NORTH MAINS 39 BLOCK #3 HEADING 4-WAY INTERSECTION. MMU 003 6 FT HIGH BY 10 FT WIDE BY 12 FT LONG. TYPE OF SUPPORT: 6 FT RESIN BOLTS, 6"" BY 16"" PLATES. ROOF MATS 12 FT CABLE BOLTS, WIRE SCREEN FALL DANGERED OFF ADDITIONAL ROOF SUPPORTS SET AROUND FALL.