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Page 12 Colorado Department of Public Health and Environment <br />Construction Permit Air Pollution Control Division <br />COAL COMPANY <br />Permit No. 93R01204 <br />Initial Approval -Modification-5 <br />ATTACHMENT B <br />PARTICULATE EMISSIONS CONTROL PLAN <br />THE FOLLOWING PARTICULATE EMISSIONS CONTROL MEASURES SHALL BE USED FOR ENFORCEMENT <br />PURPOSES ON THE SOURCES COVERED BY THIS PERMIT, AS REQUIRED BY THE AIR QUALITY CONTROL <br />COMMISSION REGULATION No. 1. THESE SOURCES ARE SUBJECT TO THE FOLLOWING EMISSION GUmELINES: <br />a. MiaiugAMivities- Visible emissions not to exceed 20 % opacity, and no off-property transport of visible <br />emissions. <br />b. Haul Roads - No off-property transport of visible emissions shall apply to on-site haul roads, the nuisance <br />guidelines shall apply to off-site haul roads. <br />c. Haul Trucks - No off-property transport of visible emissions except that when operating offthe property of <br />the owner or operator, the applicable guidelines shall be no off-vehicle nrnsport of visible <br />emissions. <br />Control Measures <br />1. Adegt>ate soil moisture must be maintained in topsoil and overburden to control emissions during removal. Watering shall <br />be implemented if necessary. <br />• 2. Topsoil and overburden stockpiles shall be composed and revegetated within one yeaz. <br />3. Emissions from material handling (i.e., removal, loading, and hauling) shall be controlled by watering at atl times unless <br />natural moisture is sufficiem to control emissions. <br />4. Vehicle speed on unpaved roads and disturbed areas shall not exceed a maximum of 30 miles per fiaur. Speed limit signs <br />shall be posted. <br />5. Unpaved haul roads shall be chemically treated, and watered as often as needed to control fugitive particulate emissions. <br />6. Reclamation works and sequential extraction of material shall be initiated to keep the total disturbed azeas at any one time <br />to a minimum <br /> <br />107/0009/999 <br />