Visual Materials
Upstream protection
- Description
- Upstream protection - View of marginal cut-off in concrete along east slope of Dam #1. Note 6' anchor rods grouted in cut-off to hold marginal channel.
- Date
- 8/20/1955
- Call number
- photCL SCE 02 - 43566
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108

Visual Materials
Big Creek, Huntington Lake Dams - Upstream protection closer view of marginal channel at east end of Dam #1, showing anchored in place in 12"x12" cut-off in concrete.
photCL SCE 02 - 43320

Visual Materials
Upstream protection - Progress picture at east end of Dam 1. 12"x12" water cutoff completed and 8" marginal channel anchored in place. Installing 8" half-round metal collector drain. Welded clips anchored to dam with Ramset anchors.
photCL SCE 02 - 43328

Visual Materials
Upstream Protection progress picture at east end of Dam #1. Marginal channel in place along top and extreme east end down to approx. elevation - 6930.
photCL SCE 02 - 43319

Visual Materials
Huntington Lake Dams - Upstream protection - showing pressure exerted against anchor bolts during grouting operation by Prepack Corp.. Note deformation of washer.
photCL SCE 02 - 43537

Visual Materials
Big Creek, Huntington Lake Dams - Upstream Protection - Tailrace channel upstream from Highway Bridge.
photCL SCE 02 - 43710

Visual Materials
Upstream Protection - View of steel plate facing during grouting operation.
photCL SCE 02 - 43538