P-12-200-3020NA Klamath Project - Oregon-California. View of concrete spillway slab and adjacent channel, looking west; July 1974; USBR photo by D. W. Stein

P-12-200-3039NA Klamath Project - Oregon-California. View of equipment used to place concrete in right protective slab under bridge; July 1974; USBR photo by D. W. Ste[...]

P-12-200-3037NA Klamath Project - Oregon-California. View of left protective slab under bridge; July 1974; USBR photo by D. W. Stein

P-12-200-3028NA Klamath Project - Oregon-California. View of left protective slab under bridge. Note that the concrete is placed up to the bridge piers; July 1974; USB[...]

P-12-200-3035NA Klamath Project - Oregon-California. View of right protective slab under bridge. The workman is dry packing she-bolt holes and rock pockets; July 1974; [...]

P-12-200-3038NA Klamath Project - Oregon-California. View of right protective slab under bridge; July 1974; USBR photo by D. W. Stein

P-12-200-3029NA Klamath Project - Oregon-California. View of right protective slab under bridge; July 1974; USBR photo by D. W. Stein

P-12-200-3005NA Klamath Project - Oregon-California. View showing spillway crest section between Sta. 0+70 and Sta. 1+00. The concrete slab was covered with plastic and [...]

P-12-200-3003NA Klamath Project - Oregon-California. View of spillway looking west. The dragline shown was utilized to place the concrete used in the spillway slabs; Ma[...]

P-12-200-3000NA Klamath Project - Oregon-California. View of bridge slab sub-contractor has just completed. A plastic sheet has been stretched over the slab to protect i[...]