20 FT LONG X 18 FT WIDE X 10 FT HIGH. SUPPORT 6 FT 3/4 INCH RESIN BOLTS, ROOF MATES, WIRE SCREEN, 12 FT CABLE BOLTS, TRUSS BOLTS. NORTH 6, 7 BLOCK, #4 ENTRY, MMU 003, 4-WAY SPAD #8973. FALL DANGERED OFF, ADDITIONAL ROOF SUPPORT INSTALLED AROUND FALL.