Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Visual Materials
Big Creek, Florence Lake Dam - Arch #13 Close-up of side seals. The exposed portion of the 24" steel plates imbedded 12" in the groin gunite was bent over the ends of the courses of face steel and welded.
photCL SCE 02 - 24707
Visual Materials
Big Creek, Florence Lake Dam - Close-up of groin between Arch 13 & 14, showing 24" sealing plate imbedded in gunite filler.
photCL SCE 02 - 24199
Visual Materials
Big Creek, Florence Lake Dam - First normal ring of steel facing plates in place. Sheets are 12 ga. 60"x100' in size. Sheets are laid with a vertical lap of approximately 4'', thus spacing 8 sheets equally around arch.
photCL SCE 02 - 24200
Visual Materials
Big Creek, Florence Lake Dam - Typical blister formed under asbestile waterproofing on arch 12 side of gunite fillet in Arch 12-13 groin while subjecting Arch 13 to 3/4 lb. air pressure for testing leaks.
photCL SCE 02 - 24878
Visual Materials
Big Creek, Florence Lake Dam - View of excavation in groin between Arches 53 & 54 preparatory to guniting Arch 54 up to elevation 7235.
photCL SCE 02 - 24718
Visual Materials
Big Creek, Florence Lake Dam - Close-up of striations caused by ice on surface of J-M waterproofing on Arch 54 near 54-55 groin. This waterproofing was applied in Dec. 42.
photCL SCE 02 - 24748
