Friday, July 31, 2020

3.1.7.3. Exposure Conditions for Rating

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3.1.7.3. Exposure Conditions for Rating


1) Floor, roof and ceiling assemblies shall be rated for exposure to fire on the underside.

2) Firewalls and interior vertical fire separations shall be rated for exposure to fire on each side.

3) Exterior walls shall be rated for exposure to fire from inside the building.

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