REV99652

• Permit No: M1980246
• IBM Index Class Name: Revision
• Doc Date: 8/4/1995
• Doc Name: RECLAMATION COST SUMMARY FORM
• Type & Sequence: CN1
• Media Type: D
• Archive: No

Colorado Division of Minerals and Geology
ESTIMATING FORM - BULLDOZER WORK
Task #: 16 Prep. by: TDG Task File Name: N246.1b
Date: 08/04/95 Permit #:M-80.246 Mine: Zellitti Pit
Permit Action: Conversion application
Task Description: Regrade pit floor remaining in orig. 9.5 acre site
HOURLY EQUIPMENT COST
Basic Machine: Cat DBN Horsepower: 285
Blade Type: SEMI-UNIVERSAL -----
Attac hment #1: ROPS Cab Shift Basis: 1/day
Attac hment #2: 3-shank ripper -
Cost Breakdown:
---------- Utilization X
Ownership cost/hr = f46.40 N/A
Operating 8 overhaul cost/h r- dozer = 551.67 100
-ripper = 53.34 50
Operator cost/hr = 122.95 N/A
Total egpt. unit cost/hr = 5124.36 Total fleet cost/hr: f124.36
MATERIAL QUANTITIES
Initial Swell Loose
Volume: 12.907.0 L CY Factor: N/A Volume: 12.907.0 LLY
Source of quantity ta ke-off: Assume 1 ac.ft./acre over 8.0 acre area
Source of est. swell factor: NA
HOURLY PRODUCTION
Job Condition Correction Factors
Av
ush di
n
t 50 ft --
g. p
s
a
ce: . --- ----
--- Operator.......... 0.75 (avg.)
Unadjusted hourly Mat. consistency.. 0.90 (Cat tbl)
dozer production: 1180 LCY/hr Dozing method..... 1.00 (gen.)
- Visibility........ 1.00 (avg.)
Haterial consistency: Job efficiency.... 0.83 (lsh/day)
Compacted fill or embankment Spoil pile factor. 0.70 (fnd-mf)
---- ------ Push gradient..... 1.00 (Cat tbl)
Avg. push gradient: 0.00 X (pos) Altitude deration. 1.00 (Cat tbl)
--- Material weight... 0.19 (Cat tbl)
Avg. site altitude: 6500 ft. Blade type........ 1.00 (s.SU.U)
Material weight 2900.00 lb/LCY Net Job Correction 0.31
Mat. Descr.: --
Decomposed rock - 50X Rock, 50X Earth Adjusted Unit Prod.: 366.73 LCY/hr
Adjusted Fleet Production: 366.73 LCY/hr
JOB COST
Fleet size 1 Dozers) Total Job Time: 35.19 Hours
Unit Cost f0.339 /LCY Total Job Cost: 54.316.88