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DIESEL EQUIPMENT (Cont.) <br />• <br />4. A regularly scheduled maintenance program for diesel equipment <br />has been established for this mine. <br />5. The minimum quantity of air to be maintained over each piece of <br />diesel equipment during operation or running unattended shall <br />be 10,000 cfm and the minimum quantity of air passing through <br />the last open crosscut where diesel equipment is used shall be <br />20,D00 cfm and a minimum of 40,OOD cfm intake air at loading <br />point. When mining with two continuous miners, the minimum <br />intake air at the loading point will be 40,000 cfm or at least <br />15,000 cfm for each teletram, whichever is greater. <br />6. Any diesel equipment used inby the last open crosscut shall be <br />Schedule 31 approved. <br />7. Diesel equipment may also be parked unattended in areas where <br />• air and all diesel emissions are vented directly to the return <br />air course. <br /> <br />Page Eighteen <br />Revised 04/13/81 <br />Revised 05/27/81 <br />Revised 06/25/84 <br />