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TABLE 1 <br />2012 EXPLORATION RECLAMATION COST ESTIMATE <br />Hole Data <br />Drill Hole Plugging <br />Reclaim Drill Pads <br />Reregetation <br />„., <br />HaleID <br />ti$t <br />tit) <br />Drill Hole Y& <br />Volume <br />Cereal! <br />Hole= <br />r <br />Cemented <br />._ <br />Cement <br />Cast <br />tsuoho'y <br />. Ydss Ping <br />Gel or <br />Bertealte <br />Ch#palBole <br />Seekonk. <br />Cbtps Cest <br />(SOIb bag *. <br />6632 gdsy° <br />Y <br />Plot Gel <br />Cost <br />ifl0 d3) <br />Cost to ._ <br />Seal 4 <br />Plugs <br />(drillers <br />tee) <br />... <br />Drill Pad <br />(75'x73'= <br />015 acres) <br />'1 <br />, . ti .. , <br />Disturbed - <br />Per Pad <br />(ms} <br />a "-tic .,. <br />eado <br />Rd .m <br />a <br />{Cllr t - <br />adctinY <br />7 v. <br />4111 <br />Reveg Pail <br />Rel1ee1 <br />Cost' <br />147 <br />a. <br />t 4 <br />ibis! Reclaim <br />Cost <br />CCUO25 <br />2,000 <br />13 9 <br />6 0 <br />861 <br />$720 <br />7 9 <br />N/A <br />$795 <br />82,370 <br />0 15 <br />0 5 <br />104 <br />$234 <br />$285 <br />$21 00 <br />$10 50 <br />$160 <br />$160 <br />$4,755 69 <br />CCU065 <br />1,900 <br />13 3 <br />6 0 <br />861 <br />$720 <br />7 3 <br />N/A <br />$725 <br />$2,370 <br />0 15 <br />0 5 <br />104 <br />$234 <br />$285 <br />$21 00 <br />$10 50 <br />$160 <br />$160 <br />$4,685 95 <br />CCU078 <br />1,900 <br />13 3 <br />6 0 <br />861 <br />$720 <br />7 3 <br />N/A <br />$725 <br />$2,370 <br />0 15 <br />0 5 <br />104 <br />$234 <br />$285 <br />$21 00 <br />$10 50 <br />$160 <br />$160 <br />$4,685 95 <br />CCU081 <br />1,700 <br />11 9 <br />6 0 <br />861 <br />$720 <br />5 9 <br />N/A <br />$586 <br />$2,370 <br />0 15 <br />0 5 <br />104 <br />$234 <br />$285 <br />$21 00 <br />$10 50 <br />$160 <br />$160 <br />$4,546 47 <br />CCU083 <br />1,700 <br />11 9 <br />6 0 <br />861 <br />$720 <br />5 9 <br />N/A <br />$586 <br />$2,370 <br />0 15 <br />0 5 <br />104 <br />$234 <br />$285 <br />$21 00 <br />$10 50 <br />$160 <br />$160 <br />$4,546 47 <br />Equipment Mobilization/Demobilation <br />Mob/Demob - Pad Construction (D9 Dozer), cost/hr /fleet ($313 25/hour) <br />Mob/Demob - Pad Reclamation (D9 Dozer), cost/hr /fleet ($313 25/hour <br />Mob/Demob- Pad Reclamation (Seeder), cost/hr /fleet ($205 56 hour) <br />$156 63 <br />$156 63 <br />$102 78 <br />$2,349 45 <br />$2,349 45 <br />$1,541 70 <br />1 9,2[10 1 1 30.0 1 4303 1 53,600 1 34,2 J 1 53,416 1 S11,350 1 0.3 1.0 <br />1 521 1 51,172 1 51,425 1 $105.0 1 552.5 1 $s66 <br />5800 <br />$29,46132 <br />Table 3, 2012 Exploration Reclamation Cost Estimate <br />I Assumes 5 7/8" inch diameter drill hole = 0 1 883 fN /ft Occasionally a 5 5/8" diameter hole is drilled= 0 1726 ft' /ft <br />Assumes deeper holes (greater than 800 feet) will be phr ed with 6 cubic yards of cement (about 760 feet) - concrete trucks can deliver 6yds of concrete to off -road sites, moderately deep holes (between 500 and 800 feet) will be plugged with 4 to 5 cu <br />3 Assumes $12 25 per sack and 9 5 sacks per cubic yard <br />4 Assumes $9 per sack and 0 032yds3 per sack, 50 lb sacks <br />5 Assumes $7 25 per sack and 2 2 cubic feet per sack, approximately 11 sacks per cubic yard. <br />6 Cement and plug labor cost Assumes 6 hours per hole at $395 per hour <br />7 Assumes $2 25 per LYD' <br />8 Utilizes either D4 tracked dozer or backhoe Assumes 3 hours per pad at $95 per hour <br />9 Seed is broadcast Assumes $140 per acre <br />10 Assumes 50% failure rate Reseeded at $70 per acre <br />11 Assumes seed application will take 2 hours at $80 per hour <br />12 Hole drilled to Wolf Creek Coal Seam <br />13 Cost breakdown from CIRCES Estimating Software (April 2008) <br />14 Cost assumes a separate move for each drillhole location and each move will take approximately one -half hour <br />15 Linear feet per cubic foot for 5 7/8" hole is 5 312 <br />PSCM2012 NOI 19 April 2012 <br />