North 3, 57 block, #7 entry, 4-way, spad 6117, mmu 004. support: 6 ft 3/4 inch resin bolts, roof mats, wire screen, cable truss bolts, cable bolts 40 ft long x 18 ft wide x 18 ft high. fall dangered off, additional roof support installed around fall. clean up plan developed and posted.