Dams and Control WorksU.S. Government Printing Office, 1929 - Dams |
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Page 7
... contraction joints interlocked with heavy grooves and with no reinforcing bars extending across the joint . At this dam provision was made for determining the percolation factor of the material under the dam and the efficiency of the ...
... contraction joints interlocked with heavy grooves and with no reinforcing bars extending across the joint . At this dam provision was made for determining the percolation factor of the material under the dam and the efficiency of the ...
Page 16
... contraction joints into 12 sections . In the section adjacent to the spill- way , outlets are provided for the two pumping unit penstocks and the two power penstocks . These four openings have their sills at elevation 2,468 , only 29 ...
... contraction joints into 12 sections . In the section adjacent to the spill- way , outlets are provided for the two pumping unit penstocks and the two power penstocks . These four openings have their sills at elevation 2,468 , only 29 ...
Page 21
... power outlet is closed at present by a timber bulk- head . It will ultimately be controlled by a 5.6 by 7 foot cast - iron slide gate . Transverse contraction joints , fitted with keyways 24 inches wide. DAMS AND CONTROL WORKS 21.
... power outlet is closed at present by a timber bulk- head . It will ultimately be controlled by a 5.6 by 7 foot cast - iron slide gate . Transverse contraction joints , fitted with keyways 24 inches wide. DAMS AND CONTROL WORKS 21.
Page 22
Transverse contraction joints , fitted with keyways 24 inches wide , 12 inches deep , and approximately 6 feet apart , were provided in the overflow section at intervals of about 30 feet along the dam . The apron was reinforced in both ...
Transverse contraction joints , fitted with keyways 24 inches wide , 12 inches deep , and approximately 6 feet apart , were provided in the overflow section at intervals of about 30 feet along the dam . The apron was reinforced in both ...
Page 28
... contraction joints are provided except at a point near the south end . The dam was designed by George Y. Wisner and J. H. Quinton , and the plans were approved by a board of engineers comprising A. P. Davis , H. N. Savage , A. J. Wiley ...
... contraction joints are provided except at a point near the south end . The dam was designed by George Y. Wisner and J. H. Quinton , and the plans were approved by a board of engineers comprising A. P. Davis , H. N. Savage , A. J. Wiley ...
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Common terms and phrases
American Falls Dam arch Arrowrock Arrowrock Dam back fill balanced needle valves bars Boise project borrow pits built Bureau of Reclamation buttresses canyon cement cent channel clay cobbles cofferdams completed conduit construction contracting officer contraction joints contractor core wall cost Creek crest crete cubic yards cut-off trench depth discharge downstream face drainage drains drawings drilled earth elevation embankment emergency gate engineer excavation fault zone foundation furnished Government gravel grout holes hauling hoist Illus included installed irrigation located material maximum ment metal miles North Platte project operation Owyhee Dam paint paragraph Pathfinder Dam penstock pipe pits placed plant portion pressure grouting railroad reservoir riprap river roller sand schedule second-feet shaft shown side slope sluice sluiceway solid rock specifications spillway storage stream bed structure suitable surface thickness timbering tion tracting officer Trash Rack unit prices bid upstream face vertical Weber River