Laserfiche WebLink
MINING AND RECLAMATION PLAN <br />MT. GUNNISON N0. 1 MINE <br />Revised March, 1984 <br />SUMMARY OF DEMOLITION COST CALCULATIONS <br />Surface Coal Handling Facilities <br />Total installation labor $2,020,000 <br />Demolition: 15% of installation labor x. 15 <br />Demolition Cost $ 303,000 ($1982) <br />$ 315,120 ($1984) <br />Sedimentation Ponds & Freshwater Pond Removal <br />Constructed of 110,000 c.y. of embankment <br />Removal 110,000 cy. @ $1.88/cy = $ 207,000 (E1982) <br />$ 215,280 ($1984) <br />Backfillinq and Grading <br />Pond removal earthwork satisfies the backfilling <br />and grading requirements. <br />Price for pond removal includes hauling and spreading. <br />Sealing of Portals <br />2 <br />A = (15 = 353 s.f. x 3' tk. + 27 = 40 cy/portal <br />2 <br />40 cy/portal x 5 portals x $350/cy <br />_ $ 70,000 ($1982) <br />$ 72,800 ($1984) <br />Road Reclamation <br />Road construction involved 122,000 cy excavation <br />Reclamation requires 122,000 cy backfill @1.88/cy= $ 230,000 ($1982) <br />$ 239,200 ($1984) <br />Water and Sewage Treatment Plants, Intake Gallery & Water Tank <br />Total installation labor = 3270 MH's @ E35/MH = $ 115,000 <br />Demolition: 15% of installation labor x .15 <br />Demolition Cost $ 17,000 ($1982) <br />$ 17,680 ($1984) <br />4-345(1) <br />