Sentence 3.1.10.2.(1)

  1. OS1
  2. OP1
  3. +
  4. OP3

Objective

OS1 Fire Safety

Attribution

[F03-OS1.2]Applies to portion of Code text: “A firewall that separates a building or buildings with floor areas containing a Group E or a Group F, Division 1 or 2 major occupancy shall be constructed as a fire separation of noncombustible construction having a fire-resistance rating not less than 4 h …”

Intent

Intent 1:

To limit the probability that a firewall will have insufficient fire-resistance, which could lead to the spread of fire from one building to another, which could lead to harm to persons in the building not originally involved in the fire.

Intent 2:

To limit the probability that fire will spread from one building to another during the time needed for emergency responders to carry out their duties, which could lead to harm to persons in the building not originally involved in the fire.

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