What is one way to build enough friction to hold a victim during a pole top rescue?

Building enough friction to effectively hold a victim during a pole top rescue is crucial for both the rescuer's and victim's safety. Wrapping the rope twice around the crossarm increases the surface area in contact with the crossarm, thus enhancing the friction. This added friction helps prevent the rope from slipping and provides a secure hold on the victim.

In rescue scenarios, the friction generated is vital for safely lowering or securing a person. The technique of wrapping the rope around a stable structure, such as a crossarm, is a standard practice that takes advantage of the principles of friction and mechanical advantages.

Other methods, such as using a slip knot or securing knots with tape, do not address the need for friction in the same effective way. A slip knot is designed to tighten under load but may not provide the necessary friction to hold a victim securely. Similarly, while a heavier rope might seem like it could provide more grip, it does not inherently increase friction in the same manner as multiple wraps would.