Boulder-Chino Transmission Line (3rd) - Showing excavation of soil at and between towers 1 to 2 at mile 103. Also showing existing slope of ground. Vertical rod at 5.5', horizontal rod at 8.9'. Rods on centerline, facing northwesterly.
Electric lines Electric lines--Poles and towers Electric power transmission
Place
Riverside 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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