Visual Materials
Big Creek: Powerhouse No. 1 (part 1)
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Big Creek - Powerhouse #1 (part 1)
Visual Materials
Big Creek - Powerhouse #1 (part 1) [PH 1 Scenic, generator floor, exterior with extension, generator repairs, Unit 3 penstock construction, riveting penstock, transformer rack, substation, exterior before extension, extension construction, hoist house interior, assembly of Units 3 & 4, change to 220 kV transformers.]
photCL SCE 13 - vol 027
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Big Creek: Powerhouse No. 1 (part 2)
Visual Materials
Photographs of Powerhouse No. 1, Part Two. Photographs of drying transformers, 220kV bushings, damaged coils, new 220kV nameplates, Klydontograph, 66kV - 30kV construction substation, new 220kV autotransformer installations, hoisting transformers, 220 kV Towers, Substation, ruptured penstock, 4th Unit penstock installation, incline concrete batch cars, tunnel for Unit 4 penstock, 3rd Unit penstock installation, 4th unit flowline, incline hoist.
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Big Creek: Powerhouse No. 3 (part 1)
Visual Materials
Photographs of Powerhouse No. 3, Part 1. Construction photographs of first forms up on powerhouse, staging and concrete plant, Switching Station, powerhouse steel framework, generator floor, draft tube construction, incline, views from above, penstock construction, Tunnel 3, CO2 equipment on Unit 3, Penstock binding, dispatcher's building, manifold assembly, oil circuit breakers, transformers, Dam 6 spilling, completed Powerhouse 3.
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Big Creek: Powerhouse No. 3 (part 2)
Visual Materials
Photographs of Powerhouse No. 3, Part 2. Views of generator floor with Units 1, 2, and 3 installed, excavation of Powerhouse 3 site with steam shovel and high pressure water gun, Switchyard construction, turbine parts, battery room, construction of penstocks, turbine assembly. Also penstock construction for Unit 3, Powerhouse No. 1 .
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Big Creek: Powerhouse No. 2 and 2a (part 2)
Visual Materials
Photographs of Powerhouse 2 and 2A, Part Two. Views of auto transformers, substation, new 6600 V line, new bridge for powerhouse extension, Unit No. 4 with direct connected exciter, constructing new Unit No. 4, 150kV - 220kV Bushings, switchboard, installation of new Unit No. 4 penstock, concrete plant, incline batch cars, stand pipes, Unit No. 3 foundation, Unit No. 3 penstock install, valve house modification, rock crushing plant, Johnson Valve, assembly of new Unit No. 3, auto circuit breakers, 150kV Oil Switch, new hoist, autotransformers, and 11kV equipment, new Bus Bar installation, Governor No. 4; Camp No. 7 - telephone exchange, cottage, machine shop, warehouse, mess hall construction, sawmill; Camp No. 5 - forebay construction, batch plant, steam shovel excavating.
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Big Creek - Powerhouse #1 (part 2)
Visual Materials
Big Creek - Powerhouse #1 (part 2) [Powerhouse #1 - drying transformers, 220kV bushings, damaged coils, new 220kV nameplates, Klydontograph, 66kV - 30kV construction substation, new 220kV auto-transformer installations, hoisting transformers, 220 kV Towers, Substation, ruptured penstock, 4th Unit penstock installation, incline concrete batch cars, tunnel for Unit 4 penstock, 3rd Unit penstock installation, 4th unit flow-line, incline hoist.]
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