Bluestone Dam – Phase 5 Cofferdam

  • Location: Hinton, WV
  • Owner: United States Army Corps of Engineers
  • General Contractor: Brayman Construction
  • Estimated Value: $22M
  • Completion Date: 11/28/2019

The project included five each 38-ft diameter cells, four each connecting arches and upstream and downstream transitions. The cells and arches were filled with tremie concrete as well as #57 stone and received a concrete cap. Other work included four each high capacity anchors, installation of a grout curtain beneath the cofferdam and instrumentation.

Crews worked around the clock to meet the expedited schedule of 274 days from Notice of Award with work allowed in the water from May to November.

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