Opening Hours
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108

Visual Materials
Big Creek, Florence Lake Dam - Closer view, looking west across river section from near Buttress 56. (Excavation for Arches 50, 51, & 52 shown ready for forms. Placing of lift in Buttress 55 has just been completed. Chutes shown in position for placing in Buttress 53.
photCL SCE 02 - 12730

Visual Materials
Big Creek, Florence Lake Dam - View of downstream side Arch 52, lake elevation 7261.90 after completion of guniting. General dampness along 7252 joint running down two to three lifts in places. General dampness along 7240 lift and below. 7244, 7248, 7256, and 7260 lifts appear to be dry.
photCL SCE 02 - 24738

Visual Materials
Big Creek, Florence Lake Dam - Buttress form and built up trusses.
photCL SCE 02 - 12759

Visual Materials
Big Creek, Florence Lake Dam - Progress photograph showing first guniting on Arch 54. Arch 55 ready for guniting to elevation 7235, and forms nearly complete for first pour in west sluice pipe extension Arch 53.
photCL SCE 02 - 24722

Visual Materials
Big Creek, Florence Lake Dam - Close-up of open seam at junction of angle buttress 10 and Arch 11 at elevation 7288. 1 1/8" barrel reinforcing steel exposed by chipping and cleaning out seam. This seam is directly opposite spurt noted on downstream side during inspection.
photCL SCE 02 - 22169

Visual Materials
Big Creek, Florence Lake Dam - The Arch 6 side of the top of buttress 6 showing heavy spalling. This is typical of buttress heads on the first and second tangents.
photCL SCE 02 - 22172