S.C. Code Ann. § 58-15-860: Injuring or destroying electric signals or other structures or mechanisms.

Whoever unlawfully and intentionally injures, molests or destroys any of the electric signals of a railroad or electric railway corporation or any of the lines, wires, posts, or any other structure or mechanism used in connection with such signals on any railroad or electric railway or destroys or in any way interferes with the proper working of such signals shall be guilty of a misdemeanor and, upon conviction, shall be punished by a fine not exceeding five hundred dollars or by imprisonment not exceeding two years, or both.