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EXHIBIT L: Reclamation Cost Estimate RAINDANCE RESERVOIR (East Pit) Item Quantity Cost Total Overburden replacement/bac(dill' 66.200 yds3 $O.aO yd3 $28.48D Topsoil Replacement 29,750 yda3 $0.40 yd3 $11,800 Grading Stockpile & Plant Situ (If no surcharge reservar) 6.0 acres $200 / sore $1,200 Seeding -reservoir cut slopes 3.3 aces $4001 acre $1,320 SeedingStockpile $ PIaM sit82 (If no surcharge reservoir) 8,0 acres $400 /acre 52,400 Pond Dewatering 600 ac-ft $BO/ao-ft $38,DD0 Clay Liner Excavation, Placement, Conditioning and Compaction 161,300 yds° $1.00 ! ycts $161,300 Construction t]A/QC 1 $25,000 $25,000 MobilizaGoNDemobilization 1 $2D,OOD $20,000 Direct Cost 5285,600 Insurance, Performance Bond and Profit (15%) $41,840 Total Cost $328,440 SURCHARGE RESERVOIR (West Pit) Item tuantity Cost Total Overburden replacement/bacldll' 71,250 yds3 $0.40 yd' $28,500 Topsoil Replacement 7,000 yds3 $0.40 yd3 $2,800 Grading Stockpile 8 Plant Site2 (If surcharge reservolr is constructed) 6 acres $2001 acre $1,200 Seeding -reservoir cut slopes and fill areas 5.2 acres $400 /acre 52,080 SeedingStockpiia & Plant sitoZ (If surcharge reservoir is oonstructed) 6.0 acres $400 /acre $2.400 Pond Dewatering 100 ac-ft $60/ao-ft $6,000 Clay Liner Excavation, Placement, Conditioning and Compaction 44,300 yds' $1.00 / ydg $44,300 Construction QA/QC 1 $15,OOD $15,000 MobilizationlDemobilization' T Direct Cost ;102,280 Insurance, Pertortnance Bond and Profit (15°~) 515,342 ~~ Total Cwt $117,622 1. The overburden total is less the volume to be used for haul road and plant site wnstruction. 2. The re-grading and re-ceding of the stodkpUe locations and Me plant site location shall occur only once, and is a function of the sur~targe reservoir Construc0on, 3. ff surcharge reservoir is constructed there will not lie a mobilization fee es equipment wilt already be on-site. The demobilization fee shall only occur once and that f~ was included in Reindenee Reservoir cost.