Opening Hours
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Visual Materials
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Visual Materials
Portal Powerhouse - Installing temporary 3/8" plate bulkhead at end of turbine branch of penstock inside structure.
photCL SCE 02 - 43777
Visual Materials
Portal Powerhouse - First stages of Scroll Case and Butterfly Valve.
photCL SCE 02 - 44617
Image not available
Visual Materials
Big Creek Powerhouse #3 - Unit 4 - Assembly of penstock & butterfly valve to turbine.
photCL SCE 02 - 28290
Visual Materials
Portal Powerhouse - Installation of penstock supports in pipe. View from downstream side of bulkhead.
photCL SCE 02 - 43654
Visual Materials
Portal Powerhouse - Installation of penstock supports in pipe. View from downstream side of bulkhead.
photCL SCE 02 - 43655
Visual Materials
Portal Powerhouse - Temporary backing to reduce vibration in 3/8" plate bulkhead in turbine Wye branch inadequate; it was replaced with concrete disc back by I-beams.
photCL SCE 02 - 43898