Hubert Blonk Papers. SPC-006-0628-5-14-17
Black and white photograph
Scanned at 600 ppi TIFF format, resized to 72 ppi JPEG format.
Trash Racks on the upstream side of Grand Coulee Dam. The trash racks were to keep floating debris from entering the penstocks and damaging the turbines.
Archives & Special Collections, Eastern Washington University Libraries.
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TRASH RACKS (HYDRAULIC STRUCTURES); Grand Coulee Dam (Wash.);Hydroelectric power plants -- Washington (State);Dams -- United States -- Design and construction.