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• d. (1) All resin grouted rods shall be used with bearing <br />plates approved for use at the mine. Bolts and bearing <br />plates shall be compatible. <br />(2) Bearing plates shall be installed tight against the <br />mine roof. <br />e. (1) The resin shall not be used if manufacturer's <br />recommended shelf life is exceeded. <br />(2) Resin packages shall be protected from excessive heat <br />and cold during storage, and shall not be used in areas <br />where the ambient temperature falls outside the range <br />recommended by the manufacturer. <br />(3) Broken cartridges of resin or cartridges that show <br />signs of deterioration shall be removed from the <br />underground portion of the mine. <br />(4) Resin grouted rods shall be installed in accordance <br />with the manufacturer's recommendations. <br />21. Automated Temporary Roof Support (AIRS) Safety Precautions: <br />a. Roof Bolter htodel Serial Minimum Load <br /> Manufacturer Number Number Carrying Capacity <br /> 1. J. H. Fletcher HDDO-13CD 79004 33,850 lbs. <br /> 2. J. H. Fletcher H000-13CD 79005 33,850 lbs. <br /> 3. J. H. Fletcher HODR-13 79006 33,750 lbs. <br /> 4. J. H. Fletcher HDDR-13 79007 33,150 lbs. <br /> 5. J. H. Fletcher CDOM-13CD 80067 67,000 lbs. <br /> 6. <br />b. A registered professional engineer shall certify that each ATRS <br /> is capable of supporting the above minimum load carrying <br /> capacities. Evidence of the certification shall be furnished by <br /> attaching a plate, label, or other appropriate marking to the <br /> ATRS system. 4lritten evidence of this certification shall be <br /> retained by the operator. <br />c. No one shall proceed inby the automated temporary support system <br /> unless a minimum of 2 temporary supports are installed. This <br /> minimum is applicable only if the supports are net more than 5 <br /> feet apart, within 5 feet of permanent support, face, or rib. <br />d. Holes will not be drilled or bolts will not be installed to the <br />. left or right of the outer roof contact points of the automated <br /> temporary support system unless the coal rib or a temporary <br /> support is within 7 feet of these contacts. <br />-8- <br />