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iiiiiiiiiiiiiiutii <br />cask A: <br />Colorado Division of Minerals and Geology <br />ESTINATING FORM - SEALING BOAEHOLES <br />1 Prep. Dy: ESC lack Filename X-27-1 <br />Data: 14-May-93 Permit A:X-93-168- Mine: 1993 Dry Creek Pro3ect <br />Permit Action: Notice of Intent to Explore for Coal <br />Task Description: Seal 1 Bore Hole and 2 Monitoring Wells <br />UN11 COSTS <br />---=------ Drill Water Flatbed Pickup Dozer <br />Mobile Equip ment: Rig Truck truck truck (Cat D1H) Last update: 1991 <br />Ownership Cost/hr = 844.18 f8.63 46. 10 $2.32 835.68 <br />Operating Cost/hr : $38.55 $7.55 51. 53 85.47 831.52 <br />Operator Cost/hr = f21.5B 820.84 $20. 84 821.58 821.58 <br />Assistant Cost/hr = $20.69 $D.00 50. 00 $0.00 $0.00 <br /> iota! = 8125.00 $31.02 $35. 07 $29.31 $88.78 <br />Materials L Supplies: Description f/unit unit cf/unit <br /> Portland Type TI Cement 89,00 90A sack 3.00 <br /> Dry Granular Bentonite $6.00 100p sack 3.00 <br /> Surge! Abantlonment Flu td 56.00 t00a sack 3.00 <br /> Octo Plug $4.35 each MA <br /> Marker 82.00 each NA <br />1TEMI2ED 1ASX BREAKDOWN AND ASSOCIATED COSTS <br />BOREHOLE OR PROOECi I.D.: 1 Borehole, 2 Monitoring Wells <br />total Number of Holes: 3 No. PlugsJHOle: 1 Rvg, unit volume (cf/lf): 0.1415 <br />Av. Depth per Hole (ft.): 483.00 Plug Ht. (ft.): 1 tot. cem. plug vol. (cf): 3.10 <br />Av. Diam. per Hole (in.): 5.20 Type of Casing: PVC Remaining fill vol. (cf): 210.60 <br />cask Item Task Description Auantity Unit $/Unit Cost <br />Drill At9 Seal Holes 12.00 hour $125.00 81,500.00 <br />Water truck Seal Holes 72.00 hour $37.02 4444.24 <br />Flatbed Truck hour y35.07 <br />Pickup truck Haul Materials 12.00 hour $29.37 8352.44 <br />Dozer Regratle Drill Pads 3.00 hour $88.18 5266.34 <br />Cement Plug Holes 1.03 sack 49.00 89.29 <br />Bentonite t Seal Hales 69.17 sack 56.00 5415.01 <br />Surgel = <br />Octo-plug Plug Holes 3.00 ea. 54.35 813.05 <br />Marker Mark Holes 3.00 ea. 52.00 46.00 <br />Miscellaneous <br />x Select either bentonite or Surgel; not both <br />------------------------------------ <br />TOTAL DIRECT COST $3,006.37 <br />sheet 1 of 1 <br />