EP 1110-1-8
(Vol. 11)
31 July 03
APPENDIX C
GUIDE FOR SELECTING OPERATING CONDITIONS (Continued)
EQUIPMENT TYPE
AVERAGE
SEVERE
H35:
Hydraulic Shovels
Continuous loading in
Continuous loading in
Crawler Mounted
well shot rock or fairly
poorly shot rock, virgin,
(nonelectric)
tight bank. Good
or lightly blasted tight
underfoot conditions: dry
banks. Adverse
floor, little impact, or
underfoot conditions:
sliding on undercarriage.
rough floors, high impact
sliding on undercarriage;
and saltwater
environment.
Depreciation Period:
14,000 - 18,000 hours
12,000 - 16,000 hours
L10:
Land Clearing Equipment
Working in low impact
High impact conditions
conditions at or below
working at or above rated
rated capacity.
capacity.
Depreciation Period:
10,000 hours
7,000 hours
L30:
Loaders, Belt (conveyors) Working below rated
Working at or above
capacity, with intermittent
rated capacity with
service.
continuous service.
Depreciation Period:
10,000 hours
8,000 hours
C-3
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