TM 5-3895-373-20
2.24.2. JACKING AND CRIBBING.
This task covers:
a.
Jacking and cribbing for non-track maintenance.
b.
Remove cribbing and lower after non-track maintenance.
c.
Jacking and cribbing for track maintenance.
d.
Remove cribbing and lower after track maintenance.
INITIAL SETUP
Tools:
Materials/Parts:
General mechanic’s automotive tool kit
Cribbing, 4 in. (102 mm) x 12 in. (305 mm) x 8 ft (2,4 m),
(Item 54, Appendix E)
2 ea
Cribbing (Item 2, Appendix D) 2 ea
Cribbing, 9 in. (228,6 mm) x 14 in. (355,6 mm) x 16 in.
(for track maintenance)
(406,4 mm), 2 ea (for track maintenance)
Hydraulic jack (Item 24, Appendix E)
Cribbing, 9 in. (228,6 mm) x 14 in. (355,6 mm) x 16 in.
(406,4 mm), 2 ea (for non-track maintenance) (Item 2,
Appendix D)
Cribbing, 9 in. (228,6 mm) x 14 in. (355,6 mm) x 3 ft (0,9 m),
4 ea (for non-track maintenance)
Equipment Condition:
Screed raised per TM 5-3895-373-10.
Screed travel lock valve closed per TM 5-3895-373-10.
Paving machine weighs approximately 21,400 lbs (9707
kg). Ensure machine is securely supported before
performing any maintenance. Severe personal injury or
death
may
occur
from
not
supporting
machine
adequately prior to maintenance.
A. JACKING AND CRIBBING FOR NON-TRACK
MAINTENANCE.
NOTE
Paving machine may be driven up on 4 in. high x 12 in.
wide x 8 ft long cribbing. Go to step 2.
If using single point overhead lift per paragraph 2.24.4,
go to step 2.b and steps 2.e through 2.k.
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