Norris Dam Steel Substation
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This report demonstrates how this structure built in 1936 continues to exist maintenance-free due to the lasting performance of its hot-dip galvanized coating. 1 page.
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Available for Download only.
The U.S. Army Corps of Engineers conceived of this six dam modification project to restore endangered salmon and steelhead runs to the Columbia and Snake River watersheds.
Available for download in PDF format. Terms of Use.