Quiz: 2024 International Building Code (IBC) Chapter 14 Exterior Walls

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1. What is the minimum test exposure duration for an exterior wall assembly tested in accordance with ASTM E331 to resist wind-driven rain?

2. At what height above grade plane must exterior walls on buildings of Type I-IV construction containing a combustible water-resistive barrier be tested in accordance with NFPA 285?

3. Which peak heat release rate value allows a combustible water-resistive barrier to be exempt from NFPA 285 testing if it is the only combustible component?

4. What is the minimum horizontal lap for No. 15 asphalt felt used as a water-resistive barrier?

5. What is the minimum fire separation distance required for a building with polypropylene siding from an adjacent building?

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