Vallecito Dam Construction Project

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: Panorama of spillway stilling basin (left); Panorama of spillway stilling basin from right side at station 30+50, after diversion of river through outlet works. Refer to Pine R - 210., Original photo number: Pine R - 349

: Panorama of spillway stilling basin (right); Panorama of spillway stilling basin from right side at station 30+50, after diversion of river through outlet works. Refer to Pine R - 210., Original photo number: Pine R - 349

: Placing and rolling embankment in cut-off trench; Placing and rolling embankment in the cut-off trench. The cut seen at right center normal to the cut-off trench is the excavation for removal of the sand pocket at station 73+25., Original photo number: Pine R - 281

: Placing backfill behind right wall; Placing backfill behind right wall of spillway gate structure., Original photo number: Pine R - 396

: Placing backfill behind spillway wall; Placing backfill behind left wall of spillway stilling basin between stations 27+15 and 28+00. Material adjacent to the walls is power-tamped, while the remaining material is rolled., Original photo number: Pine R - 356

: Placing concrete for cut-off wall footings at left abutment (1); Placing concrete for cut-off wall footings at left abutment., Original photo number: Pine R - 275 a & b

: Placing concrete for cut-off wall footings at left abutment (2); Placing concrete for cut-off wall footings at left abutment., Original photo number: Pine R - 280

: Placing concrete in cut-off wall; Placing concrete in cut-off wall opposite station 33+50, looking toward the right abutment. At left center concrete from the pump-crete pipe line is flowing into a hopper from which it is wheeled in buggies to the point of placement., Original photo number: Pine R - 279

: Placing concrete in footing; Placing concrete in footing for counterfeited wall at right side of spillway between stations 6+32 and 6+79., Original photo number: Pine R - 334

: Placing concrete in outlet conduit; Placing concrete in outlet conduit between stations 10+64.17 and 10+96.83. Dump trucks haul concrete from the mixing plant and dump into the hopper which is lowered to the buggy deck with a small dragline., Original photo number: Pine R - 298

: Placing concrete in spillway cut-off; Placing concrete in spillway cut-off at right side station 5+00., Original photo number: Pine R - 424

: Placing concrete in spillway stilling basin; Concrete placing operations in spillway stilling basin. Looking upstream from right side of spillway at station 30+50. Refer to Pine R - 225., Original photo number: Pine R - 383

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