Vallecito Dam Construction Project

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Contractor's haul road
Contractor's haul road from Borrow Pit No. 2 to embankment looking upstream from borrow pit station 33+50/11+60. Sprinkler truck seen going away from camera has just sprinkled near side of road., Original photo number: Pine R - 189
Counterforts for left wall of spillway inlet
Counterforts for left wall of spillway inlet and gate structure. Wall in foreground is at station 5+00., Original photo number: Pine R - 376
Cross-section of embankment
Downstream face of cut for additional cut-off trench at station 18+00, showing cross-section of embankment placed during 1938, and the source of each type of material., Original photo number: Pine R - 310
Cut-off trench
Cut-off trench extending up right side of spillway cut at sta. 5+84. Refer to Pine R - 312., Original photo number: Pine R - 369
Cut-off trench awaiting embankment
Cut-off trench excavation from sta. 20+00 to the river. A small section of embankment is shown in the immediate foreground. The remainder of the trench is being prepared to receive embankment., Original photo number: Pine R - 151
Cut-off trench, looking toward right abutment
Cut-off trench, looking toward right abutment from sta. 33+50., Original photo number: Pine R - 230
Demonstration of Oshkosh-Southwest earth mover dumping
Demonstration of Oshkosh-Southwest earth mover dumping., Original photo number: Pine R - 208
Demonstration of Oshkosh-Southwest earth mover loading
Demonstration of Oshkosh-Southwest earth mover loading in the earth borrow pit., Original photo number: Pine R - 191
Dome of gate chamber
Dome of gate chamber and base of stair shaft after forms were stripped., Original photo number: Pine R - 289
Downstream end of earth Borrow Pit
Downstream end of the earth borrow pit. Dam is in background., Original photo number: Pine R - 211
Downstream side of additional cut-off trench
Downstream side of additional cut-off trench showing sand pocket. Taken from axis at station 15+75., Original photo number: Pine R - 102
Downstream view in river channel
Looking downstream in the river channel just prior to closing the temporary cofferdam. The box culvert seen at right center carried the flow of the river while the dam was completed., Original photo number: Pine R - 364

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