Dams and Control WorksU.S. Government Printing Office, 1929 - Dams |
From inside the book
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Page 2
... Sand 115 110 105 100 Up Stream व्व Largo -38 Sand PLAN 24 " to 30 " Paving -57-6 " No.11 ARIZONA Regulator 160 -170 150 Feet 140 135 Clay 130 Rock 125 Sand 120 115 110 105 100 93-6 " -244'- MAXIMUM SECTION ON C - D ~ 40- 23447 # 170 ...
... Sand 115 110 105 100 Up Stream व्व Largo -38 Sand PLAN 24 " to 30 " Paving -57-6 " No.11 ARIZONA Regulator 160 -170 150 Feet 140 135 Clay 130 Rock 125 Sand 120 115 110 105 100 93-6 " -244'- MAXIMUM SECTION ON C - D ~ 40- 23447 # 170 ...
Page 3
... sand and a great deal of the silt held in suspension is dropped . The clarified water in the sluiceway is then skimmed off for irrigation purposes , only the top 15 or 18 inches being allowed to enter the canal over an adjustable weir ...
... sand and a great deal of the silt held in suspension is dropped . The clarified water in the sluiceway is then skimmed off for irrigation purposes , only the top 15 or 18 inches being allowed to enter the canal over an adjustable weir ...
Page 4
... sand found locally was extremely fine and was supplemented by crushing granite to supply coarser particles . The mixers discharged into cars hauled by dinky engines , which ran to the various parts of the work . QUANTITIES , COSTS , AND ...
... sand found locally was extremely fine and was supplemented by crushing granite to supply coarser particles . The mixers discharged into cars hauled by dinky engines , which ran to the various parts of the work . QUANTITIES , COSTS , AND ...
Page 5
... sand and river silt . The porous foundation dam had been known in India for a long time , and the theory of reduction of hydraulic pressure by lengthening the flow line beneath the dam had been well developed . Practice in this country ...
... sand and river silt . The porous foundation dam had been known in India for a long time , and the theory of reduction of hydraulic pressure by lengthening the flow line beneath the dam had been well developed . Practice in this country ...
Page 7
... sand , with coarse sand at greater depth , the deposit being probably over 100 feet in depth . QUANTITIES AND COSTS The accompanying table gives quantities of the prin- cipal items and approximate costs . These dams were built directly ...
... sand , with coarse sand at greater depth , the deposit being probably over 100 feet in depth . QUANTITIES AND COSTS The accompanying table gives quantities of the prin- cipal items and approximate costs . These dams were built directly ...
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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