Opening Hours
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Visual Materials
Visual Materials
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Image not available
Visual Materials
Early construction photographs of Big Creek, including construction of Penstock 2 and Powerhouse 2; East portal Tunnel 4; Adit 5, backfill on flowline, incline railroad No. 2, Adit 3 Tunnel 2, 84" flowline installation, site for Powerhouse No. 2, Penstock No. 1, and Powerhouse 1 construction. Photographs by Stone & Webster Engineering Corporation.
photCL SCE
Visual Materials
Pacific Light & Power Corp. - Big Creek early construction photos [Gravel pit, sluicing PH#2 site, Powerhouse 1 under construction, Powerhouse 2 under construction, Units 1 & 2 at PH1, PH2 Switchboard, Generator Room, Hoist #2, oil switch room, 6600 V switch room, local service switchboard, generator assembly, Tunnel 2 - adit 1, 2, 3, 4, 5, 6, 7, & 8; Intake to Tunnel 1, 9' flow pipe, west portal Tunnel 1, concreting surge tank at West Portal Tunnel 2.]
photCL SCE 13 - vol 011
Visual Materials
Stone & Webster Engineering Corp. - Big Creek PH 1 construction [Excavation for Powerhouse 1 site and penstock path, PH1 in framing stages, snow at PH1, pouring concrete for PH1, concreting Dam #1, snow plow on railroad, transformer tanks, clearing for transmission line, PH1: switchboards, transformers, oil switches, pressing Unit 1 rotor, generation room, bus room, Unit 1 shaft on bearings, pressing runner on shaft, tanking transformer cores, sub-floor wire conduit layout, 150kV Bus Room.]
photCL SCE 13 - vol 016
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Visual Materials
Construction of Powerhouse 3 and construction camps 1 to 54. Views include Tunnel 3, including 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 railroad sluicing water at outlet; Tunnel 3 excavation; Surge chamber construction; Construction views of Powerhouse 3, installation of 3 penstocks, turbine and generator installations at No. 3; Construction of 220kV switchyard.
photCL SCE
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Visual Materials
Early construction photographs of Big Creek, including grading for hoist line, sawmill, railway grade construction, gravel washer, reservoir from Dam 1 [Huntington Lake], east portal Tunnel No. 3, logging; Big Creek Dam 2 and Dam site 3; Big Creek Camp 1, gravel pit, gravel washer; Big Creek crossing at foot of incline [Powerhouse No. 1 site]; Train No. 103 at Cascada; Train leaving for El Prado; Cascada Falls on Pitman Creek; Cascada yards; Hoist No. 2; Warehouse, planning mill, and lumber yards. Photographs by Stone & Webster Engineering Corporation.
photCL SCE
Image not available
Visual Materials
Early construction photographs of Big Creek, including Powerhouse No. 2 construction, including pouring walls and sluicing below Powerhouse No. 2; Camp 7; crushing plant; generator room; Construction at Dams No. 1, No. 2, No. 3 and No. 4; Intake at Dam 1. Photographs by Stone & Webster Engineering Corporation.
photCL SCE