Sentence 3.1.9.2.(1)

  1. OS1
  2. +
  3. OP1

Objective

OP1 Fire Protection of the Building

Attribution

[F03-OP1.2][F02,F04-OP1.3]Applies to portion of Code text: “Except as permitted by Articles 3.1.9.3. and 3.1.9.5., pipes, ducts, electrical outlet boxes, totally enclosed raceways or other similar service equipment that penetrate an assembly required to have a fire-resistance rating shall be noncombustible …”

Intent

Intent 1:

To limit the probability that certain service equipment that penetrates fire-rated assemblies will contribute to the growth and spread of fire within the assemblies, which could lead to a structural failure and collapse of the assemblies, which could lead to damage to the building.

Intent 2:

To limit the probability that certain service equipment that penetrates fire-rated assemblies--which also form a fire separation--will contribute to the growth and spread of fire within the assemblies, which could lead to a loss of integrity of the assemblies, which could lead to the spread of fire and smoke from one fire compartment to another fire compartment, which could lead to damage to the building in the other fire compartment.

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