To limit the probability that fire will spread:
- from a lower floor level to upper floor levels in a
fire situation, or
- from a floor area into exit stairs in a fire situation.
This is to limit the probability of
the spread of fire in the upper floor levels or in the exit stairs,
which could lead to:
- delays or ineffectiveness in fire suppression operations,
which could lead to the spread of fire, which could lead to harm to
- delays in the evacuation or movement of persons to a
safe place, which could lead to harm to persons.
To state the application of Articles 22.214.171.124. to 126.96.36.199.