Evacuation by Tyrolean traverse - Petzl Other

Evacuation by Tyrolean traverse


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Backed up rescue system (vertical and horizontal).

Evacuation by Tyrolean traverse.

White ropes: double Tyrolean Guiding the KOOTENAY pulley and the (gray) back-up rope. (Prusik hitches are attached to the (purple) rope to avoid slack on the gray back-up rope.)

Gray rope: back-up rope (guided)

Purple rope: belays horizontal movement (back and forth)

Blue rope: allows vertical movement (backed-up pulley system)