Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Visual Materials
Big Creek - Powerhouse #2 & 2a (part 2) [Powerhouse 2 & 2A - auto transformers, substation, new 6.6kV line, new bridge for powerhouse extension, Unit #4 with direct connected exciter, constructing new Unit #4, 150kV - 220kV Bushings, switchboard, installation of new Unit #4 penstock, concrete plant, incline batch cars, stand pipes, Unit #3 foundation, Unit #3 penstock install, valve house modification, rock crushing plant, Johnson Valve, assembly of new Unit #3, auto circuit breakers, 150kV Oil Switch, new hoist, auto-transformers, and 11kV equipment, new Bus Bar installation, Governor #4; Camp #7 - telephone exchange, cottage, machine shop, warehouse, mess hall construction, sawmill; Camp #5 - forebay construction, batch plant, steam shovel excavating.]
photCL SCE 13 - vol 030
Visual Materials
Big Creek Powerhouse #3 - Outdoor Switchyard at PH3 showing 220kV bus structure and oil circuit breakers.
photCL SCE 02 - 08983
Visual Materials
Big Creek Powerhouse #3 - Powerhouse #3 Switching Station site showing excavation work and concrete foundations for circuit breakers and bus structure. [Hospital and Dormitory in background.]
photCL SCE 02 - 08554
Visual Materials
Big Creek Powerhouse #3 - Unit #4 - Boring generator/turbine shaft coupling bolt bores with automatic rig.
photCL SCE 02 - 30604
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 #2 - First busbar installation. Unit #3
photCL SCE 02 - 05761
