2011-03-01_REVISION - M1977493 ‎(6)‎

• Permit No: M1977493
• IBM Index Class Name: REVISION
• Doc Date: 3/1/2011
• Doc Name: Response to DRMS Preliminary Review
• From: Climax Molybdenum
• To: DRMS
• Type & Sequence: AM6
• Email Name: ECS
• Media Type: D
• Archive: No

Permit Amend0) Climax Mine ,
CLIMAX MINE RECLAMATION COST ESTIMATE
Financial Reporting Unit Rates
Open Pit
Assumptions
(1) Signs will be placed on 300 foot centers.
(2) Moving suitable in-pit materials for tailing reclamation is included on the TSF calculation sheets.
(3) Pit Dewatering PS at 2,000 gpm and Pipeline (6,000' of 18" HDPE) per Wheeler not required since 5-Shaft PS will remain post mining.
(4) Move suitable in-pit materials for reclamation of TSFs, included elsewhere.
(5) Pit Interceptors (North Channel 5,800 ft, South Channel 6,600 ft) per Wheeler February 2010 included elsewhere.
Tasks
(1) Grade west open pit periphery. From previous state based estimate
(2) Haul and spread topsoil at west open pit perimeter. From previous state based estimate
(3) Install NO-Trespassing signs where needed.
(4) 2,800 ft pipeline to convey interceptor flow to ESC (30" Corrugated HOPE) per Wheeler February 2010.
Timing
End of Mine Life
Total Cost
$630,249
Calculations
•
Task/Area # of Initial. Swell Units Production Onus HreRe Costfunit Total Equip CostfUnit Cost/Unit
EQofP Volume Factor Qty q d Equip Cost Labor Total Labor Cost Materials Total Material Cost Total Cost
(1) Grade west open pit periphery.
CAT D9N Dozer 1 32,267 1.33 42,915 (cy) 158.40 (cy/hr) 270.93 $228.01 $61,774.04 $33.81 $9,158.85 $70
933
(2) Haul and spread topsoil at west open pit perimeter. ,
CAT 7738 Haul Truck 3 26,900 1.215 32,684 (cy) 231.28 (cy/hr) 141 $215.83 $30,500.19 $30.02 $4,242.20 $34
742
W/ CAT 9886 Loader 1 Trucks Per Loader 3 47 $231.12 $10,887.18 $30.40 $1,432.22 ,
$12
319
D6H 1 47 $103.24 $4,863.19 $33.81 $1,592.40 ,
$6
456
12G 1 47 $62.83 $2,959.72 $32.37 $1,524.95 ,
$4
485
Water Truck 1 47 $69.43 $3.270.28 $30.02 $1,414.07 ,
$4
684
(3) Place Signs - 500 ft centers around pit perimeter 41 signs $ ,
16.50 $ 683 $683
(4) 2,80n N cio=line to ESC (30" corrugated HDPE) S495,948
Hrs Req'd Total Equip Cost Total Labor Cost Total Material Cost Total Cost
TOTAL COSTS
$630,249
Exhibit L
Feb 2011