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amount approximately Assumed rock line Axis bars basalt borrow areas bottom canal capacity channel Columbia compacted concrete consisting construction contractor controlled cover crest cubic feet cut-off cutoff trench depth designed DETAILS directed discharge downstream Drawing drilled east elevation embankment engineer excavation extended face feet per second Figure flow foot foundation gate chamber Government grout grout cap Grovely holes inches installation irrigation Lake lands layers length located material maximum miles necessary O'Sullivan Dam operations Order for changes outlet pipe pits placed portal portion Potholes pumping reinforcement reservoir roadway sand Sandy SCALE SECTION selected Send settlement shaft shown side silt slope Sond spaced spillway square station steel stilling basin stream structure suitable surface thickness trench tunnel unit upstream valve house walls water surface zone zone 1 material
Page 1 - Culee on the Columbia River, about 92 miles, by highway, west of Spokane. The irrigable area of the Columbia Basin project is situated in the Big Bend country of Washington between the Snake and Columbia Rivers. The lands extend northward some 85 miles from the junction of the two rivers at Pasco on the southern edge.
Page 1 - ... The Public Service Electric and Gas Company of New Jersey has contracted with Offshore Power Systems to develop a pair of floating nuclear plants in the Atlantic Ocean, three miles off the New Jersey coast. The ocean here is about 40 feet deep. The plants are protected by an enormous breakwater 300 feet wide at the base and 30 feet wide at the top. The breakwater is designed to withstand winds, waves, and storms of much greater magnitude than have been observed in this location. Together, the...
Page 2 - ... 2,300 acres at the maximum water-surface elevation of 1,570, eliminates the necessity for a very expensive canal along the steep walls of the Grand Coulee and saves the loss of about 47 feet in the elevation of the water surface at the south end of the Coulee. It also allows a more efficient use of water for power development and irrigation by providing storage for water which can be pumped •when the supply in the river is ample, and in turn decreases the amount of power water required for...
Page 1 - ... will operate the dam; yes, sir. COLUMBIA BASIN PROJECT, WASHINGTON PROJECT DATA AUTHORIZATION Initially authorized by section 2, Rivers and Harbors Act of August 30, 1935 (49 Stat. 1028, 1039) ; authorized and reauthorized by Columbia Basin Project Act of March 10, 1943 (57 Stat. 14). LOCATION The project is located in the central part of the State of Washington, with its major feature, the Grand Coulee Dam, situated on the Columbia River approximately 95 miles west of Spokane, Wash. The project...
Page 22 - The slopes of the dam, which are faced, are 1 to 1 on the upstream, and 2 to 1 on the downstream side...