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2.04.11 <br />Conveyor Spays - 10 surface transfers <br />Transfer details <br />Spray Details <br />Consumption per transfer - 20 hour shift <br />10 Transfers <br />Consumption - acre feet for 355 Shifts <br />Reclaim Tunnel at Portal Bench Sprays <br />Details <br />Spray Details - fine mist <br />Consumption - 20 hour shift <br />Consumption - acre feet/355 days <br />3 Sprays <br />1.6 gpm /spray <br />5.760 gallons <br />57,600 gallons <br />62.8 <br />10 Sprays <br />0.5 gpm /spray <br />6,000 gallons <br />6.5 <br />Bathhouse Consumption - Includes domestic potable water <br />Average Flow 7,500 gpd <br />Days per year 355 days <br />Consumption/ Acre Feet 8.2 <br />Ventilation fan moisture output <br />Any water evacuated from the mine by the ventilation fan would be <br />accounted for in the above estimate. Water pumped into the mine <br />from the Deer Trail Ditch could be picked up by the mine vent fan <br />after it is utilized for water sprays or other dust suppression activities. <br />The ventilation fan should not consume any water that is not <br />accounted for from water pumped from the Deer Trail Ditch. <br />The train loadout system has one spray system. Approximately 600 <br />trains will be loaded per year based on 6.0 million tons per year. <br />Each train is loaded in 2 hours or less. <br />Spray System details <br />Spray Details <br />Consumption per system - 2 hour train <br />1 Spray System <br />Consumption - acre feet for 600 trains <br />3 Sprays <br />1.6 gpm /spray <br />576 gallons <br />576 gallons <br />1.1 <br />PR -14 2.04-122- 03/14 <br />