OPEN TODAY: 10 A.M.–5 P.M.

Visual Materials

Portal Powerhouse - Forebay

Description: Portal Powerhouse - Forebay - Intake channel erosion through blanket & blanket protection since placement in 1955.
Type: Visual Materials(Opens in new tab)
Date: Aug. 1956
Call number: photCL SCE 02 - 44787
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 - Intake Channel erosion thru blanket and blanket protection since placement in 1955.
photCL SCE 02 - 44790
Portal Powerhouse
Visual Materials
Portal Powerhouse - Intake Channel erosion thru blanket and blanket protection since placement in 1955. [stream measurement station & weir]
photCL SCE 02 - 44789
Portal Powerhouse - Portal Forebay
Visual Materials
Portal Powerhouse - Portal Forebay - Excavation in progress in intake channel.
photCL SCE 02 - 43725
Portal Powerhouse - Forebay
Visual Materials
Portal Powerhouse - Forebay - Upper portion of intake channel and portal of tunnel.
photCL SCE 02 - 43756
Portal Powerhouse - Forebay
Visual Materials
Portal Powerhouse - Forebay - Progress of excavation in intake channel to vertical shaft.
photCL SCE 02 - 43703
Portal Powerhouse - Forebay
Visual Materials
Portal Powerhouse - Forebay - View at site of proposed intake channel looking toward Camp 61 vertical shaft.
photCL SCE 02 - 43620