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 87
Page 3
... gravel deposits at the bottom of Black Canyon , and another to the Nevada side of the gorge at the dam site . The State of Nevada constructed a new highway be- tween Las Vegas and Boulder City , a distance of 23 miles . This highway was ...
... gravel deposits at the bottom of Black Canyon , and another to the Nevada side of the gorge at the dam site . The State of Nevada constructed a new highway be- tween Las Vegas and Boulder City , a distance of 23 miles . This highway was ...
Page 4
... gravel . Aggregate was graded as follows : 4 to 4 inch , 32 percent ; % to 11⁄2 inches , 32 percent ; 11⁄2 to 3 inches , 36 percent . Concrete for the arch section was 1 part cement , 2.5 parts sand , and 4.3 parts gravel . The larger ...
... gravel . Aggregate was graded as follows : 4 to 4 inch , 32 percent ; % to 11⁄2 inches , 32 percent ; 11⁄2 to 3 inches , 36 percent . Concrete for the arch section was 1 part cement , 2.5 parts sand , and 4.3 parts gravel . The larger ...
Page 6
... 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 second - feet through the tunnels ...
... 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 second - feet through the tunnels ...
Page 7
... gravel 45 - D - 3230 2.2.4 Below elevation 800. . From elevation 800 to 1,000 Above elevation 1,000 . Pounds per square inch 1,000 750 500 Drilling was carried to a maximum depth of 150 feet from the main grout gallery in the dam which ...
... gravel 45 - D - 3230 2.2.4 Below elevation 800. . From elevation 800 to 1,000 Above elevation 1,000 . Pounds per square inch 1,000 750 500 Drilling was carried to a maximum depth of 150 feet from the main grout gallery in the dam which ...
Page 8
... and placing operations . The mix , as finally adopted , was composed of one part cement , 2.45 parts sand , and 7.05 parts gravel , by weight , graded as follows : 1/4 to 3/4 inch 3/4 to 1/2 inches 11⁄2 to. 8 DAMS AND CONTROL WORKS.
... and placing operations . The mix , as finally adopted , was composed of one part cement , 2.45 parts sand , and 7.05 parts gravel , by weight , graded as follows : 1/4 to 3/4 inch 3/4 to 1/2 inches 11⁄2 to. 8 DAMS AND CONTROL WORKS.
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