Hubert Blonk Papers. SPC-006-0628-5-19-31
Black and white photograph
Scanned at 600 ppi TIFF format, resized to 72 ppi JPEG format.
Concrete was carried from the mixing plant to the job site in four cubic yard buckets, which were loaded on flat cars, each carrying four of the buckets at a time. The trains ran out onto temporary trestle work, and cranes picked up the buckets, then swung them into location over the forms, where they were dumped.
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Concrete construction; Grand Coulee Dam (Wash.); Hydroelectric power plants -- Washington (State); Dams -- United States -- Design and construction