TM 5-5420-203-14
d. Loading/Unloading the Scissored Bridge to/from a Lowbed Semitrailer using a Second
Launched Bridge as a Ramp - CONT
(1) Ensure the launcher is aligned as shown.
CAUTION
Care must be taken to avoid damage to the bridge when performing the following procedures
(m) Launching Sequence.
Engage the clutch. Set the launcher engine at 1800 RPM to develop required operating fluid
flow.
Refer to paragraph 2-8a for an illustration of the launching sequence. With the engine set at
operating RPM, lift up on lever. #1 The holdout cylinder pins will retract and the tie-down
chains will be released. The bridge will begin to rise off the bridge seat.
Lower the base of the outrigger to where it almost contacts the 6 x 6 in. x 3 ft timbers placed
on the launched bridge. Check the position of the timbers to be sure that the metal base of the
outrigger will not contact the metal deck extractions of the launched bridge.
Change 2 2-99
