Visual Materials
Portal Powerhouse
- Description
- Portal Powerhouse - Deepening tailrace channel near powerhouse before end of outage and start of diversion thru by-pass.
- Date
- 10/19/1955
- Call number
- photCL SCE 02 - 43801
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108

Visual Materials
Portal Powerhouse - Record pictures of tailrace channel during outage: Upper end of channel and lower end of tunnel diversion channel used during 1955.
photCL SCE 02 - 43798

Visual Materials
Portal Powerhouse - Start of tailrace excavation at lower end. View taken thru channel span of State Hwy. Bridge.
photCL SCE 02 - 43569

Visual Materials
Portal Powerhouse - Upper end of tailrace channel before start of diversion from Florence Lake.
photCL SCE 02 - 43803

Visual Materials
Portal Powerhouse - Record pictures of tailrace channel during outage: Up channel from below highway bridge.
photCL SCE 02 - 43795

Visual Materials
Portal Powerhouse - Record pictures of tailrace channel during outage: South side of channel from under highway bridge.
photCL SCE 02 - 43797

Visual Materials
Portal Powerhouse - Record pictures of tailrace channel during outage: South side of channel adjacent to highway bridge pier.
photCL SCE 02 - 43794