Star Pond Dam Repairs

National Park Service

Description of Scope and Responsibility:

Star Fort Pond Dam is located approximately 5 miles south of Ninety Six, South Carolina, in Ninety Six National Historic Site, in Greenwood County. Work is for repairing existing Star Fort Pond Dam. Principal components of work include removal and control of water downstream of dam; slip lining existing corrugated metal pipe with new HDPE pipe; backfill grouting around new slip
lined HDPE pipe; sealing new pipe at existing intake tower; removing vegetation from a portion of the downstream face of the dam for new stability berm; furnishing and placing sand filter
material; furnishing and placing compacted earthfill; excavating for new stilling basin; furnishing and placing bedding and riprap; and furnishing and placing cast-in-place concrete to
construct new headwall structure.