Dams and Control WorksU.S. Government Printing Office, 1929 - Dams |
From inside the book
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Page 4
... tion , but the actual yardage was 444,640 cubic yards . This was due to the fact that after finishing up the river section the material remaining in the sluiceways had to be wasted in order to prepare a channel for the by - passing of ...
... tion , but the actual yardage was 444,640 cubic yards . This was due to the fact that after finishing up the river section the material remaining in the sluiceways had to be wasted in order to prepare a channel for the by - passing of ...
Page 5
... tion the uncertain nature of the rock in the sluiceways made the pavement of their bottoms and sides neces- sary . The quantity of concrete was increased from 27,150 to 76,066 cubic yards . Considerable scour in the river section of the ...
... tion the uncertain nature of the rock in the sluiceways made the pavement of their bottoms and sides neces- sary . The quantity of concrete was increased from 27,150 to 76,066 cubic yards . Considerable scour in the river section of the ...
Page 7
... tion of the dam , and their cost is included in the cost of the works given above . Bank sand and gravel were used for concrete , and rock for riprap and paving was hauled 31⁄2 miles in each case . Unit costs are less for the Percha Dam ...
... tion of the dam , and their cost is included in the cost of the works given above . Bank sand and gravel were used for concrete , and rock for riprap and paving was hauled 31⁄2 miles in each case . Unit costs are less for the Percha Dam ...
Page 8
... tion for maximum requirements in low water . The problem which was met by this construction was that of raising the headwater a sufficient height to furnish the required flow in the canal during the low season , and at the same time ...
... tion for maximum requirements in low water . The problem which was met by this construction was that of raising the headwater a sufficient height to furnish the required flow in the canal during the low season , and at the same time ...
Page 9
... tion of the main cut - off . At the time this design was made , there were but two rolling crest dams in this country , one being a short single roller controlling a logway in the Boise Dam of the Bureau of Reclamation and the other ...
... tion of the main cut - off . At the time this design was made , there were but two rolling crest dams in this country , one being a short single roller controlling a logway in the Boise Dam of the Bureau of Reclamation and the other ...
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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