How far above the roof should the tip of a ladder extend when placed at a roof?

The correct answer is that the tip of the ladder should extend 3 feet above the roof when positioned for access. This height provides essential safety benefits for firefighters and other personnel. Extending the ladder above the edge of the roof allows for a secure exit and entry point without the risk of slipping or falling as they transition from the ladder onto the roof.

Moreover, having that extra height aids in safely navigating the ladder while carrying equipment. It ensures greater visibility in chaotic environments and assists in making the ladder more accessible for any emergency egress. This recommendation aligns with fire service guidelines and is based on best practices for ladder safety in firefighting operations.