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. |
From inside the book
Results 1-5 of 100
Page 1
... foundation explorations , geological examinations , and engineering studies on feasibility and cost were carried forward for the Boulder Canyon and alternative sites . The Weymouth report , submitted by the Chief Engineer of the Bureau ...
... foundation explorations , geological examinations , and engineering studies on feasibility and cost were carried forward for the Boulder Canyon and alternative sites . The Weymouth report , submitted by the Chief Engineer of the Bureau ...
Page 2
... foundation 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 ...
... foundation 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 ...
Page 6
... foundation of consolidated sand , gravel , and boulders . The structure as completed was 98 feet from base to crest and 30 feet above the top of the diversion tunnels . A freeboard of 13 feet was provided for a discharge of 200,000 ...
... foundation of consolidated sand , gravel , and boulders . The structure as completed was 98 feet from base to crest and 30 feet above the top of the diversion tunnels . A freeboard of 13 feet was provided for a discharge of 200,000 ...
Page 7
... foundation . Before concrete was placed in the dam , holes were drilled 5 feet into the rock and pipes lead- ing to the gallery were embedded in the concrete on 5 - foot centers . A total of 54,400 linear feet of holes was drilled and ...
... foundation . Before concrete was placed in the dam , holes were drilled 5 feet into the rock and pipes lead- ing to the gallery were embedded in the concrete on 5 - foot centers . A total of 54,400 linear feet of holes was drilled and ...
Page 18
... foundation . On the front of the needle valves are attached conical sheet metal discharge guides which carry the water through dis- charge apertures in the front wall . Each house is equipped with a 30 - ton crane , with 10 - ton ...
... foundation . On the front of the needle valves are attached conical sheet metal discharge guides which carry the water through dis- charge apertures in the front wall . Each house is equipped with a 30 - ton crane , with 10 - ton ...
Other editions - View all
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