Excavation of additional cut-off trench looking toward right abutment from axis sta. 16+50. Right side of cut is in primary cut-off trench placed in 1938. Shovel is working in original foundation material. Refer to Pine R - 182.
Excavation for additional cut-off trench, looking toward right abutment from axis station 16+75. Excavation is complete and bottom of trench is a minimum of 6 ft. into glacial till. Refer to Pine R - 188.
Excavation for additional cut-off trench, looking toward left abutment from axis sta. 14+90. Excavation is practically complete. Junction with secondary cut-off is at rear end of shovel. Refer to Pine R - 183.
Looking downstream in inlet channel to outlet works from outlet works station 4+50, note 3 to 1 slope directly behind trashrack which will be riprapped.