What is a recommended attachment method for the litter master point?

The double bowline is an excellent choice for establishing a litter master point due to its secure nature and the ability to create a fixed loop at the end of the rope. This knot is advantageous in a rescue context because it provides a stable attachment point for attaching the litter to a rescue system. It offers the strength needed to support the weight of a patient in the litter, minimizes the risk of accidental slippage, and allows for easy untying even after bearing a heavy load.

Furthermore, the double bowline's unique structure also prevents it from binding or tightening under load, which is critical during rescues where timely and safe patient extrication is paramount. The reliability of this knot makes it suitable for high-stress situations often encountered in rope rescue scenarios.

In contrast, while the other knots might have their uses, they do not provide the same combination of security and ease of use in this specific application. Thus, the double bowline stands out as the recommended attachment method for the litter master point.