2008-02-19_PERMIT FILE - C1981047

• Permit No: C1981047
• IBM Index Class Name: Permit File
• Doc Date: 2/19/2008
• Section_Exhibit Name: Reclamation Cost Estimate RN5
• Media Type: D
• Archive: No

CIRCES Cost Estimatins~ Software
BOREHOLE SEALING WORK
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PROJECT IDENTIFICATION
Task # : 010
Date : 09/13/2007
User : JRS
State :Colorado
County :Delta
Site :Blue Ribbon Mine
Perm~ob # : C-1981-047
Abbreviation :none
Filename : C047-010
Agency or organization name :Colorado Division Of Reclamation, Mining And Safety
permit or other job action :Permit Renewa105
Task description :Seal Mine Bench Piezometers P-1, P-2, P-3, P-4 and P-5
uNIT COSTS Equipment cost data source : NA Shift basis : 1 oer day
BOREHOLE DESCRIPTION SEALING ITEM /METHOD DIAMETER LENGTH QUANTITY UNIT UNIT COST TOTAL COST
-Bottom Plug PVC plug - 6 in. 6" NA 5.00 EA $122.24 $611.20
-Fill Holes with Cement Portland cement grout 6" 35.1' 115.00 bag $8.25 $948.75
-Cut Casing at Surface Exp. casing removal, 4-8 in. 6" NA 5.00 LF $6.85 $34.25
-Boreho/e Marker Borehole marker NA NA 5.00 EA $3.56 $17.80
-Drill Rig Time GENERIC 3.0 in: - 500 ft. cagy. NA NA 5.00 HR $69.63 $348.13

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JOB COST Total Cost : 31, 960