OPEN TODAY: 10 A.M.–5 P.M.

Visual Materials

Portal Powerhouse

Description: Portal Powerhouse - View of 8.5' diameter penstock pipe supports inside 12' diameter outlet pipe, Ward Tunnel.
Type: Visual Materials(Opens in new tab)
Date: 8/18/1955
Call number: photCL SCE 02 - 43560
Find out more: View in the Huntington Digital Library(Opens in new tab); View in the Library catalog(Opens in new tab)

You might also be interested in

Portal Powerhouse - Channel pipe supports for 8.5' dia. pipe inside of 12' dia. pipe
Visual Materials
Portal Powerhouse - Channel pipe supports for 8.5' dia. pipe inside of 12' dia. pipe - Ward Tunnel.
photCL SCE 02 - 43561
Portal Powerhouse
Visual Materials
Portal Powerhouse - Applying Protex protective coating to first section of 8.5' diameter penstock pipe prior to pulling into 12' diameter pipe for second section make-up.
photCL SCE 02 - 43570
Portal Powerhouse - Progress picture
Visual Materials
Portal Powerhouse - Progress picture - First day of outage. Section of 12' diameter outlet pipe cut out and extending skid rails into tunnel for pulling penstock.
photCL SCE 02 - 44798
Portal Powerhouse
Visual Materials
Portal Powerhouse - Penstock pipe in cribbing near outlet of Ward Tunnel welded together into pulling sections for installation in tunnel after start of outage.
photCL SCE 02 - 44795
Portal Powerhouse
Visual Materials
Portal Powerhouse - First four sections of 8.5 diameter penstock, ready for install.
photCL SCE 02 - 43645
Portal Powerhouse
Visual Materials
Portal Powerhouse - Concreting pipe supports in Ward Tunnel. View of supports from upper end.
photCL SCE 02 - 43695