code Ann. § 56-5-1010