Release and evacuation of a victim on a CROLL - Petzl Canada
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Release and evacuation of a victim on a CROLL

Operation from below by a team member with his own equipment. The rescuer must do his risk assessment before intervening and include a check that the victim's ropes are in good condition. The counterbalance system is used to transfer the victim onto the descender. The rescuer ascends on the victim's safety line.

Warnings

  • Carefully read the Instructions for Use used in this technical advice before consulting the advice itself. You must have already read and understood the information in the Instructions for Use to be able to understand this supplementary information.
  • Mastering these techniques requires specific training. Work with a professional to confirm your ability to perform these techniques safely and independently before attempting them unsupervised.
  • We provide examples of techniques related to your activity. There may be others that we do not describe here.

1. The rescuer transfers himself to the RIG descender, connects his lanyard to the victim and moves his ASAP above the victim.

RIG

2. The rescuer puts a second connection in place. He can then remove the equipment that is in the victim's way.

The rescuer puts a second connection in place. He can then remove the equipment that is in the way.

3. On the victim's rope, the rescuer installs his foot loop in counterbalance on the ASCENSION handled rope clamp.

ASCENSION

4. In counterbalance on the foot loop, the rescuer blocks the rope from running through the CROLL and raises the victim. He removes the CROLL and takes up as much rope slack as possible in the RIG descender.

The rescuer blocks the rope from running through the CROLL and raises the victim.
He removes the CROLL and takes up as much rope slack as possible in the RIG descender.

5. The rescuer, hanging on the RIG, recovers his rope clamp. He installs a braking carabiner and accompanies the victim to the ground.

Ground level