Sentence 3.3.2.5.(9)

Intent 1:

To limit the probability that a steeply sloped aisle will delay the movement of persons in an emergency situation, which could lead to delays in the evacuation or movement of persons to a safe place, which could lead to harm to persons.

Intent 2:

To limit the probability that a steeply sloped aisle will lead to persons tripping or falling, which could lead to harm to persons.