3.2.3.22.(1)

Objective

OS1 Fire Safety

Attribution

Intent

Intent 1:

To limit the probability of the accumulation of vapours beneath the building, which could lead to such vapours entering the building, which could lead to their subsequent ignition by indoor or outdoor ignition sources, which could lead to harm to persons.

Intent 2:

To limit the probability that vapours will migrate into the building, which could lead to their accumulation and subsequent ignition by a nearby ignition source, which could lead to harm to persons.

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