To limit the probability that an elevator suitable for use by firefighters will not be available during the time required for emergency responders to perform their duties, which could lead to delays or inefficiencies in fire emergency response operations, which could lead to the spread of fire to other parts of the building, which could lead to damage to the building.
To state the application of Sentences 3.2.6.5.(2) to (6) for requirements regarding firefighters' elevators.