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• s <br />Delivered concrete price $85/yd' <br />$85/yd3 (21.15 yd31= $1,798 <br />4 hours/well labor ($25/hour) _ $100/well (66 wells) _ $6,600 <br />TOTAL WELL ABANDONMENT COSTS <br />REMAINING REVEGETATION COST OBLIGATION $8,398 <br />I.1 Seeding Cost <br />Seed Ibs PLS/acre PLS/Ib lbs/acre Price/Ib Price/acre <br /> <br />Western Wheatgrass 4.0 0.765 5.23 7.50 30.00 <br />Mountain Brome 3.0 Cert. 3.0 1.75 5.25 <br />Blue grama 2.0 0.32 6.25 7.50 15.00 <br />Indian ricegrass 2.0 2.0 12.00 24.00 <br />Spike Muhly I.0 I.0 76.00 75.00 <br />Cicer Milkvetch LS I.5 3.00 4.50 <br />Mountain mahogany 0.5 0.5 37.50 18.75 <br />Winterfat 0.5 0.5 22.00 II.00 <br />To[al Cost per acre = $183.50 <br />Seed cost 189.5 acres ($183.50) _ $34,773 <br />Seeding rate is 1 acre/hour <br />Robber-tired tractor with drill seeder/herd seeder for seed and fertilizer application @ <br />$50/hour <br />$50/hour (189.5 acres = $9,47 <br />Fertilizer $50/acre (189.5 acres $9,475 <br />TOTAL REVEGETATION COSTS <br />REMAINING REVEGETATION COST OBLIGATION <br />(180.5 acres remain to be revegetated) <br />TOTAL REMAINING SAN LUIS PROJECT <br />RECLAMATION OBLIGATION <br />COLORADO DIVISION OF MINERALS AND GEOLOGY <br />ADMINISTRATIVE SURETY SURCHARGE 18.1 PERCENT <br />TOTAL SURETY AMOUNT <br />$53,723 <br />,~:,_ <br />ax... <br />~Jv+ . ° . ~ <br />$1,423,615 <br />$ 257,674 <br />$1,681,289 <br />PRELIMINARY DRAFT <br />FOR DISCUSSION PURPOSES ONLY <br />