RG Haley, Sediment and Upland Cleanup- Bellingham, WA CRETE prepared the design and bid documents for in-situ soil mixing of contaminated shoreline soil for this brownfield redevelopment at a former lumber mill and wood-treating site on Bellingham Bay. Wood treating operations resulted in soil, groundwater, and sediment contamination with total petroleum hydrocarbons (TPH; medium aromatic […]
Design, Bidding, and Construction Oversight – Seattle, WA CRETE led the design of a cleanup action at the former Time Oil Company brownfield site located on the south shore of Salmon Bay on the Lake Washington Ship Canal in Seattle, Washington. The property included a bulk petroleum storage facility which distributed petroleum products via ships, rail, and truck with operations dating back to 1941. Contamination present in soil and […]
Design, Bidding, and Construction Oversight – Bellingham, WA CRETE led planning and design for a contaminated sediment cleanup within the I&J Waterway, Bellingham, Washington. The cleanup is being performed under an Agreed Order with the Washington State Department of Ecology, consistent with Ecology’s Model Toxics Control Act (MTCA) and Sediment Management Standards (SMS). The site […]
Remedial Investigation and Feasibility Study – San Juan Island, WA CRETE is supporting the Remedial Investigation (RI) and Feasibility Study (FS) at a former ship yard and small craft marina in Shipyard Cove of the Salish Sea, on San Juan Island, Washington. The project includes investigation of upland areas and more than 5 acres of […]
Former Wood-Treating Plant – Renton, WA CRETE principals led the investigation and cleanup of this brownfield redevelopment project at a former wood-treating site on Lake Washington. CRETE principals completed the RI/FS, Cleanup Action Plan, Consent Decree, Engineering Design Report, and design plans and specification for cleanup of the property. Remediation on the property consisted of: […]
Former Railroad Fueling Facility – Skykomish, WA CRETE principals provided project management and environmental and civil design services for one of the largest petroleum cleanups in Washington State. The site is impacted by diesel and Bunker C dissolved in and floating on groundwater resulting from decades of locomotive fueling operations. Contamination had impacted soil and […]