scope:

This standard applies to all London Underground (LU) premises and all work taking place within the boundary of those premises, including railway facilities, but not trains.

The passive fire protection systems within the scope of this document include all fire resisting elements of construction comprising, doorsets, shutters, floors, walls, ceilings, glazing, fire stopping, ductwork, dampers, structural fire protection, cavity barriers, escape doors, door furniture and signs associated with escape doors and fire resisting doors, and fire safety signs.

Purpose

The purpose of this standard is to define the parameters that control the provision of passive fire protection systems.