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Colorado Division of Minerals and Geology <br />ESTIMATING FORH - SEALING BOREHOLES <br />Task #: 17b Prep. by: ESC Task Filename 0008-17a <br />Date: 28-Nov-9S Permit #:C-81-008 Mine: Neu Horizon #2 Mine <br />Permit Action: Midterm Revi eu 1995 <br />Task Description: Seal Dakota Coal Monitoring Vells <br />UNIT COSTS <br />_________= Drill 4ater Flatbed Pickup Dozer <br />Mobile Equi Anent: <br />_______________________ Rig <br />_ _______ Truck <br />__________ Truck <br />__________ Truck <br />__________ (Cat D7H) Las[ update: 1991 <br />_______________________________________ <br />___________P <br />Ounershi __________ <br />Cost/hr _ <br />E44.18 <br />E8.63 _______ <br />E6.70 __________ <br />E2.32 ______ __ ____________ <br />E35.68 <br />Operating Cost/hr = E38.55 E7.55 E7.S3 E5.47 E31.S2 <br />Operator Cost/hr = E21.S8 E20.84 E20.84 E21.58 E21.58 <br />Assistant Cost/hr = E20.69 E0.00 E0.00 E0.00 E0.00 <br /> Total ~= 5125.00 E37.02 535.07 229.37 E88.78 ' <br />Materials 8 Supplies: Description <br />E/unit unit cf/unit <br />Portland Type II Cement E9.00 90# sack 3.00 <br />Dry Granular Bentonite 56.00 100# sack 3.00 <br />Surgel Abandorment Fluid 56.00 100# sack 3.00 <br />Oc[o Plug 54.35 each NA <br />Harker E2.00 each NA <br />• <br />I~ <br />ITEMIZED TASK BREAKDOJN AND ASSOCIATED COSTS <br />BOREHOLE OR PROJECT I.D.: CU-N 14, ClJ-H17P1, GU-N20, G4-N37 <br />Total Nurber of Nof es: 4 No. Plugs/Hole: 1 Avg. unit vol une (cf/lf ): 0.1963 <br />Av. Depth per Hole (ft.): 74.00 Plug H[. (ft.): 10 Tot. cam. plug vol. (cf ): 7.85 <br />Av. Diam. per Hole (in.): 6.00 Type of Casing: PVC Remaining till vol. (cf): 50.27 <br />Task Item <br />___ cask Description ouan[i ty Unit E/Unit Cost <br />___________ <br />Drill Rig ________________________________________ <br />Seal/Plugg Dakota Loal Wells ____________ <br />4.00 ___________ <br />hour ________________ <br />5125.00 ___________ <br />5500.00 <br />Water Truck Mater 4.00 hour 537.02 5148.08 <br />Flatbed Truck Haul Materials 4.00 hour 535.07 E140.28 <br />Pickup Truck Haul Creu 4.00 hour 529.37 E117.48 <br />Dozer Grade Pad 4.00 hour 588.78 E355. 12 <br />Cement Plug Wells 2.62 sack E9.00 E23.56 <br />Ben [onite • Seal Wells 14.14 sack E6.00 E84.82 <br />Surgel • 14.14 sack E6.00 E84.82 <br />Oe [o-plug Plug G.00 ea. SG.35 417.40 <br />Marker Mark cell Locations 4.00 ea. E2.00 E8.00 <br />Miscellaneous Cut Casing 1.00 ho ur E60.00 E60-00 <br />• Select either Bentonite or Surgel; not both. TOTAL DIRECT COS7 51,539.57 <br /> sheet 1 of 1 <br />