S.C. Code Ann. § 16-3-720: Destruction of deposition.

The clerk of the court in which such case is tried, in the event no appeal is taken, shall, as soon as the time for appealing has elapsed, withdraw the deposition from the record of the case and destroy it. And in case there is an appeal, as soon as the case is finally disposed of, the clerk shall destroy the depositions herein provided for.