Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Visual Materials
Big Creek, Florence Lake Dam - First two Arches & Buttresses at Florence Lake Dam - West section view looking north towards arches 13, & 14; showing concrete placed during early Spring to elevation approx. 7230', salvaged rail from florence tunnel which was used for heavy cantilever reinforcing, extrados panel forms, tramway trestle in background, the concrete mixing plant which served the west portion of the dam, and the west section chuting tower.
photCL SCE 02 - 12557
Visual Materials
Big Creek, Florence Lake Dam - View toward "Frog Pond Section" looking East across buttresses 12 to 18, showing forms in place and concrete placing for buttress 11. [Tramway trestle, mixing plant and chuting tower are shown in left foreground. The large building shown beyond the end of the trestle is a cement storage warehouse used to store cement for spring work in 1926, before roads were open for transportation. A "lift" of buttress panel forms is being placed on buttress 12 in foreground. Variable-span sectional trusses for supporting interados from sheathing shown at lower right.]
photCL SCE 02 - 12615
Visual Materials
Big Creek, Florence Lake Dam - View from about 500 feet upstream and looking N, showing plant and construction for river section of dam. (The derrick shown in the center foreground was used for handling all heavy construction material, particularly gates and racks. The East or river section chuting tower and mixing plant are at left center. Top of west chuting tower and mast for aggregate plant derrick can be seen in background. Angle buttress 49 shown to left of mixing plant.
photCL SCE 02 - 12734
Visual Materials
Big Creek, Florence Lake Dam - View from in front of Arches - showing details of arch and buttress construction near foundations, looking Northeast from near the upstream surface of Arch 13. [Shop-built panel-type buttress forms are shown on buttresses 13, 14, and 15. Variable span interados form trusses are shown being erected for Arch 15.]
photCL SCE 02 - 12617
Visual Materials
Big Creek, Florence Lake Dam - View showing details of shop-built, panel-type extrados forms, and built-in-place intrados forms on Arches 13 &14; also forms for Buttresses 12, 13 &14. [Intrados reinforcing steel has been placed for Arch 13. Buttress head reinforcing also shown for junction between Arches 13-14 and 14-15.]
photCL SCE 02 - 12660
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
