2012-10-24_REVISION - M1999120

• Permit No: M1999120
• IBM Index Class Name: REVISION
• Doc Date: 10/24/2012
• Doc Name: Exhibit L Revised
• From: Environment, Inc.
• To: DRMS
• Type & Sequence: AM2
• Email Name: ECS
• Media Type: D
• Archive: No

EXHIBIT L
L.G. Everist, Inc. - Fort Lupton Sand and Gravel
ESTIMATED UNIT COSTS FOR RECLAMATION ITEMS:
1. Revegetation includes grass seed mix and labor
to drill
2. Re- spreading soil and /or growth media with
627 -E Motor Scraper, Haul distance Tess than 900 .
3. Rip seed bed in plant site, 140G motor grader
4. Grade and shape seed beds, 140G motor grader
5. Pumping costs includes, full service rental of
self contained pump, fuel, maintenance and
servicing daily
6. Backfill side slopes, D8N Dozer push distance less
than 250 feet
7. Slurry wall construction
8. Slurry wall bonding factor
9. Demolition & on -site disposal
10. Secondary Revegetation seeding only
RECLAMATION COSTS
1. Revegetation, 150.37 ac @ $250.00/ac
2. Resoiling, 161,728 yd x 1.12 @ 40.4 /yd
3. Rip plant site 79.00 ac @ $60.63/ac.
4. Grading and shaping 150.37 ac. @ $59.54/ac
5. Dewatering, 37 days @ $166.67/day
6. Backfill and compact slopes, 693,972 yd x 1.15 @
63.7/yd
7. Backfill settling pond, 406,325 @ 64.6/yd
8. Slurry contingency fee. 1,129,693 sq -ft @
($3.00x20%)
9. Demolition & on -site disposal 125 yds@ $7.00 /yd
10. Secondary revegetation 150.37 x 25W x $500.00/ac
11. Weed control costs
12. Mobilization
4
RECLAMATION COSTS (cont) (revised 10122112)
M- 1999 -120
Unit Cost
$250.00 /AC.
40.4G /YD
$60.63/ac.
$59.54/ac
$166.67/day **
63.•/YD
$3.00 SQ -FT
20.%
$7.00 /Yd.
$250.00 /ac
$37,591.83
73,171.36
4,789.83
8,952.26
6,166.67
508,712.13
262,948.27
677,815.80
875.00
9,397.96
5,000.00
5,707.88
Direct Cost Total $1,610,526.95
Equipment listed in this estimate is used for the calculations and similar types may be used in the
actual reclamation activities at the mine.
Source of figured using, Cat Handbook #38 and rental costs from Means for 83% efficiency,
Colorado
** Estimate for services from Rain for Rent, Ft. Lupton, CO (970) 535 -4963
for eastern