Dams and Control WorksU.S. Government Printing Office, 1929 - Dams |
From inside the book
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Page 13
... spillway 651 feet long across the main river channel , with a sluiceway , logway , and canal headworks at the north end , and an earth embankment 1,656 feet long connecting the south end of the spillway with the the headworks and four ...
... spillway 651 feet long across the main river channel , with a sluiceway , logway , and canal headworks at the north end , and an earth embankment 1,656 feet long connecting the south end of the spillway with the the headworks and four ...
Page 15
... spillway section has a base width of 130 feet , an upstream slope of 0.4 foot horizontally to 1 foot vertically , from bedrock to elevation 2,422.5 , and a downstream slope of 0.5 foot horizontally to 1 foot vertically , terminating in ...
... spillway section has a base width of 130 feet , an upstream slope of 0.4 foot horizontally to 1 foot vertically , from bedrock to elevation 2,422.5 , and a downstream slope of 0.5 foot horizontally to 1 foot vertically , terminating in ...
Page 16
... spillway section and a shaft with stairway connects the drainage gallery with the drum gate operating gallery . FOUNDATION CONDITIONS The dam is built on an excellent , solid rock founda- tion throughout its entire length . The deeper ...
... spillway section and a shaft with stairway connects the drainage gallery with the drum gate operating gallery . FOUNDATION CONDITIONS The dam is built on an excellent , solid rock founda- tion throughout its entire length . The deeper ...
Page 18
... spillway. tower was supported by railway car wheels running on five lines of 80 - pound rails . A 3 - drum hoist with a 300 - horsepower motor operated the cableway proper and a single drum hoist with a 60 - horsepower motor operated the ...
... spillway. tower was supported by railway car wheels running on five lines of 80 - pound rails . A 3 - drum hoist with a 300 - horsepower motor operated the cableway proper and a single drum hoist with a 60 - horsepower motor operated the ...
Page 20
... spillway section The dam is located in a shale and sandstone gorge about 24 miles below the Shoshone reservoir . The adoption of the present site and height of dam was dependent primarily on the most feasible and econom- ical location ...
... spillway section The dam is located in a shale and sandstone gorge about 24 miles below the Shoshone reservoir . The adoption of the present site and height of dam was dependent primarily on the most feasible and econom- ical location ...
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Common terms and phrases
American Falls Dam arch Arrowrock Arrowrock Dam back fill balanced needle valves bars Boise project borrow pits built Bureau of Reclamation buttresses canyon cement cent channel clay cobbles cofferdams completed conduit construction contracting officer contraction joints contractor core wall cost Creek crest crete cubic yards cut-off trench depth discharge downstream face drainage drains drawings drilled earth elevation embankment emergency gate engineer excavation fault zone foundation furnished Government gravel grout holes hauling hoist Illus included installed irrigation located material maximum ment metal miles North Platte project operation Owyhee Dam paint paragraph Pathfinder Dam penstock pipe pits placed plant portion pressure grouting railroad reservoir riprap river roller sand schedule second-feet shaft shown side slope sluice sluiceway solid rock specifications spillway storage stream bed structure suitable surface thickness timbering tion tracting officer Trash Rack unit prices bid upstream face vertical Weber River