WEST MAINS 20 BLOCK, 6 ENTRY, MMU 001. 10 FT WIDE X 20 FT LONG X 6 FT HIGH. SUPPORT: 6 FT 3/4 INCH RESIN BOLTS, PANS, SCREEN, ACS JACKS. FALL DANGERED OFF, ADDITIONAL ROOF SUPPORT INSTALLED AROUND FALL. FALL CLEAN-UP PLAN DEVELOPED AND POSTED AT FALL SITE.