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<br />CM0000676
<br />CLIMAX MINE RECLAMATION COST ESTIMATE
<br />Financial Reporting Unit Rates
<br />McNulty Waste Rock Durnp
<br />' Assumptions:
<br />Tasks: As defined In the Calculation Section. Calculations that support the quantities and productivides follow the tables.
<br />Timing:
<br />2011+
<br />Total Cost:
<br />$4,723,541
<br />Calculations
<br />a ul In of - 9wal - wall t Coe VUnlt robl Lb, , t T-1 Alaterlel
<br />T, ax.Aran 4 7 Uni1• Pr?A„?t Ui,11a Hn Heq d T,-1 Equlp Co,l Tot.,l Copt
<br />Eq?lp. Volu,rw Factor Eq?„p t?h?r (:>ct Mnle a Corh
<br />(4) Clewing and Grubbing at Projected Dump Toe 16.1 sues (areas measured from Steffens Map 05) $ 3,500 $56,350 $ 56,350
<br />(5) Grading and Re-contouring
<br />What is the total volume of material to be recontoured? 2,600,000
<br />,,
<br />1,485,000 ty (Steffens prepared a model (Nov 2005) of the du mp in aulocad and recalculated volumes based on 3:1 grading. Volume - 2,600,000 cy)
<br />What Is the weighted average push distance? ,
<br />400 it This number has been revised to reflect the efforts In 2006 and 2007 using two D-10's to partially grade the dump to slopes app roaching 3H to IV.
<br />What percentage of material will be dozer-pushed (D10',)? 1 85 %
<br />Calculated quantity of dozer-pushed (D-10's) material - 1 1,262,250 y 249 ry/hr 5,069 $ 296.50 $1.503,032 $33.81 $171,368.00 $ 1,674,400
<br />What is amount of waste rock to be loaded (350 Excl? 1 222,750 cy (Depends on No. of Trucks) 782 $ 219.25 $171,484 $30.21 623,627.62 $ 195,111
<br />What is a conservative haul distance one way? 5,200 it
<br />What is amount of waste rock to be hauled (730'8)7 4 222,750 cy 71.2 y1hr 3,129 $ 127.54 6399,000 630.02 693,915.71 6 492,916
<br />Estimated hours for D6 Dozer to support excavator- 1 30.00% % of time 235 6 101.24 624,224 $33.81 67,932.00 $ 32,156
<br />Estimated hours for Water Truck to support hauling effort- 1 25.00% % of time 196 6 69.43 613,575 630.02 65,869.73 6 19,445
<br />Estimated hours for 120 Grader to support hauling effort- 1 25.G0% % of time 196 6 62.83 612,286 632.37 66,329.99 It 18,616
<br />Estimated Cat 972 Loader to support loading effort- 1 25.00% % of Erne 196 It 128.04 $25,035 $30.40 65,945.07 $ 30,980
<br />Estimated hours for D6 Dozer to spread rock in fill area- 1 50.00% % of time 391 6 103.24 640,374 633.81 613,220.00 6 53,594
<br />(6) Contour diversion ditch (4 terraces) construction 8,000 it 100 ft /hr 80 6 157.20 612,576 $ 12,576
<br />(7) Downdrain Construction Distance (it) cy/ff coWcy
<br />2 Channels Lined WLimastone 2,000 0.37 740 cu yds r equired It 35 625,900 6 26,900
<br />(11) Haullplace topsoil from McNulty stockpiles on 192 ac'
<br />What is amount of topsoil to be loaded 1360 Exe)? 1 154,880 cy (Depends on No. of Trucks) 904 6 219.25 $198,236 630.21 627,313.68 6 225,550
<br />What is vAd avg haul distance one way from TS Pile? 7,400 it
<br />What Is amount of topsoil to be hauled (730'x)? 1 154,880 cy 57.1 cy/hr 2,712 $ 127.54 6345,935 630.02 $81,425.38 $ 427,360
<br />Estimated hours for 06 Dozer to support excavate- 1 30.00% %of time 271 6 103.24 $28,003 633.81 $9,169.44 6 37,173
<br />Estimated hours for Water Truck to support hauling effort- 1 50.00% %of time 452 6 69.43 631,385 630.02 $13,570.90 6 44,956
<br />Estimated hours for 120 Grader to support hauling effort- 1 25.00% %of time 226 6 62.83 614,202 632.37 $7,317.51 1 21,520
<br />Estimated Cat 972 Loader to support loading effort- 1 25.00% % of time 226 6 126.04 628,941 630.40 66,872.54 S 35,814
<br />Estimated hours for D6 Dozer to spread topsoil- 1 100.00% %W time 904 6 103.24 693,345 $33.81 630,564.81 1 123,910
<br />(12) Haul/place biosolida from Robinson Piles on 192 ac'
<br />What Is amount of biosolida to be loaded (360 Exe)? 1 154,880 cy (Depends an No. of Trucks) 1,356 1 219.25 6297,354 130.21 640,970.53 6 338,325
<br />What Is the haul distance one way from Blosolids Pile? 16,000 it
<br />What is amount of Blosolids to be hauled (730'8)7 1 154,880 cy 57.1 cy/lu 2,712 6 127.54 6345,935 630.02 681,425.38 $ 427,360
<br />Estimated hours for D6 Dozer to support excavator- 1 30.00% %of time 407 It 103.24 642,005 133.81 613,754.16 1 55,759
<br />Estimated hours for Water Truck to support hauling effort- 1 50.00% % of time 678 $ 69.43 647,078 630.02 120,356.34 1 67,434
<br />Estimated hours for 120 Grader to support hauling effort- 1 25.00% % of time 339 1 62.83 621,303 632.37 110,976.26 1 32,280
<br />Estimated Cal 972 Loader to support loading effort- 1 25.00% % of time 339 6 128.04 643,411 630.40 110,308.81 1 53,720
<br />Estimated hours for D6 Dozer to spread biosolids- 1 100.00% % of time 1,356 It 103.24 6140,017 633.81 145,847.21 1 185,864
<br />'Only enough soil exists in McNulty TS Piles to cover the lower 2/3 of the dump; the remainder of the growth media will consist of biosolids from the storage area at Robinson TP
<br />(13) Excavate for Toe Drain Trench 500 cy See Cameron's 2002 report for details 1 3.00 61,500 1 1,500
<br />(14) Drain Rock for Toe Drain 267 ry See Cameron's 2002 report for details 1 26.00 16,942 1 6,942
<br />(15) Perforated Pipe for Toe Drain 445 tin ft See Cameron's 2002 report far details 6 9.00 64,005 6 4,005
<br />(16) Separation geotextile for Too Drain 900 sq yd Sea Cameron's 2002 report for details 1 2.25 62,025 1 2,025
<br />(17) Toe Drain Collection Sump and Piping 1 each See Cameron's 2002 report for details 6 10,000 610,000 6 10,000
<br />(18) Temporary Culverts 1 each Sea Cameron's 2002 report for details $ 10,000 110,000 6 10,000
<br />Subtotal Cost 6 3.969,560 _ 1 728081 It 25900 It 4723,644
<br />- r,• Faq 1 Total E r I rit 11 It,l L t .:; hl l?..ll A 1_i l? ?I f; 1 -1 ( E
<br />TUTAL.CUSTS 27,166 S - - 3,969 560. S 728,00_1 S 25,900 $ 4,7 2 3441-
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