2002-07-09_REVISION - M1977342

• Permit No: M1977342
• IBM Index Class Name: Revision
• Doc Date: 7/9/2002
• Doc Name: Financial Warranty Increase/Cost Estimate PART 1
• From: DMG
• To: Climax Molybdenum Company
• Type & Sequence: SI2
• Media Type: D
• Archive: No

CIRCES Cost Estimatin~Software
DIRECT COST SUMMARY FORM
Date : 02-Jul-2002
User : ESC
Task: 000
Permit or job no.: M-1977-342 Site :Henderson Mine
Abbreviation : none State :Colorado
Filename: M342-000 County :Clear Creek
Agency or organization name : DMG
Permit or job action :Reevaluate Amount of Required Bond
Task description :Summary (Tasks Ofa•03i)
TASK LIST (DIRECT COSTS)
NO. TASK DESCRIPTION FORM
USED FLEET
SIZE TASK
HOURS DIRECT
COST
Ola -Mine Site; Structural Demolition (pg. l) demolish 1 500.0 $2,558,099
Ol a -Mine Site Structural Demolition (pg. 2) demolish 1 500.0 $468,153
01a -Mine Site Structural Demolition- Removal of Chemicals (pg. 3) demolish 1 40.0 $69,301
Ofb -Seal Mine Shafts (#1, #2, #3, #5) mineseal 1 200.0 $494,341
Olc -Remove Culvert from West C/earCreek demolish 1 80.0 $33,786
Old -Excavate West Clear Creek Channel & Cover Demolished Concrete truckl 1 775.5 $378,396
Ofe -Reestablish West C/ear Creek NA 1 80.0 $22,758
01f -ReestablishBut/erGulch NA 1 20.0 $6,330
Otg -Backfill & Grade Pond 1 dozer 1 22.0 $3,170
Olh -Backfill & Grade Pond 1.1 dozer 1 78 $1,128
Ol i -Backfill & Grade Pond 1.2 dozer 1 276 $3,962
Oij -Purchase/Haul/Spread Cap Barrier on Pond 1.2 truckl 1 3.6 $22,442
Oik -Purchase/HauUSpread Growth Media on Pond i.2 truckl 1 6.7 $35,077
Ofl -Backfill & Grade Pond 2 dozer 1 24.9 $3,584
O1m -Rip Roads around Mine Site ripper 1 49.3 $7,600
Oln -Finish Grade Mine Site grader 1 10771 $12,322
010 -ApplyAgricu/tural Lime NA 1 2D.0 $1,175
Oip -Wood Chips & Sewage Sludge (Purchase/Haul) NA 1 40.0 $57,600
01 q -Mix Wood Chips & Sewage Sludge into Soil ripper 2 261.6 $80,689
Oir -Revegetate Mine Site; drill seed slopes <3h:1 v revege 1 60.Oq $57,458
01s -Revegetate Mine Site; hydroseed slopes >3h:1 v revege 1 60.00, $98,096
Olt -Revegetate Mine Site; tree & shrub transplants revege i 120.00, $2G0,527
Ol u -Maintenance Ferterlize Mine Site- 3X revege 3 24.Od $14,414
Olv -BUfferAreaReclama[ion NA 1 1.0 $53,968

02a -Remove Exhaust Collar & Seal Shaft mineseal 1 ~ 80.0 $46,276
026 -Revegetate Vent Shafr Ana; hand seed 1 acre revege 1 6.00, 53,701

03a -Portal Area; Structural Demolition ~ demolish 1 ~ 150. D $62,195
03b -Seal Portal Tunnel mineseal 1 150.0 $684,028
03c -Rip Portal Facility Area ripper 1 49.7 $7,511
03d -Backfill & Grade Portal Facility Area dozer 1 112.7 $16,175
03e -Reestablish the Williams Fork Drainage excavate 1 29.4 $2,573
03f -Revegetate Portal Area ~ revege 1 ~ 20.0 $17,237
03g -Maintenance Fertedize Portal Area- 1X revege 1 ~ 4.0 $1,808
03h -Revegetate Portal Area; tree & shrub transplants revege 1 40.0 $35,084
031 -Road Bridge Removal on Williams Fork Drainage demolish 1 80.0 ~ $73,602

SUBTOTALS : 3,756.0 $5,579,566