Visual Materials
Visual Materials
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Visual Materials
Big Creek - Mammoth Pool - Gore hole drilling along power tunnel line.
photCL SCE 06 - 45136
Visual Materials
Big Creek - Mammoth Pool - Core hole drilling along power tunnel line.
photCL SCE 06 - 45135
Visual Materials
Big Creek - Mammoth Pool - Mammoth Pool Power Tunnel core hole drill boxes for contractor inspection.
photCL SCE 06 - 45192
Visual Materials
Big Creek - Mammoth Pool - Drilling along penstock line.
photCL SCE 06 - 45472
Visual Materials
Big Creek - Mammoth Pool - Hole thru at inlet portal of power tunnel from across river.
photCL SCE 06 - 45887
Visual Materials
Big Creek - Mammoth Pool - Core drilling in surge chamber area - power tunnel.
photCL SCE 06 - 45142
