S.C. Code Ann. § 58-17-3610: Police powers of conductors and station agents.

Conductors of railroad trains and station or depot agents are hereby declared to be conservators of the peace and they shall have the common-law power of constables to make arrests, except that the conductors shall only have such power on board of their respective trains and the agents at their respective places of business. Such conductors and agents may cause any person so arrested by them to be detained and delivered to the proper authorities for trial as soon as practicable.