O'Sullivan Dam: Constructed 1947-1949 |
From inside the book
Page
... Layer of rock on upstream and downstream slopes Dimensions : Height : 160 feet above streambed , 225 feet above excavation at deepest point Crest length : 19 , 000 feet Crest elevation : 1061.0 Volume : 8 , 770 , 000 cubic yards Slopes ...
... Layer of rock on upstream and downstream slopes Dimensions : Height : 160 feet above streambed , 225 feet above excavation at deepest point Crest length : 19 , 000 feet Crest elevation : 1061.0 Volume : 8 , 770 , 000 cubic yards Slopes ...
Page 6
... layer of rock . A 30 - foot gravel roadway was constructed along the crest of the dam embankment and adjoining rock cuts . Potholes reservoir covers an area of 32,000 acres at the normal water surface elevation of 1052.0 . It has a ...
... layer of rock . A 30 - foot gravel roadway was constructed along the crest of the dam embankment and adjoining rock cuts . Potholes reservoir covers an area of 32,000 acres at the normal water surface elevation of 1052.0 . It has a ...
Page 11
... layer of silty topsoil . A cut consisting of a mixture of 2 feet of the silty topsoil and approximately 10 feet of the underlying sand and gravel provided a suitable material for the semipervious zones of the embankment . A second cut ...
... layer of silty topsoil . A cut consisting of a mixture of 2 feet of the silty topsoil and approximately 10 feet of the underlying sand and gravel provided a suitable material for the semipervious zones of the embankment . A second cut ...
Page 13
... layers . The slopes of this zone were allowed to vary somewhat but in general are 1-1 / 4 to 1 upstream and 3/4 to 1 ... layer of spongy interflow material . The grout caps were placed across these areas and keyed into good rock at the ...
... layers . The slopes of this zone were allowed to vary somewhat but in general are 1-1 / 4 to 1 upstream and 3/4 to 1 ... layer of spongy interflow material . The grout caps were placed across these areas and keyed into good rock at the ...
Page 14
... layers . Pervious selected sand and gravel , sluiced in 12 inch compacted layers . Road El 106 ! E of spillway Axis Sta 145-80 180 140 180 120 Figure 6. --General plan and sections . ( Sheet 1 of 2 ) . --From Drawing No. 222 - D - 10120 ...
... layers . Pervious selected sand and gravel , sluiced in 12 inch compacted layers . Road El 106 ! E of spillway Axis Sta 145-80 180 140 180 120 Figure 6. --General plan and sections . ( Sheet 1 of 2 ) . --From Drawing No. 222 - D - 10120 ...
Common terms and phrases
acre-feet APPENDIX approximately Assumed rock line Axis of dam axis station backfill basalt borrow area borrow pit bottom Bureau of Reclamation canal cement channel cobbles Columbia Basin project Compact silt concrete construction Crab Creek crossarm cubic feet cubic yards cutoff trench dam embankment discharge Drilling grout holes east Embankment settlement Excavation feet downstream feet per second Figure foundation Frenchman Hills gate chamber Grand Coulee Dam Gravelly sand grout cap high-pressure gate inches inlet irrigation Lake loam loam Sandy located loom miles moisture O'Sullivan Dam Oakum Order for Changes Piezometer placed placement portal Potholes Dam Potholes reservoir Quincy Basin riprap sand and gravel sand Sandy Sandy gravel Sandy loam SCALE OF FEET Sendy settlement installations shaft silt Silty loam Slope Soap Lake sond Sondy spillway steel pipe stilling basin suitable Surface settlement trashrack structure tubing tunnel lining U. S. Bureau upstream valve house zone 1 material
Popular passages
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 38 - The slopes of the dam, which are faced, are 1 to 1 on the upstream, and 2 to 1 on the downstream side...
Page 54 - ... 25 Drilling grout holes in stage between depths of 0 foot and 35 feet 50,453.45 lin.