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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Page 1
... located below the dam in the United States . The Boulder Canyon Project Act authorized the construction of a main canal from the Colorado River to the Imperial Valley . Work is now in progress on the con- struction of Imperial Diversion ...
... located below the dam in the United States . The Boulder Canyon Project Act authorized the construction of a main canal from the Colorado River to the Imperial Valley . Work is now in progress on the con- struction of Imperial Diversion ...
Page 4
... located a short distance upstream from the tunnel inlets on the Nevada side of the river . Truck transporta- tion was used exclusively , consisting of either two 2 - cubic yard form buckets , carried on platform trucks , or 4 - cubic ...
... located a short distance upstream from the tunnel inlets on the Nevada side of the river . Truck transporta- tion was used exclusively , consisting of either two 2 - cubic yard form buckets , carried on platform trucks , or 4 - cubic ...
Page 6
... located 600 feet below the diversion tunnel portals . Approximately 250,000 cubic yards of river silt and loose deposit were removed to secure an adequate foundation of consolidated sand , gravel , and boulders . The structure as ...
... located 600 feet below the diversion tunnel portals . Approximately 250,000 cubic yards of river silt and loose deposit were removed to secure an adequate foundation of consolidated sand , gravel , and boulders . The structure as ...
Page 7
... located wholly within the area bounded by the two adjacent fault lines in the canyon rock ; and third , that the maximum compressive stress in the dam should not exceed 30 tons per square foot . In the preliminary design studies for the ...
... located wholly within the area bounded by the two adjacent fault lines in the canyon rock ; and third , that the maximum compressive stress in the dam should not exceed 30 tons per square foot . In the preliminary design studies for the ...
Page 10
... located at elevation 575 and the highest at elevation 975. Above elevation 975 , catwalks were erected on the downstream face of the dam at the top of each 50 - foot lift , to provide the necessary accommodations for grouting . For the ...
... located at elevation 575 and the highest at elevation 975. Above elevation 975 , catwalks were erected on the downstream face of the dam at the top of each 50 - foot lift , to provide the necessary accommodations for grouting . For the ...
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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