PERMFILE134318

• Permit No: C1981008A
• IBM Index Class Name: Permit File
• Doc Date: 3/25/2003
• Section_Exhibit Name: NH2 Section 3.02.2 Determination of Bond Amount
• Media Type: D
• Archive: Yes

Colorado Division of Minerals and Geology
• ESTIMATING FORM -SEALING BOREHOLES
Task #: 17c Prep. by: ESC Task Filename : 0008-17C
Date: 26-Jan-O7 Permit #:C-81-008 Mine: New Horizon #2 Mine
Permit Action: PR 05
Task Description: Seal Overburden Monitoring Wells
UNIT COSTS
Drill Water Flatbed Pickup Dozer
Mobile Equipment: Rig Truck Truck Truck (Cat D7H) Last update: 1991
Ownership CosUhr= $44.18 $8.63 $6.70 $2.32 $35.68
Operating Cost/hr= $38.55 $7.55 $7.53 $5.47 $31.52
Operator CosUhr= $21.58 $20.84 $20.84 $21.58 $21.58
Assistant CosUhr= $20.69 $0.00 $0.00 $0.00 $0.00
Total= $125.00 $37.02 $35.07 $29.37 $88.78
Materials 8 Supplies: Description $/unit unit cf/unit
Portland Type II Cement $9.00 90# sack 3.00
Dry Granular Bentonite $6.00 100# sack 3.00
Surgel Abandonment Fluid $6.00 100# sack 3.00
Octo Plug $4.35 each NA
Marker $2.00 each NA
ITEMIZED TASK BREAKDOWN AND ASSOCIATED COSTS

BOREHOLE OR PROJECT ID.: GW-N15, GW-N18P1, GW-N2L GW-N38
Total Number of Holes: 4 No. Plugs/Hole: 1 Avg. unit volume (cfllf) : 0.1963
Av. Depth per Hole (H.): 56.00 Plug Ht. (R.): 10 Tot. cem. plug vol. (cf) : 7.85
Av. Diam. per Hole (in.): 6.00 Type of Casing: PVC Remaining fill vol. (cf): 36.13
Task Item Task Descript ion Quantity Unit $/Unit Cost
Drill Rig Seal/Plug Overburden Wells 2.00 hour $125.00 $250.00
Water Truck Water 2.00 hour $37.02 $74.04
Flatbed Truck Haul Materials 2.00 hour $35.07 $70.14
Pickup Truck Haul Crew 2.00 hour $29.37 $58.74
Dozer Grade Pad 2.00 hour $88.78 $177.56
Cement Plug Wells 2.62 sack $9.00 $23.56
Bentonite' Seal Wells 9.42 sack $6.00 $56.55
Surgel
Octo-plug Plug 4.00 ea- $4.35 $17.40
Marker Mark Well Locations 4.00 ea. $2.00 $8.00
Miscellaneous Cut Casing 1.00 hour $60.00 $60.00
' Select either Bentonite or Surgel; not both. TOTAL DIRECT COST : $795.99
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