Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Visual Materials
Big Creek 2A - pipe fabrication (3589-A) at Midvale Steel Co. in Pennsylvania. [machining high-tensile steel penstock to design thickness]
photCL SCE 02 - 22945
Visual Materials
Big Creek 2A Pipe fabrication (3497-A). Rough forging of section of pipe for 2A penstock ready for machining.
photCL SCE 02 - 22941
Visual Materials
Big Creek 2A - pipe [penstock] fabrication (2652-A) at the Midvale Steel Mill in Pennsylvania.
photCL SCE 02 - 22944
Image not available
Visual Materials
Photographs of Powerhouse 2 and 2A, Part Three. Construction at Powerhouse 2A, images depicting the fabrication of seamless steel pressure pipe [penstock] sections, forging hollow steel blocks into pipe, machining seamless steel pipe sections to proper thickness, pressure testing pipe sections, assembly of penstock sections and valves at Powerhouse 2A.
photCL SCE
Visual Materials
Big Creek - Powerhouse #2 & 2a (part 3) [Construction at Powerhouse 2A, manufacturing photos showing the fabrication of seamless steel pressure pipe [penstock] sections, forging hollow steel blocks into pipe, machining seamless steel pipe sections to proper thickness, pressure testing pipe sections, assembly of penstock sections and valves at PH 2A.]
photCL SCE 13 - vol 031
Visual Materials
Powerhouse 2 & 2A - Lower end of Penstock 2A, showing forged seamless pipe.
photCL SCE 02 - 15902
