7 Mains 2, 7 to 8 crosscut, 5 block, MMU 001. 40 ft long x 17 ft wide x 7 ft high. Support: 6 ft 3/4 inch resin bolts, pans, straps, cable truss bolts and screen. Fall dangered off, additional roof support installed around fall. Fall clean-up plan developed and posted at fall.