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• INSTALLATION OF PERMANENT ROOF SUPPORT <br />DOUBLE. BOOM BOLTER <br />WITH AUTOMATIC TEMPORARY ROOF SUPPORT <br />MIRROR IMAGE APPLIES I 20' Mnx. <br />Ir-S,IdAX.-~~-5'IAAX-+~ 5'MAX.--~I~S'MAX.-~'I <br />0 - ROOF 80LT <br />^ - FUTURE LOCATION OF ^ 5 n ^ 6 ^" SA -r <br />j <br /> ROOF BOL7 ` <br /> 5 <br />MAX. <br />~ O \1 BOLTER TEMPORARY ^ 3n ^ a ^ 3A 1 <br />I I ROOF SUPPORT ARM <br />j r~ AND SAFETY CANOPY 5 MA%. <br />I I <br />I <br />~ <br />2 <br />~ ^ 1A <br /> ~ <br /> \ t I <br /> '~ \\ , r <br /> 1 <br />BOLTING SrQUP•_NCG <br />Step N1 Bolter. roof support arms will. be positioned L-o the roof approxi- <br />mately 5 feet inby the last row of permanent roof support. Bolt- <br />ing will star. t- nearest L-he rile and continue toward the center of <br />the entry. <br />Step q2 After the bolts are installed in the first rota, location 1 to 2; <br />the roof support arms are positioned in t-he second row, location <br />3 to 4, etc. <br /> <br />