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Page 6 <br />Colorado Department of Public Health and Environment <br />- Construction Permit Air Pollution Control Division <br />COLOWYO COAL COMPANY, L.P. <br />Permit No. 95-MF-1040 <br />• Final Approval -Modification-4 <br />ATTACHMENT A <br />DETAILS OF EQUIPMENT /ACTIVITIES COVERED UNDER THIS FACILITY-WIDE PERMIT <br /> <br />• <br /> <br />AIRS ID DESCRIPTION <br />MAKE, MODEL, S/N, DESIGN RATING, CAPACITY <br />DIMENSIONS, CONSUMPTION, THROUGHPUT REMARKS <br />SPECIFIC PROVISIONS <br />021 Mining Activities: Emission Control Measures for <br /> Mining Activities: <br /> Overburden Striuain¢ <br /> Water/chemicals treatment of road <br /> Drilling, Blasting, Excavation (with draglines /shovels / surfaces. <br /> scrapers / dozers /front-end loaders), Hauling (50-ton haul <br /> trucks, 240-ton haul trucks), Brushes /grasses, Revegetation. <br /> Throughput: 111,717,584 tons per yeaz overburden removal Water injection & dust shroud for <br /> drills. <br /> Coal Extraction <br /> Sequential blasting (delay <br /> Drilling, Blasting, Excavation /Loading with front-end- detonation). <br /> loaders, Hauling (170-ton trucks) <br /> Restrict traffic to established roads. <br /> Throughput: 9,000,000 tons per year coal extracted. <br /> Haul Road Maintenance <br /> Leveling /Graders <br /> Overburden Disposal <br /> Unloading from trucks onto spoil slopes <br /> Throughput: 74,381,734 tons per yeaz <br /> Pit /Disturbed Areas <br /> Wind Erosion. Total Area: 800 Acres <br />081/0007/999 <br />