RAMP SECTION DECK EXTRUSION REPLACEMENT (Sheet 1 of 4)
General Mechanics Tool Box SC5180-90-N26
Some deck extrusions may be secured by curb hardware. It may be necessary to
loosen some curb hardware in order to relieve pressure on the deck extrusions for
Three are 13 different deck extrusions located on the bridge. Careful inspection of the
deck extrusion removed and matching that extrusion with the match in TM 5-5420-203-
24P is necessary to ensure the correct replacement is requested. Near fits, rounding of
mounting holes, redrilling and/or alteration of deck extrusion and mounting girders or
supports is not authorized.
Alphabetical letters on deck extrusions are indicated to identify like and unlike extrusions.
REMOVE RAMP SECTION DECK EXTRUSIONS (5 AND 12).
a. Remove nut (1), lock washer (2), and
flat washer (3) from screw (4) securing
deck extrusion (5) to ramp section. Discard
b. Remove flat washer (6) and screw (4)
from deck extrusion (5).
c. Repeat steps a. and b. for remaining mounting
hardware items (l), (2), (3), (4), and (6).
Mechanic will have to access remaining
deck extrusion mounting hardware from
underneath the section.
d. Remove nut (7), lock washer (8), and flat
washer (9), from screw (10) securing flat
washer (11 ) in position between deck
extrusions (5 and 12). Discard lock washer.