THERE WAS A VERY LARGE MUD SLIP ACROSS THE INTERSECTION. IT WAS BOLTED WITH 6' FULLY GROUTED RESIN AND HAD 9' COMBINATION BOLTS SPOTTED BETWEEN THE T-5 CHANNELS. THE AREA HAD A ROW OF CRIBS NA RROWING WIDTHS AND DOWN TO 14'. NOTHING WAS NOTICED ON THE WEEKLY EXAMINATION 1 WEEK PRIOR.