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Earthfill dam 800 ft long, 200 ft wide at toe, and containing 230,000 cu yd earth and rock, is being built in wet, without benefit of cofferdams; impervious fill was used for core of dam; semipervious material was placed on top of impervious fill, and 1 ft sand and gravel blanket was placed on side slopes and further protected by 2 ft of rock riprap; reinforced concrete spillway is supported on timber piles; work stages illustrated.
Earthfill dam 800 ft long, 200 ft wide at toe, and containing 230,000 cu yd earth and rock, is being built in wet, without benefit of cofferdams; impervious fill was used for core of dam; semipervious material was placed on top of impervious fill, and 1 ft sand and gravel blanket was placed on side slopes and further protected by 2 ft of rock riprap; reinforced concrete spillway is supported on timber piles; work stages illustrated.
Des Chutes Basin dam
Pacific Bldr Engr
Carey, J.W. (author)
1950
6 pages
Article (Journal)
English
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Stilling the Waters: Stilling Basin Design for Stepped Chutes
| British Library Conference Proceedings | 2015
Online Contents | 2011
| Springer Verlag | 1986
Washington's des chutes basin project -- Tide flats become fresh water lake
| Engineering Index Backfile | 1950