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Colorado Division of Minerals and Geology <br />ESTIMATING FORM - SEALING BOREHOLES <br />Task q: 117 Prep. by: SI.B Task Filename CO16-104 <br />Date: 17-Mar-98 Permit p:C-81-018 Mine: Desera do Mine <br />Permrc Ac[io n: MR-111, reduction under MR-117 Ito ke au[ LW11-9 and -71 <br />___________________________________________________________ <br />Task Description: Seal fi Plug 7 Vent Holes (LW11-6 fi LW12-1 to -6) <br />___________________________________________________________ <br />UNIT COSTS <br />____•____= Drill Water Flatbed Pickup Dozer <br />Mobile Equipment: Rig Truck Truck Truck (Ca[ D]H) Last updaCe:199] Idoze r) <br />Ovne rship Cost/hr 544.18 510.39 $4 .Bfi $2.90 536.36 <br />Operating Cosc/hr = 538.55 514.88 $7. 79 $5.16 545.19 <br />Operator Cost/hr 522.95 522.18 $22 .35 521.82 $23.12 <br />Assistant Cast/hr = 522.06 $0.00 $0 .00 $0.00 $0.00 <br /> Total 5127.79 $4].95 <br />_______ _______ 535 <br />____ .00 <br />___ 529.38 <br />_______ $104.62 <br />_______ <br />MaCer ials 6 Supplies: Description Slunit unit cf (un it <br /> Po r[land Type II Cement $9.00 90q sack 3.00 <br /> Dry Granular Benton ite 56.00 100q sack 3.00 <br /> Surgel Abandonment Pluid 56.00 300q sack 3.00 <br /> Otto Plug 54.35 each NA <br /> Marker 52.00 each NA <br />ITEMIZED TASK BREAKDOWN AND ASSOCIATED COSTS <br />BOREHOLE OR PROJECT I.D.: LW11-6 6 LW12-1 to 6 <br />Total Number of Holes: 7 No. Plugs/Hole: 1 Avg. unit volume (cf/1E1: 0.4541 <br />Av. Depth per Ho 1e Ift.l: 37x.00 Plug Hc. (ft.l: 10 To[. tem. plug vol. Icf): 31.79 <br />Av. Diam. per Hole (in.): 9.13 Type of Casing: PVC Remaining fill vol. (cf): 1,144.94 <br />Task Item Task Description <br />Drill Aig Seal Hole <br />Water Truck Water <br />Flatbed Truck Haul Material <br />Pickup Truck Haul Crev <br />Dozer <br />Cement <br />Bentonite <br />Surgel • <br />Otto-plug <br />Marker <br />Miscellaneous <br />Plug Ho 1e <br />Seal Ho 1e <br />Plug <br />Mark Location <br />• Select .either bentoni[e or surgel; not both. <br />puancity Unit 5/Unit Cost <br />28 .00 hour 5127 .74 53 976 72 <br />28 .00 hour $4] .45 51,328 .60 <br />28 .00 hour $35 .00 $980 .00 <br />28 .00 hour $29 .38 $822 .64 <br />10 .60 sack $9 .00 595 .37 <br />381 .48 sack $6 .00 52,208 .88 <br />7 .00 ea. 54 .35 530 .45 <br />7 .00 ea. 52 .00 514 .00 <br />TOTAL DIRECT COST 59,136.66 <br />sheet 1 of I <br />