Sun Cove Upstream Basin Dredging

Work consisted of construction of Portadam and supersack cofferdams (up to 11′ tall), deploying turbidity curtains, dewatering, excavation of approximately 10,000 CY on the bottom of the Columbia River.

  • Location: Orondo, WA
  • Owner: Entiat Lodge Associated
  • Engineer: ----
  • Status: Completed in 2007