Big Creek #1 - Penstock Protective Work - Start of tramway construction over lines 1 & 2 for placing concrete envelope. Adjustable steel rods welded to top of pipe, shown in foreground, will be used as support for track and as tie-downs for top panel forms. .
Hydroelectric power Penstocks Maintenance & repairs
Place
Big Creek (Calif.) Fresno County (Calif.)
Source
Southern California Edison Photographs and Negatives G. Haven Bishop (SCE) Southern California Edison Photographs and Negatives, Huntington Digital Library
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