OPEN TODAY: 10 A.M.–5 P.M.

Visual Materials

Portal Powerhouse

Description: Portal Powerhouse - [Pumping out] pool in front of powerhouse.
Type: Visual Materials(Opens in new tab)
Date: 6/4/1956
Call number: photCL SCE 02 - 44587
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
Visual Materials
Portal Powerhouse - Top portion of draft tube gates while pumping out tailrace pool.
photCL SCE 02 - 44586
Portal Powerhouse
Visual Materials
Portal Powerhouse - Setting pump for the first pumping of pool at end of 12' diameter pipe.
photCL SCE 02 - 43309
Portal Powerhouse
Visual Materials
Portal Powerhouse - North slope of excavation of tailrace in front of powerhouse structure.
photCL SCE 02 - 43758
Portal Powerhouse
Visual Materials
Portal Powerhouse - Potter Creek culvert washed out.
photCL SCE 02 - 44002
Portal Powerhouse
Visual Materials
Portal Powerhouse - View showing leakage through tunnel dump fill from diversion ditch during 490 c.f.s. flow, spilling into pool at end of 12' pipe.
photCL SCE 02 - 43298
Portal Powerhouse
Visual Materials
Portal Powerhouse - Excavating rock shot out of 15' plug. Left remaining at bottom of surge chamber shaft until after tunnel outage. D-4 [?] in tunnel loading into skip operated by Bay Cities Crane at top of shaft.
photCL SCE 02 - 44804