FALL APPROX 80'L, 18'W & 8'-10'HIGH. NO INJURIES NO BLOCKAGE OF VENT. DID FALL ON A DBT UNIHAULER SN#828-1139. WILL NOT BE CLEANED UP BREAKERED OFF & DANGERED.PLOTTED ON MINE MAP REVISED PLAN WILL BE INSTALLING 6-12'CABLE BOLTS IN THE INTERESECTIONS.