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4826 - 4850 of 5942 Items << < 189 190 191 192 193 194 195 196 197 198 > >>
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5-yard shovel removing overburden in river channel east of block 40.
1937-03-17
2024-11-25 |
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For description of the project, please see photo 94-0 32.
1964-11-25
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This is a chart displaying Bonneville wholesale rates by small, medium and large power-distributing agency.
2004-06-24
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2005-08-15
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A map of flood control projects in the Pacific Northwest
1965-11-25
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noteworthy feature of this bridge is its lightness, the total amount of concrete above the ground being only 560 cu. yd. One of the factors making necessary a light structure at this place was the difficulty of securing a firm foundation. The...
2004-06-17
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Dumping fill on river-side of cluster "G" at time of cofferdam leak.
1937-03-19
2024-11-25 |
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C. Energy Conversion Units
1 Kwh = 3,413 Btu
Petroleum
1 barrel (bbl) = 42 gallons = 0.1532 tons (average)
Crude oil: 1 bbl = 5.8 x 106 Btu (West Coast avg.)
Motor and aviation gasoline: 1 bbl = 5.25 x 10 6 Btu
Jet...
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View of a variety of heavy machines taking part in excavation operations
1935-08-21
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GLOSSARY (Cont'd)
DIVERSION - Removal of water from a natural course to serve a purpose. All or any portion may be returned.
EUTROPHICATION - The process of over fertilization of a body of water by nutrients which produce more organic...
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Spillway section of the dam as seen from the left bank near the shop building. Note the man and care at the waterline. (normal)
1942-04-28
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Construction of the Pumping Plant Structure, Grand Coulee Dam, Coulee Dam, Washington. Installation of pumping unit P-2 discharge pipe, showing reinforcing steel being placed in concrete form is the square opening of the block out which extends...
1949-05-16
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Progress photos of the East Powerhouse as of date.
1941-08-07
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Another problem is "displacing" of thermal plants. "Displacing" means shutting down or reducing the output of one of more thermal plants and serving that part of the load with surplus hydro secondary energy otherwise unsalable. Of course, a...
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Progress view of the stage of construction on the R-1 scroll case.
1948-08-17
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A Grand Coulee Dam night view, showing area west of cofferdam in foreground, suspension bridge for Westmix aggregate, highway bridge, Mason City across the river, and Brett gravel pit in upper right.
1936-09-29
2024-11-25 |
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View of all of the spillway arches.
1941-07-31
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View of the spillway section of Grand Coulee taken from the right bank.
1941-05-05
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[unrelated materials omitted]
DEPARTMENT OF TRANSPORTATION Office of the Secretary TRANSPORTATION OF RADIOACTIVE MATERIALS Memorandum of Understanding CROSS REFERENCE: For a related document published jointly by the Atomic Energy... |
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Riveting and welding face plates on drum gate #1
1941-01-28
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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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North end of block 40 in foreground, timber crib plug to cofferdam cell cluster, center tower of aggregate suspension bridge tower in cell 5, cofferdam section "G"; Bridge spans on both sides of tower, 1437 feet. Elevation, top of tower 1280,...
1936-01-01
2024-11-25 |
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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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