What is the function of the brake hand during a descent?

The primary function of the brake hand during a descent is to control the rate and amount of descent. This is crucial for maintaining safety and ensuring that the individual descends at a speed that is manageable and safe for both the rescuer and the person being rescued. By applying pressure to the brake side of the descent device with the brake hand, the user can slow down or stop the descent as needed, allowing for precise control over their movement in a vertical environment.

This control is vital in situations where terrain or conditions may require a more careful approach to descending, especially when navigating obstacles or working in close proximity to potential hazards. A well-functioning brake hand technique ensures that the descent is smooth and controlled, reducing the risk of accidents and injuries during rope rescue operations.