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You've searched: Frank A. Banks Collection

  • TGM Subject: resources
(4 results)



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    • Dam Progress at End of 1939

    • Dam construction; Water resources development; Hydroelectric power
    • At the close of 1939, Consolidated Builders had completed 68.5% of the contract work for Grand Coulee Dam. With more than 9,000,000 cu. Yds. Of concrete in the structure, the right and left abutment sections were within 100 feet of the top and...
    • Spillway Block Diversion Flood Stage

    • Dam construction; Water resources development; Hydroelectric power
    • The amount of progress in 1939 is visible when looking at the growth of the spillway blocks seen here at flood stage. During flood stage as seen in this picture contractors not only used the elevation 934 outlet works for river diversion, but 17...

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