Fall of roof West B-entry 23+80 90'long 18'wide 8'high 5' resin bolts no cable bolts. West B entry 32+80 30'long 17'wide 8'high 5'resin bolts no cable bolts. West B entry 40+50 60'long 18'wide 8'high 5'resin bolts no cable bolts. West B entry 3+80 30'long 18'wide 8'high 5'resin bolts no cable bolts.