Rainbow and Spring Lakes Dam Safety Improvements


Client Name: Washington State Dept. of Fish & Wildlife


Project Description

Performed a geotechnical investigation, and prepared preliminary design documents, construction specifications, and cost estimates for dam safety improvements at Rainbow and Spring Lakes located in the  vicinity of the Tucannon River and the City of Dayton in southeastern Washington.  Recommended work included dredging, site clearing and reconstruction of dam embankments, construction of toe drains, and erosion control measures and overflow and outlet channel structure modifications.

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Services

  • Update Predesign Cost Estimates
  • Conduct Public Informational Meeting
  • Provide Geotechnical Engineering Study
  • Prepare Construction Drawings, Specifications, and Bidding Documents