Which method of construction is required for life safety rope?

The correct method of construction for life safety rope is block creel. This construction technique is specifically designed to provide the necessary strength, durability, and reliability required for life safety applications in firefighting and rescue operations.

Block creel construction involves the precise alignment of fibers during the manufacturing process, resulting in a rope that possesses a high tensile strength and excellent load-bearing capabilities. This ensures that the rope can withstand the forces and stresses encountered during a rescue operation, making it a critical component in ensuring the safety of firefighters and those they may rescue.

In contrast, the other options, such as plaited, solid braid, and woven constructions, may not provide the same level of performance or safety characteristics required for life safety rope. These methods can be more suitable for other applications but do not meet the stringent specifications necessary for high-risk situations where life support is dependent on the rope's integrity. Therefore, block creel is the preferred and required construction method for life safety rope as outlined in industry standards.