An unintentional roof fall was discovered on the 001-0 (West) Section in the #2 entry, spad #2576. Size: 50'L x 4-9""H x 18-20""W. Had been supported with 4' fully grouted resin bolts with supplemental support consisting of 9' rope bolts. No injuries, no equipment caught, ventilation was not disturbed. Fall will not be cleaned up.