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Colorado Division of Minerals and Ceol ogy <br />ESTIHATING FORM - SEALING BOREHOLES <br />Task #: 17c Prep. by: ESC Task Filename C008-17a <br />Date: 28-NOV-95 Permit #:C~81-008 Mine: New Horizon #2 Mine <br />Permit Action: Midterm Review 1995 <br />Task Description: Seal Overburden Monitoring Wells <br />__ ) <br />• <br />i• <br />UNIT COSTS <br />_________= Drilf 1Ja ter Flatbed Pickup Dozer <br />Mobile Equi Anent: Rig Truck Truck Truck (Cat D7H) Les[ update: 7991 <br />_ _ _ _ <br />Ownership Cost/hr = __________ <br />544.18 __ <br />58.63 <br />56.70 __ <br />52.32 ___________ _____________ <br />535.68 <br />Operating Cost/hr = 538.55 57.55 57.53 55.47 531.52 <br />Operator Cost/hr = 221.58 520.84 520.84 521.58 521.58 <br />Assistant Cost/hr = 520.69 50.00 50.00 50.00 50.00 <br />Total = 5125.00 537.02 235.07 529.37 588.78 ~ <br />Materials 8 Supplies: Description <br />5/unit unit <br />cf/unit <br />Portland Type II Cement <br />Dry Granular Bentonite <br />Surgel Abandorznent Fluid <br />Oc to Plug <br />Marker <br />ITEMIZED TASK BREAKDGVN AND ASSOCIATED COSTS <br />. 59.00 90# sack <br />56.00 100# sack <br />56.00 100# sack <br />54.35 each <br />52.00 each <br />BOREHOLE OR PROJECT I.D.: Gl!-N 75, Cw-N 18P1, GU-N21, Gw-N38 <br />3.00 <br />3.00 <br />3.00 <br />NA <br />NA <br />Total Humber of Holes: 4 No. Plugs/Hole: 1 Avg. unit volume (cf/lf ): 0.1963 <br />Av. Depth per Hole (tt.): 56.00 Plug Nt. (f t. ): 10 Tot. cam. plug vol. (cf ): 7.85 <br />Av. Diam. per Hole (in.): b.00 Type of Casing: PVC Remaining fill vol. (cf): 36.13 <br />Task Item <br />___ Task Description Quantity Unit S/Unit Cost <br />___________ <br />Drill Rig ______________________ <br />Seal/Plug Overburden _________________ <br />wel Ls _____________ <br />2.00 __________ <br />hour __________________ <br />5125.00 __________ <br />5250.00 <br />Vater Truck 4ater 2.00 hour 537.02 574.04 <br />Flatbed Truck Haul Materials 2.00 hour 535.07 570.16 <br />Pickup Truck Haul Crew 2.00 hour 229.37 558.74 <br />Oozer Grade Pad 2.00 hour 588.78 5177.56 <br />Cement Plug Wells 2.62 sack 59.00 523.56 <br />Bentonite ~ Seal wells 9.62 sack 56.00 556.55 <br />Surgel <br />Octo-plug Plug 4.00 ea. 54.35 217.40 <br />Marker Mark VeIL Locations 4.00 ea. 52.00 58.00 <br />Miscellaneous Cut Casing 1.00 hour 560.00 560.00 <br />__________________ <br />' SeLeci either Bentonite or surge l; <br />not both. <br />TOTAL ____________ <br />DIRECT COST __________ <br />5795.99 <br />sheet 1 of 1 <br />