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1051 - 1075 of 1414 Items << < 38 39 40 41 42 43 44 45 46 47 > >>
1051 - 1075 of 1414 Items << < 38 39 40 41 42 43 44 45 46 47 > >>
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Steel and Form work for drum gate installation. Steel is for spillway crest, bridge piers, and drum gate chamber
1940-06-20
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South Coulee Dam--Main Canal Headowrks--View taken from the east bank of the approach channel looking west and downstream. Mixer and ""Pumperete"" set-up are shown in the central part of the view. The cut-off wall footing which runs through the...
1948-05-04
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A tight fit. The clearance between the huge 25-foot rotors and the stators of the two 75,000 kilowatt Shasta Dam generators, being installed at Grand Coulee Dam to make additional power available for war industries, is only 5/8 inch. Lowering this...
1942-11-28
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Col. Basin Proj., Grand Coulee Dam.--Rotor for main generator unit L-6 in the west powerhouse at Grand Coulee Dam being carried to final position by two overhead travelling cranes using an equalizing beam. The rotor, 31 feet in diameter, weighing...
1943-06-08
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Bolts and nuts weighing 193 pounds, couple the sections of the shafts for the two 75,000 kilowatt Shasta generators being installed in the Grand Coulee Dam left powerhouse. The bolts are five inches in diameter and 25 inches long. Each section of...
1942-12-29
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Placing scroll case section L1 W. powerhouse
1941-08-21
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Close up view of a man gauging offsets between concrete units
1938-02-01
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Due to lack of proper transportation equipment, difficulty was encountered in taking the R-1 rotor shaft across the spillway roadway of the dam. In order to distribute the load safely, it was necessary for this truck boom to hook onto the trailer...
1948-07-21
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concrete specimens-not yet submerged in water for testing
1938-08-19
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Photograph is a side angle of a topographical map where the dam will be built.
1941-10-16
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Grant pumps and grant building
1941-01-29
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Specifications No. 2475, March 24, 1949. This photograph was taken as the floating caisson was being submerged in the spillway bucket during its initial trial operation. The caisson barge with operating equipment is shown floating between the...
1949-03-24
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Showing granite armor rock along the left riverbank below Grand Coulee Dam ready for placing in section ""A."" The rock is obtained from the upriver quarry. This work is performed by J.A. Terteling and Sons, Inc., under provisions of negotiated...
1949-04-26
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View of cracked and bent terminal stud on top of Westinghouse 230-kv bushing serial No. 3 for 36,000-kva transformers purchased under specifications No. 1025
1947-07-30
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Burner at the completed Tucannon weir near Starbuck, Washington
1937-11-30
2003-01-01 |
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1 map: blueprint ; 51 x 48 cm.
In 1901, Mr Ben F. Ross, an employee of the Great Northern Railroad, settled with his family in the area that became the town of Omak, Washington. By 1906, Ross had helped to organize the
first...
2024-04-29
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Letter: To Richard Feeney, from F.J. Flynn, July 15, 1966 (thermofax)
1966-07-15
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Document: Statement presented by Senator Len B. Jordan To Senate Irrigation and Reclamation Subcommittee During Hearings on Central Arizona Project (S. 1658) In discussion of Pacific Southwest Water Plan, April 17, 1964, page 2
1964-04-17
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drainage water in the winter time because of (3) above, and thus reduce Arizona' allotment for consumptive use under the anticipated Supreme Court decision, (2) above. The proposal by the United States Panel that additional wells and a bypass...
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Panoramic view of the Grand Coulee site. Both banks are visible, as are excavation operations and employee housing.
1935-08-02
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Caterpillar hauls away materials during the excavation of Grand Coulee site.
2024-04-29
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Lowering tube for placement in outlet works at elevation 1137.
1940-01-02
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