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Colorado Department of Public Health and Environment <br />Air Pollution Control Division <br />NATIONAL KING COAL, INC. <br />Permit No. 82LP034-1 F <br />Initial Approval -Modification-1 <br />Page 3 <br />PARTICULATE EMISSIONS CONTROL PLAN <br />THE FOLLOWING PARTICULATE EMISSIONS CONTROL MEASURES SHALL BE USED FOR <br />ENFORCEMENT PURPOSES ON THE SOURCES COVERED BY THIS PERMIT, AS REQUIRED BY THE <br />AIR QUALITY CONTROL COMMISSION REGULATION N0.1. THIS SOURCE IS SUBJECT TO THE <br />FOLLOWING EMISSION GUIDELINES: <br />a. Mining Related Activities -Visible emissions not to exceed 20%, no off-property transport of <br />visible emissions. <br />b. Haul Roads - No off-property transport of visible emissions shall apply to on-site haul roads, <br />the nuisance guidelines shall apply to off-site haul roads. <br />c. Haul Trucks - No off-property transport of visible emissions except that when operating off the <br />property of the owner or operator, the applicable guidelines shall be no off-vehicle transport <br />of visible emissions. <br />Control Measures <br />1. Adequate soil moisture must be maintained in topsoil and overburden to control emissions <br />during removal. Watering shall be implemented if necessary. <br />2. Topsoil and overburden stockpiles shall be compacted and revegetated within one year. <br />3. Emissions from material handling (i.e. removal, loading, and hauling) shall be controlled by <br />watering at all times unless natural moisture is sufficient to control emissions. <br />4. Vehicle speed on unpaved roads and disturbed areas shall not exceed a maximum of 10 m.p.h. <br />Speed limit signs shall be posted. <br />5. Unpaved haul roads shall be watered as often as needed to control fugitive particulate <br />emissions. <br />6. Reclamation works and sequential extraction of material shall be initiated to keep the total <br />disturbed areas at any one time to a minimum. <br />067I0015J001 <br />