3.2.1.5.(1)

Intent 1:

To limit the probability of the spread of fire within the basement, which could lead to harm to persons.

Intent 2:

To limit the probability of the spread of fire within the basement, which could lead to the collapse of the floor assembly above the basement during the time required to achieve occupant safety and for emergency responders to perform their duties, which could lead to harm to persons, including emergency responders.