HYDRO27960

• Permit No: M1981165
• IBM Index Class Name: Hydrology
• Doc Date: 7/31/1995
• Doc Name: RECLAMATION COST SUMMARY FORM
• Media Type: D
• Archive: No

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Colorado Division of Minerals and Geology
ESTIMATING FORM - BULLDOZER WORK
Task #: 4 Prep. by: SSS Task File Name: M165-4
Date: 07128!95 Permit #:M-81-165 Hine: Neglected Mine
Permit Action: Sucession of operator
Task Description: Regrade hill tailings piles J
~ HOURLY EQUIPMENT COST
= Basic Hachine: Cat D6H Horsepower: ERR
Blade Type: Semi-Universal --------
Attachment #1: ROPS Cab Shift Basis: 1/day
Attachment #2: 3-shank ripper ----
i Cost Breakdown:
Utilization X (code Oyu)
Ownership cost/hr = 324.59 N/A
Operating 8 overhaul cost/hr~ dozer = 522.63 100
-ripper = 30.00 0
i Operator costlhr = 322.06 NIA
Total egpt. unit cost/hr = 568.60 Total fleet cost/hr : 568.80
MATERIAL QUANTITIES
Initial Swell Loose
Volume: 200.0 CCY Factor: 1.215 Volume; 243.0 LCY
Source of quantity ta ke-off: Assume 4 tailings piles regraded to a 2' depth
Source of est. swell factor: CAT Handbook
V
~~ HOURLY PRODUCTION
Job Condition Correction Factors
Avg. push distance: 50 ft. ----
Operator.......... 0.75 (avg.)
Unadjusted hourly Mat. consistency.. 0.70 (Cat tbl)
dozer production: 545 LCY/hr Dozing method..... 1.00 (gen.)
---- Visibility........ 1.00 (avg.)
Material consistency: Job efficiency.... 0.83 (lsh/day)
Hard to cut or frozen Spoil pile factor. 1.00 ( PS )
------- -- Push gradient..... 1. D0 (Cat tbl)
Avg. push gradient: 0.00 X (pos) Altitude deration. 0.98 (Cat tbl)
Material weight... 0.87 (Cat tbl)
Avg. site altitude: 10000 ft. Blade type........ 1.00 (S or U)
Material weight 2650.00 lb/LCY Net Job Correction 0.37
Mat. Descr.:
Decomposed rock 2'-.X Rock, 75X Earth Adjusted Unit Prod.: 201.83 LCY/hr
Adjusted Fleet Production: 201.83 LCYfhr
JOB COST
Fleet size 1 Dozers) Total Job Time: 1.20 Hours
Unit Cost 30.341 !LCY Total Job Cost: 362.84