The County of Spokane retained Plateau Archaeological Investigations to conduct archaeological monitoring of the Wells Road Bridge (SPOK-2105) Scour Repair Project, constituting less than 1.0
A rain storm in early 2016 demonstrated the inadequacy of the stormwater system in the Gleneden neighborhood north of the City of Spokane. Retrofits to
Plateau completed a cultural resource survey of the Toxics Cleanup Program – Spokane River Metals Sites Project in Spokane County. The project is the proposed
Archaeological Probing, Site Testing, and Monitoring for the Eastside Park Water System Improvement Project When the City of Omak proposed the construction of new irrigation
Plateau Archaeological Investigations completed a cultural resource survey for the Endicott Water Systems Upgrade Project. The project included the installation of 2.5 linear miles of
Plateau completed the cultural resource survey for proposed wastewater improvements in Roslyn, Washington. Approximately 1,180 linear feet of new sewerline was proposed along paved roads
In January 2009, Plateau began cultural resource investigations at the North Valley Hospital in Tonasket, Washington. The expansion project included construction of a hospital annex,
Over the past eight years, Plateau has been involved with multiple projects at the Pangborn Memorial Airport, surveying more than 400 acres. As the airport
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