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<br />Cos.hy Year <br />by Year: R cl~m~ .ion R n sir d x Unit Cost = Yeah .os. <br />1 184,972 yds3 50.88/yds3 $165,801 <br />4 „~, „„ „„ <br />8. FACILITY REMOVAL <br />For all five years, costs for removal of the silo, loadout/tipple, beltline, culvert, and <br />powerlines, will remain constant due to the mine operation plan. <br />a. Silo <br />Site Specific Details <br />• The silo contains 6,000 yds3 of concrete. <br />• Material will be loaded with a Cat 988-B loader and hauled to the pit using 2 <br />Caterpillar 769 C trucks. <br />Prod ~ i n <br />Actual Production = 50 yds3/hr. (This is the production rate of the Caterpillar 769- <br />C trucks, it is used due to the fact that they hold <br />the greatest time constraint.) <br />Hours to Complete Job =Volume + Actual Production Rate <br />= 6,000 yds3 + 50 yds3/hr <br />= 120 hours to remove silo. <br />Hour).y~quiomenULabor Costs <br />Labor <br />Cat 988-B (1) $17.95 <br />769 C trucks (2) $33.18 <br />lyTisc. Costs <br />Concrete Demolition Cost <br />Equipment <br />rental operational Total <br />$236.25 $80.38 $334.58 <br />$196.36 $47.56 $277.10 <br />= Cost/yds3 x (# ofyds3l <br />_ $13.00/yds3 x 6,000 yds3 <br />_ $78,000. <br />To al ,oc to Rmov Siln <br />=Hourly Equipment/ Labor Costs x Hours to Complete Job + Misc. <br />_ ($334.58/hr +$277.10/hr) x 120 hours +$78,000 <br />December 12, 1991 <br />12 <br />