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AIR POLLUTION CONTROL DIVISION ~/, ~/ /~I <br />PRELIMINARY ANALYSIS <br />COAL MINING OPERATIONS <br />• DUST EMISSIONS <br />Permit # : OORO0297F Date 6/5/00 <br />Permitee :Hayden Gulch Terminal, Inc. Engineer : R K Hancock III <br />CounlylPianUPoint ~07It312 <br />WORK SCHEDULE: 24 hours/day 7 days/week <br />A. TOPSOIL REMOVAL <br />Tons of topsoil removed per day = <br />Tons of topsoil removed per year-- <br />Hours of operation per day = <br />Percent emission reduction = <br />Type of control none <br />8. TOPSOIL STOCKPILES <br />Total tons of topsoil stockpile <br />Days of emission per year <br />Hours of emission per day <br />Percent emission reduction <br />Type of control <br />24 <br />= 365 <br />= 24 <br />compaction, reveg. <br />C. OVERBURDEN REMOVAL BY BULLDOZER <br />number of bulldozers = <br />Hours of operation per year = <br />Hours of operation per day = 24 <br />• Material Silt Content (s) = 6.9 <br />Material Moisture Content (M) = 7.9 <br />D. OVERBURDEN REMOVAL BY DRAGLINE <br />Cubic yards per day <br />Cubic yards per year <br />Hours of operation per day = 24 <br />Drop Height (d) = 28.1 <br />Material Moisture Content {M) = 3.2 <br />E. OVERBURDEN STOCKPILE <br />Total tons of overbuy stockpile = <br />Days of emission per year = 365 <br />Hours of emission per day = 24 <br />Percent emission reduction = <br />Type of control compaction <br />F. OVERBURDEN DRILLING <br />Number of holes drilled per day = <br />Number of holes drilled per year = <br />Hours of emission per day = 24 <br />Percent emission reduction = <br />Type of control <br />Acres = <br />Acres = <br />ver:0898 <br />52 weeks/yr. <br />0 <br />0 <br />• <br />