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4.3.12.5.(1) | Application | Intent |
| OP1 | OS1 |
| Objective | OP1 Fire Protection of the Building or Facility |
| Attribution | |
| Application | Application 1: Minimum fire-resistance ratings of fire separations forming fire
compartments separating indoor storage tanks for flammable liquids and combustible
liquids in industrial occupancies from
the remainder of the building, and where:
Exceptions:
except as exempted in Sentences 4.1.1.1.(2) and (3), which apply to unique hazards
at process plants, in transportation, for oil
burning equipment, on farms and isolated construction projects, and the storage
of aerosol products.
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| Intent | Intent 1: To limit the probability that a fire involving tanks will
spread outside of the area of fire origin, which could lead to damage to the
building. Intent 2: To limit the probability that activities in other parts
of the building will lead to a fire exposure to the tanks, which could lead
to the spread of fire to the tanks, which could lead to damage to the building.
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