Pine River Irrigation Project (U.S.)--History
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Additional berm and blanket section on upstream face of dam between stations 13+00 to 18+50.
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Radial gate hinge pin anchor with pin bearing aligning device in place on right side of spillway. Wooden blocks under anchor were replaced with steel supports before concrete was placed.
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Looking at back side of left wall of spillway inlet structure, stations 5+29.89 to 5+57.50, showing canvas enclosure heated by steam.
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Excavation in Borrow Pit No. 1 in vicinity of station 47+00/121+50. Dragline is making about an 8-foot cut in straight clay for the downstream No. 2 section, The shovel is making about a 10-foot cut, mixing 5 feet of clay with 5 feet of the underlying sand and gravel for the upstream No. 2 section. It is intended that another 4-foot cut will be made in the gravelly material on the floor of the pit to be used in the No. 3 section.
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Dragline excavating in Borrow Pit No. 1 at station 121+50/64+70. Material is for zone 2 of embankment.
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Dragline excavating in Borrow Pit No. 1, station 115+00/10+50. Material is for zone 2 of embankment.
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Borrow Pit No. 2 - a on left side of river about 1/4 mile upstream from dam.
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Excavating No. 3 material from Borrow Pit No. 2. Looking diagonally upstream from station 12+00/33+00.
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Face of cut in Borrow Pit No. 2. Stadia rod (15 ft. long) is at station 61+75/13+55. From 7ft. To 11 ft. (measured from the bottom) of the road is glacial till, and from 11 to 12 feet is fine sand. The remainder of the cut is gravel and sand. Total cut is 28.5 feet.
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Dragline and shovel excavating No. 3 material in Borrow Pit No. 2. Dragline at point 57+25/10+60, cut 18 ft. Shovel at point 55+75/11+75, cut 23 ft.
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Face of cut in Borrow Pit No. 2, Area No. 2 station 59+75/12+00. Total cut is 21 ft. Layer of glacial till extends from about one foot below surface to about 10 feet below, and the lower 10 ft. is gravel.
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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.
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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.
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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.
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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.
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Shovel excavating second cut in Borrow Pit No. 2, station 65+50/16+50. Average depth of second cut is 12 feet.
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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.
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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.
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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.
