S.C. Code Ann. § 49-19-620

Such chief engineer shall enter into a bond with good surety, in a sum to be named by the board, conditioned that he will faithfully and honestly perform all the duties required of him by the supervisors and deliver to his successor all instruments, papers, maps, documents and other things that may have come into his hands by virtue of his employment. The bond and the surety thereon shall be approved by the board.