An unintentional roof fall occurred in 9L section. The fall occurred at 17 wall crosscut, approx halfway into the crosscut between #1 & 2 entry through #2 & in the crosscut 2-3. The fall was approx 120' long by 16' high & 16' wide. A site specific mine plan was submitted to rehab the area. *Adverse geological conditions caused the immediate strata to separate & subsequently fail.