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Closure Cost Estimate <br /> Misc.Unit Costs <br /> Project Name: REX Exploration Montrose County Colorado-Notice or Exploration <br /> Date of Submittal: December 2022 <br /> File Name: REX_NOI_SRCE_Ver_1_4_7_017_NVb.xlsm <br /> Model Version:Version 1.4.1 <br /> Cost Data:User Data <br /> Cost Data File:20220801_SRCE_Cost_Data_File_1_12_Std_2022.xlsm <br /> Cost Estimate Type:Surety Cost Basis:N.Nevada Notice Level <br /> Drain Rock Preparation <br /> Crushingl C.Y. I 1 $0.50 <br /> Screenin C.Y. $0.50 <br /> $1.00 <br /> Misc. <br /> Backhoe work 02210-700-0120 C.Y I B-11M 28 1 S20,651 $14.521 $35.17 <br /> Powerline and Transformer Removal <br /> Sin le P.1.1 mile 1 $51,208.05 <br /> Double Peel mile 1 $58,523,49 <br /> Transformer 9 ea. 1 $64,549.13 <br /> NOTES: <br /> 7 Sin le Pole Source. NV Energyestimate 2009 Ad'usted to 2022 <br /> 8 Double Pole Source. NV Energy estimate 2009 Adjusted to 2022 <br /> (9)Transformer Source INV Energy estimate(2018)adjusted to 2022 <br /> Erosion and Sedimentation Control <br /> Hourly productivity rates and crew composition from Means Heavy Construction 2005 Edition by permission of R.S.Means/Reed Construction Data. <br /> All equipment,labor and material unit costs are from Labor Costs,E ui ment Costs and Material Costs s readsheets <br /> Daily <br /> Means Number Unit Crew Output Materials Labor I Equipment Premium Total Notes <br /> Rip-Rap&Rock Lining <br /> Rip-Rap 3/8 to 1/4 CY m3pieces,grouted 023704504H 10 S.Y. 3-13 80 $27.00 $36.61 $27.18 $90.79 assumes on-site source of rip-rap <br /> Rip-Rap 18 in 450 mm min thick,no grout 02370-450-0200 S.Y. B-13 53 $8.45 $55.26 $41.02 $104.73 assumes on-site source of rip-rap <br /> Gabions,6 in 150 mm deep 02370-450-0400 S.Y. B-13 200 $6.60 $14.64 $10.87 $32.11 assumes on-site source rock fill for gabions <br /> Gabions,9 in 250 mm deep 02370-450-0500 S.Y. B-13 163 $11.95 $17.97 $13.34 $43.26 assumes on-site source rock fill for gabions <br /> Gabions,12 in 300 mm deep 02370-450-0200 S.Y. B-13 153 $13.25 $19.14 $14.21 $46.60 assumes on-site source rock fill for Qabions <br /> Gabions,18 in 450 mm deep 02370450-0200 S.Y. B-13 102 $28.00 $28.71 $21.32 $78.03 assumes on-site source rock fill for gabions <br /> Gabions,36 in tm deep 02370450-0200 S.Y. B-13 60 $31.00 $48.81 $36.24 $116.05 assumes on-site source rock fill for gabions <br /> HDEP Liner Installation <br /> Finish grading large area 2310-100-0100 S.F. B-11L 18000 $0.05 $0.09 $0.14 <br /> Corn action-ridin ,vibrating roller-12in 300mm lifts 2315-310-5100 C.Y. B-10Y 2600 $0.37 $0.14 $0.51 <br /> 60 mil HDPE 2660-610-0010 S.F. 3 Skwk 1600 $1.10 $1.12 $0.48 $2.70 <br /> 80 mil HDPE user S.F. 3 Skwk 149 $12.05 $5.11 $17.16 <br /> 40 mil VLDPE user S.F. 3 Skwk 150 $11.97 $5.08 $17.05 <br /> user S.F. 3 Skwk 149 $12.05 $5.11 $17.16 <br /> user S.F. 3 Skwk 149 $12.05 $5.11 $17.16 <br /> Construction Management Support <br /> Office Trailer,Furnished,no hook-ups 0150-500-0250 mo. 1 1 $240.001 1 1 $240.00 <br /> Toilet Portable,chemical 1590-400-6410 mo. $229.401 1 $229.40 <br /> $469.401 1 $469.40 <br /> Pump and Casing Removal <br /> Pump Type Measurement Unit Labor Equipment Total Notes <br /> Pump Removal <br /> Submersible ftto pump I L.F. I i i 1 $12.451 $29.321 1 $41.77 <br /> Line Shaft ft to pump L.F. $12.45 $29.32 $41.77 <br /> NOTES: <br /> 10 Pump Removal Source lBoart Lon ear Quote:2022 <br /> 3W023 <br /> r�wmrm o zaw.zow <br /> 27 of 56 Misc.Unit Costs <br />