"Face of cut in Borrow Pit No. 2, Area No. 2, station 59+75/12+00. Total cut is 21 feet. Layer of glacial till extends from about one foot below surface to about 10 below, and the lower 10 feet is gravel."
"Looking downstream at spillway gate structure from station 3/100, 110 feet right of centerline of spillway. (Photographic Point No. 6). Note tar paper panels for protecting concrete at right center."
"Dragline excavating in Borrow Pit No. 2, station 56+75/12+50. Contractor chose to make two cuts in this area. Not face of first shovel out in background."
"Completed excavation for placing lean mass concrete foundation under spillway inlet wall at left side, station 5+30 to 5+84. Note key trenches excavated in rock. Embankment cut-off wall in foreground will be extended to the mass concrete. Refer to…
"Looking toward right abutment from station 19/50, 30 feet right of axis at the upstream No. 2 section of embankment. To the right of this section are piled the cobbles recovered from one life of embankment placed in the upstream part of No. 2 zone.…
As part of the New Deal, the Civilian Conservation Corps (CCC) cleared the trees in the area for the Dam. The Dam itself was constructed by the United States Bureau of Reclamation.
"Rock excavation for right wall of spillway inlet structure, stations 5/100 to 5/29.89. Note rock slide just above and to right of form at lower left."
"Sheepsfoot roller compacting upstream No. 2 material at station 20/25, 30 feet upstream from dam axis. The moisture content of this material is approximately 1.5% below optimum moisture."
"Looking at downstream slope of embankment from a point in the old river channel about 600 feet downstream from axis. Slope near the crest of dam has not been graded. Note piezometer well cover at station 11+75 in center of picture."
"Looking along axis toward left abutment from right bank of spillway (Photographic point No. 1). Excavation at left foreground is for completion of cutoff wall and placing lean concrete foundation under spillway inlet channel floor."