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 2
... abutments for the dam are of volcanic origin . These rocks compose a group generally latitic in character , higher in alkalies than ande- sites and basalts . The rocks throughout are of excellent character , hard , strong , and ...
... abutments for the dam are of volcanic origin . These rocks compose a group generally latitic in character , higher in alkalies than ande- sites and basalts . The rocks throughout are of excellent character , hard , strong , and ...
Page 6
... abutment areas , with outlet boxes spaced approximately 10 feet apart in a checker- board arrangement , was provided for grouting the abutment contacts after the reservoir is filled and the maximum deflection of the dam has taken place ...
... abutment areas , with outlet boxes spaced approximately 10 feet apart in a checker- board arrangement , was provided for grouting the abutment contacts after the reservoir is filled and the maximum deflection of the dam has taken place ...
Page 7
... abutment . The holes were drilled on a 10 - foot spacing to a maximum depth of 100 feet and were inclined downstream ... abutments by deep drilling and grouting from the diversion and penstock tunnels as described under high pressure ...
... abutment . The holes were drilled on a 10 - foot spacing to a maximum depth of 100 feet and were inclined downstream ... abutments by deep drilling and grouting from the diversion and penstock tunnels as described under high pressure ...
Page 8
... abutments to reduce the compressive stresses at the intrados , and a short - radius fillet was provided at the contact between the concrete and rock along the upstream face of the dam . The large volume of concrete to be placed made ...
... abutments to reduce the compressive stresses at the intrados , and a short - radius fillet was provided at the contact between the concrete and rock along the upstream face of the dam . The large volume of concrete to be placed made ...
Page 25
... abutment of the dam by a steel bent trestle which reached as far as the downstream toe of the dam . Concrete from the mixers was emptied directly into 8- cubic yard buckets , loaded on specially built flat - cars pro- vided with four ...
... abutment of the dam by a steel bent trestle which reached as far as the downstream toe of the dam . Concrete from the mixers was emptied directly into 8- cubic yard buckets , loaded on specially built flat - cars pro- vided with four ...
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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