2009-11-20_REVISION - M1999006 ‎(3)‎

• Permit No: M1999006
• IBM Index Class Name: REVISION
• Doc Date: 11/20/2009
• Doc Name: FW Increase
• From: DRMS
• To: Sand Land, Inc.
• Type & Sequence: SI1
• Email Name: MAC
• Media Type: D
• Archive: No

Truck/Loader Team Work cont'd Task # : 007 sheet 2 of 2
Loading Tool Cycle Time : Number of loading tool passes required to fill truck : 5 passes
Excavators and front shovels - machine cycle time vs. job condition rating : AVERAGE
-selected value within basic rating: AVERAGE
Track loaders -material descr.:
- cycle time elements (min.) : Load
NA Maneuver: NA Dump: 0.100
Wheel and track loaders - unadjusted basic loader cycle time ( load, maneuver, and dumF NA minutes
Cycle Time Factors
Loading Condition Description
Factor (min.)
Source
Material :NA
Adjusted loader cycle time (total time per loader pass)
NA
NA
Stockpile :NA
Net load time per truck * :
NA
NA
Truck ownership :NA
* bulk of 1st loader cycle completed during truck exchange if adj. loader cycle time < exchange time
NA
NA
Operation :NA
0.700
NA
NA
Dump target :
NA
NA
NA
Haul route
Road
segment#
Net cycle time adjustment:
NA
minutes
Total
resistance ( %)
Adjusted loader cycle time (total time per loader pass)
n 440
minwi4ee
600
Net load time per truck * :
1.860
minutes
Truck Cycle Time:
* bulk of 1st loader cycle completed during truck exchange if adj. loader cycle time < exchange time
804.53
Truck exchange time *
: 0.70 minutes........ Adjusted for site altitude :
0.700
minutes
Truck load time:
1.860 minutes........ Adjusted for site altitude :
1.860
minutes
Truck maneuver and dump time:
1.10 minutes........ Adjusted for site altitude :
1.100
minutes
`* set at 0 if exchange time < adj. loader cycle time (truck exchange completed during 1 st loader cycle)
Fleet size :
1 Team(s) Total job time:
Truck travel (haul & return) time:
Road condition :Firm, smooth, rolling, dirtllt. surfaced, watered, maintained
Unit cost :
Haul route
Road
segment#
Haul distance
(feet)
Grade
res. ( %)
Roiling
res. ( %)
Total
resistance ( %)
Speed
(feet/minute)
Travel time
(minutes)
1
600
0.00
3.00
3.00
2983
0.714
804.53
LCY /hr
Adjusted hourly single truck/loader team production :
747.73
LCY /hr
XXXX
Adjusted hourly multiple truck/loader team production :
747.73
LCY /hr
JOBTIME AND COS T .;:.;; :.:..................................................................................................................................................
...............................
Fleet size :
1 Team(s) Total job time:
11.65
Hours
Unit cost :
$1.217 /LCY Total job cost :
$10,601
Keturn route : Haul time ** : 0.714 minutes
` travel time shown for each segment includes acceleration /deceleration adjustment Return time * *: 0.385 minutes
** total haul and return time shown includes altitude adjustment Total truck cycle time : 4 .759 minutes
Loading tool unit production :
900.88 LCY /hour...... Adjusted for job efficiency :
747.73
LCY /hour
Truck unit production :
484.66 LCY /hour...... Adjusted for job efficiency :
402.27
LCY /hour
Optimal no. trucks /loading tool :
2 trucks........... Selected no. trucks /loader :
2
trucks
Adjusted hourly truck team production :
804.53
LCY /hr
Adjusted hourly single truck/loader team production :
747.73
LCY /hr
XXXX
Adjusted hourly multiple truck/loader team production :
747.73
LCY /hr
JOBTIME AND COS T .;:.;; :.:..................................................................................................................................................
...............................
Fleet size :
1 Team(s) Total job time:
11.65
Hours
Unit cost :
$1.217 /LCY Total job cost :
$10,601