Visual Materials
Portal Powerhouse
- Description
- Portal Powerhouse - Concreting pipe supports in Ward Tunnel. View of supports from upper end.
- Date
- 9/5/1955
- Call number
- photCL SCE 02 - 43695
Visual Materials
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Visual Materials
Portal Powerhouse - Concreting pipe supports in Ward Tunnel. Skip-loader delivering concrete to buggies on runway.
photCL SCE 02 - 43692
Visual Materials
Portal Powerhouse - View of 8.5' diameter penstock pipe supports inside 12' diameter outlet pipe, Ward Tunnel.
photCL SCE 02 - 43560
Visual Materials
Portal Powerhouse - Opening in 12' pipe [near end of Ward Tunnel] for diversion.
photCL SCE 02 - 43281
Visual Materials
Portal Powerhouse - Channel pipe supports for 8.5' dia. pipe inside of 12' dia. pipe - Ward Tunnel.
photCL SCE 02 - 43561
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