Washington Water Power Company Post Falls Power Plant, South Channel Dam, West of intersection of Spokane & Fourth Streets, Post Falls, Kootenai County, ID
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West of intersection of Spokane & Fourth Streets, Post Falls, ID
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Documentation compiled after 1968.
Survey number HAER ID-32-C
Significance: It is significant as the backup controlling mechanism for the Lake Coeur D'Alene impoundment. The South Channel dam is a simple concrete gravity-flow structure. It measures 78' in length and it is equipped with six original gates of sliding pattern design, each measuring 6' wide and 13' high. The dam has undergone minimal alteration since its construction (1904-06).
Historic American Engineering Record (Library of Congress)
1. UPSTREAM VIEW OF THE SOUTH CHANNEL DAM, LOOKING EAST.
2. DOWNSTREAM VIEW OF THE SOUTH CHANNEL DAM, LOOKING WEST.
3. CREST OF THE SOUTH CHANNEL DAM, SHOWING BLOCK HOUSE (NOT ORIGINAL) COVERING THE ELECTRICALLY POWERED GATE-LIFTING MECHANISM THAT REPLACED THE ORIGINAL HAND-OPERATED LIFTING DEVICE, LOOKING NORTH.
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