TM-5-5420-279-10
NOTE
Tension is released from the lower cable once it starts to separate from the underside of
the launch beam.
4.9.5.16
On the chest pack move the joystick slowly rearwards to release the tension in the
bottom winch cable.
4.9.5.17
On the chest pack, move the joystick to the left to select the required bridge drive
function and make sure the POWER and the bridge drive mode selected (LEVEL,
HIGH, or
LOW)
captions on
the chest pack display illuminate. Make sure the
BRIDGE LIFT caption on the chest pack display goes off.
4.9.5.18
On the chest pack, slowly move the joystick rearwards until the home bank carriage
restraint latches raise.
4.9.5.19
Release both carriage restraint latches from the launch frame, and on the chest pack,
move the joystick forward to drive the bridge outwards until the home bank carriage
restraint arm is fully extended.
4.9.5.20
Once the carriages are clear of the restraint latches lower the latches.
WARNING
CRUSH HAZARD. RELEASE OF THE BRIDGE STOP EMERGENCY MAY CAUSE THE
BRIDGE TO ROCK. MOVE PERSONNEL CLEAR OF THE BRIDGE DURING RELEASE OF
THE BRIDGE STOP EMERGENCY. FAILURE TO HEED THIS INSTRUCTION COULD LEAD
TO SEVERE INJURY TO PERSONNEL.
4.9.5.21
On the chest pack, move the joystick to the right to select the bridge lift function.
Make sure the POWER and the BRIDGE LIFT captions on the chest pack display
illuminate. Make sure the bridge drive mode selected (LEVEL, HIGH, or LOW)
caption on the chest pack display goes off.
NOTE
Personnel are also required to deploy the far bank approach ramps and defile markers.
Ramp carrying handles, and marker tape, should be carried across the bridge at this time.
4.9.5.22
Send two persons across the bridge to the far bank to retract the shootbolts on the far
bank carriage beam.
4.9.5.23
On the chest pack, move the joystick forwards to lift the bridge.
4.9.5.24
Retract the shootbolts on the far bank carriage beams.
4.9.5.25
Make sure personnel are cleared from the area. On the chest pack, move the joystick
rearward to lower the bridge into position across the gap. Make sure the drum
winches operate and lower the far bank end of the bridge towards the ground
stopping about one foot from the ground.
4.9.5.26
When the bridge is about one foot from the ground, one person jumps onto the far
bank and removes the ramp module skids from the far bank ramp module.
4.9.5.27
Store the ramp module skids and R clips in the LV basket.
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