John Day Lock and Dam, Columbia River, Washington and Oregon

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ISBN 13 :
Total Pages : 82 pages
Book Rating : 4.:/5 (319 download)

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Book Synopsis John Day Lock and Dam, Columbia River, Washington and Oregon by :

Download or read book John Day Lock and Dam, Columbia River, Washington and Oregon written by and published by . This book was released on 1965 with total page 82 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Columbia River, Umatilla to the Dalles (OR,WA)

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ISBN 13 :
Total Pages : 198 pages
Book Rating : 4.3/5 (555 download)

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Book Synopsis Columbia River, Umatilla to the Dalles (OR,WA) by :

Download or read book Columbia River, Umatilla to the Dalles (OR,WA) written by and published by . This book was released on 1975 with total page 198 pages. Available in PDF, EPUB and Kindle. Book excerpt:

General Letter Report

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ISBN 13 :
Total Pages : 212 pages
Book Rating : 4.3/5 (121 download)

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Book Synopsis General Letter Report by : United States. Army. Corps of Engineers. Portland District

Download or read book General Letter Report written by United States. Army. Corps of Engineers. Portland District and published by . This book was released on 1982 with total page 212 pages. Available in PDF, EPUB and Kindle. Book excerpt:

John Day Dam, Columbia River, Washington and Oregon

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ISBN 13 :
Total Pages : 44 pages
Book Rating : 4.:/5 (319 download)

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Book Synopsis John Day Dam, Columbia River, Washington and Oregon by : United States. Engineers Corps

Download or read book John Day Dam, Columbia River, Washington and Oregon written by United States. Engineers Corps and published by . This book was released on 1957 with total page 44 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Columbia River (Umatilla Dam), Oregon and Washington

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ISBN 13 :
Total Pages : 34 pages
Book Rating : 4.F/5 ( download)

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Book Synopsis Columbia River (Umatilla Dam), Oregon and Washington by : United States. Congress. House. Committee on Rivers and Harbors

Download or read book Columbia River (Umatilla Dam), Oregon and Washington written by United States. Congress. House. Committee on Rivers and Harbors and published by . This book was released on 1939 with total page 34 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Little Goose Design Memorandum No.2

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ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (133 download)

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Book Synopsis Little Goose Design Memorandum No.2 by : Walla Walla District Corps of Engineers

Download or read book Little Goose Design Memorandum No.2 written by Walla Walla District Corps of Engineers and published by . This book was released on 1961 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Empty Nets

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ISBN 13 :
Total Pages : 268 pages
Book Rating : 4.3/5 (5 download)

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Book Synopsis Empty Nets by : Roberta Ulrich

Download or read book Empty Nets written by Roberta Ulrich and published by . This book was released on 1999 with total page 268 pages. Available in PDF, EPUB and Kindle. Book excerpt: "Ulrich's broad and incisive account ranges from descriptions of the dam's disastrous effects on a salmon-dependent culture to portraits of the plight of individual Indian families. Descendants of those to whom the promise was made and activists who have spent their lives working to acquire the sites reveal the remarkable patience and resiliance of the Columbia River Indians."--BOOK JACKET.

Ice Harbor Lock and Dam Lake Sacajawea, Washington. Feature Design Memorandum Number 34 - Spillway Deflectors

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ISBN 13 : 9781423575085
Total Pages : 282 pages
Book Rating : 4.5/5 (75 download)

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Book Synopsis Ice Harbor Lock and Dam Lake Sacajawea, Washington. Feature Design Memorandum Number 34 - Spillway Deflectors by :

Download or read book Ice Harbor Lock and Dam Lake Sacajawea, Washington. Feature Design Memorandum Number 34 - Spillway Deflectors written by and published by . This book was released on 1996-09-01 with total page 282 pages. Available in PDF, EPUB and Kindle. Book excerpt: River flows passed through the spillways of the dams located on the lower Columbia and lower Snake Rivers produce water that is supersaturated with dissolved gases. These high levels of dissolved gases are detrimental to aquatic life. In the 1970's, spillway deflectors were installed on the spillways of several U.S. Army Corps of Engineers' projects (Bonneville, McNary, Lower Monumental, Little Goose, and Lower Granite Dams) to reduce the high levels of total dissolved gas (TDG) produced. However, in 1976, it was decided to postpone the construction of deflectors at Ice Harbor Dam. Key fishery researchers of that time judged that spillway deflectors at Ice Harbor Dam would cause poor hydraulic conditions in the tailrace that would likely delay or block adult fish passage. Also, the severity and frequency of TDG supersaturation downstream of Ice Harbor Dam was expected to be reduced significantly in the near future because of several factors. These factors included: (1) the recent completion of all six powerhouse turbines at Ice Harbor Dam, which would significantly reduce the amount of spill discharge required during periods of high flow; (2) the recently completed Dworshak Dam, having 3 million acre feet of active flood control storage, which would also reduce the amount of spill required at Ice Harbor Dam due to high flows; and (3) the installation of spillway deflectors and the accelerated schedule for turbine installation at the three lower Snake River dams upstream of Ice Harbor Dam, which would reduce the frequency and level of TDG entering the forebay of Ice Harbor Dam in the near future. This reduction of TDG in the forebay was expected to reduce, to some extent, the level of TDG downstream of Ice Harbor Dam as well. Operation of Ice Harbor Dam has changedh-IS)GT*GD,G9>G-* (DES(