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ADDITIONAL PRECAUTIONS FOR SINGLE BOOM ATSICANOPY SYSTEMS ON <br />ELECTRIC BOLTERS (continued`) <br />• <br />F. The roof bolter operators will not drill holes or install <br />bolts: <br />1. k'ithout the TRS firmly against the roof, unless the <br />distance between the coal face and the permanent <br />support is equal to or less than 5 fee:. <br />2, To the left or right of the outer roof contact points <br />of the IRS, unless the Operator is under the canopy <br />and the coal rib is witnin seven (7) feet of the TRS <br />contacts. The TRS must oe set firmly against the roof <br />before swinging out to the left or right. <br />3. If the aistance to the left cr right of the outer roof <br />contact points of the TRS anc the coal rib exceeds 7 <br />• feet, unless the TRS is re-positioned so that the <br />provisions of (F)2 are followec. <br />.r <br />Page Nine 8 <br />Added 08/17/82 <br />