Dams and Control Works, Volume 2U.S. Government Printing Office, 1938 - Dams A description of representative storage and diversion dams and high-pressure reservoir outlet works constructed by the Bureau of Reclamtion. |
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Results 1-5 of 65
Page 11
... installed at the upper end of the channel . Subsequent studies and model tests indicated that this type of structure was not suited for the conditions encountered at the dam site . The final result of the design studies and model tests ...
... installed at the upper end of the channel . Subsequent studies and model tests indicated that this type of structure was not suited for the conditions encountered at the dam site . The final result of the design studies and model tests ...
Page 15
... installed at the upstream portals of the outer diversion tunnels to shut off the flow of water through the tunnels . These gates were constructed of heavy structural steel , designed to withstand a static head of 295 feet and to close ...
... installed at the upstream portals of the outer diversion tunnels to shut off the flow of water through the tunnels . These gates were constructed of heavy structural steel , designed to withstand a static head of 295 feet and to close ...
Page 16
... installed in the tunnels as detached conduits , would satisfy the conditions . Further study of flow conditions and water hammer revealed that by using high - strength steel plates and providing longitu- dinal joints so welded that the ...
... installed in the tunnels as detached conduits , would satisfy the conditions . Further study of flow conditions and water hammer revealed that by using high - strength steel plates and providing longitu- dinal joints so welded that the ...
Page 19
... installed in the canyon wall valve houses for the operation and mainte- nance of the valves and gates . The emergency gates are housed in blocks of reinforced concrete , the tops of which are used as the operating floor . Needle valves ...
... installed in the canyon wall valve houses for the operation and mainte- nance of the valves and gates . The emergency gates are housed in blocks of reinforced concrete , the tops of which are used as the operating floor . Needle valves ...
Page 20
... installed to conform to the requirements of power contractors . Each main turbine is equipped with a butterfly - type hydraulic - rotor - operated , shut - off valve at the inlet to the turbine casing , 14 feet in diameter for the large ...
... installed to conform to the requirements of power contractors . Each main turbine is equipped with a butterfly - type hydraulic - rotor - operated , shut - off valve at the inlet to the turbine casing , 14 feet in diameter for the large ...
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Common terms and phrases
acre-feet aggregate All-American Canal arch Arrowrock Dam basin borrow pit Boulder Dam bronze BUREAU OF RECLAMATION buttress cableway canal cantilever canyon walls cement centers channel cofferdam construction contraction joints cooling cost crest cubic yards cut-off wall cylinder deflections designed diameter discharge diversion tunnel downstream face drain drainage drilled dumped earth elevation embankment emergency gates Engineering excavation feet long foundation gallery gate chamber Grand Coulee Grand Coulee Dam gravel gravity grout grout holes hoist horizontal hydraulic Imperial Dam Installing and painting irrigation left abutment located lower material maximum miles mixer needle valves operation outlet Owyhee Dam penstock pipe placed pounds per square pressure pump radial reservoir reservoir water right abutment riprap river rock fill roller sand second-feet shaft side slope sluice sluiceway spillway square inch steel storage stresses structure temperature tests thickness tion trashrack trial load upstream face vertical water surface