Vallecito Dam Construction Project

Pages

: Borrow Pit No. 2 excavation (17); Shovel excavating in Borrow Pit No. 2, Area 6, station 63+75/16+50. Average depth of cut is 33 feet. Rodman's hand is at bottom of 6-foot layer of glacial till. Remainder of cut is gravel and sand., Original photo number: Pine R - 199

: Borrow Pit No. 2 excavation (20); Stripping topsoil from Area No. 8 in Borrow Pit No. 2 at station 51+00/13+40, using both a Le Tourneau Carryall and a bulldozer., Original photo number: Pine R - 162

: Borrow Pit No. 2 excavation (21); Dragline excavating in Borrow Pit No. 2, Area No. 1. Location 47+50/16+75. Material is being placed in zone 1 of the embankment., Original photo number: Pine R - 184

: Borrow Pit No. 2 excavation (24); Dragline excavating in Borrow Pit No. 2, station 56+75/12+50. Contractor chose to make two cuts in this area. Note face of first shovel cut in background., Original photo number: Pine R - 166

: Borrow Pit No. 2 excavation (25); Shovel excavating second cut in Borrow Pit No. 2, station 65+50/16+50. Average depth of second cut is 12 feet., Original photo number: Pine R - 197

: Borrow Pit No. 2 excavation (4); Shovel excavating in Borrow Pit No. 2 in vicinity of station 53+00/11+00. This material is for upstream No. 2 zone of embankment. Depth of cut is approximately 12 feet. Another cut from 10 to 12 feet deep will probably be taken in this area to be used in No. 1 and No. 3 zones of the embankment., Original photo number: Pine R - 167

: Borrow Pit No. 2 excavation (5); Lima shovel excavating upstream No. 2 material in area No. 2, Borrow Pit No. 2 at station 57+75/10+50. Shovel cut is approximately twelve feet., Original photo number: Pine R - 170

: Borrow Pit No. 2 excavation (7); Face of cut for upstream No. 2 material in Borrow Pit No. 2 at station 58+25/10+50. The shovel cut consists of 9 feet of till overlying 5 feet of gravel and sand., Original photo number: Pine R - 183

: Borrow pit No. 1 excavation (1); Dragline excavating No. 3 material from Borrow Pit No. 1, station 124+00/39+00. The silt and the clay near the surface are mixed with the underlying gravel by taking a full face cut., Original photo number: Pine R - 215

: Borrow pit No. 2 excavation (10); Lima shovel excavating No. 3 material in Borrow Pit No. 2, area No. 6 at station 65+00/16+00. The shovel cut is 22 ft., Original photo number: Pine R - 173

: Borrow pit No. 2 excavation (11); Lima dragline excavating No. 1 material in Borrow Pit No. 2, area No. 2, station 53+50/11+90. The cut is 11 ft. Approximately an 8 ft. cut has previously been excavated by the dragline and materials placed in the upstream part of the No. 2 zone., Original photo number: Pine R - 182

: Borrow pit No. 2 excavation (12); Face of cut in Borrow Pit No. 2. Stadia rod is at station 63+50/15+40, and bottom of rod is at bottom of this layer of glacial till (average thickness 4 ft.) which shows to the right as a dark streak under a streak of light-colored sand., Original photo number: Pine R - 193

Pages