Opening Hours
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Visual Materials
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Image not available
Visual Materials
Photographs of Powerhouse No. 1, Part One. Views include generator floor, exterior with extension, close-up of Powerhouse 1, generator repairs, Unit 3 penstock construction, riveting penstock, transformer rack, substation, exterior before extension, extension construction, hoist house interior, assembly of Units 3 and 4, change to 220 kV transformers.
photCL SCE
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.]
photCL SCE 13 - vol 028
Image not available
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.
photCL SCE
Visual Materials
F.P.C. Vol 3, Projects 67 & 120 - Construction Big Creek Powerhouse 3 and construction camps. [Tunnel 3 - intake construction, portal adit Camp 36, Camp 35 adit, outlet portal, Penstock 3 portal structure and manifold, surge chamber, drill sharpeners, connecting 18' penstock to manifold, butterfly valve house, flume to carry sluicing water at outlet, surge chamber, Powerhouse 3 construction, installation of 3 penstocks, turbine and generator installations at PH #3, 220 kV switchyard.]
photCL SCE 13 - vol 009
Visual Materials
Big Creek - Powerhouse #3 (part 1) [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.]
photCL SCE 13 - vol 032
Visual Materials
Big Creek - Powerhouse #3 (part 2) [Generator floor with Units 1, 2, & 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. Powerhouse #1 - penstock construction for Unit 3.]
photCL SCE 13 - vol 033