707.3.10 Fire areas.
BC § 707.3.10
The fire barriers or horizontal assemblies, or both, separating a single occupancy into different fire areas shall have a fire-resistance rating of not less than that indicated in Table 707.3.10. The fire barriers or horizontal assemblies, or both, separating fire areas of mixed occupancies shall have a fire-resistance rating of not less than the highest value indicated in Table 707.3.10 for the occupancies under consideration. Exception: For fire-resistance ratings of public corridors, see Section 707.3.11. Table 707.3.10Fire-Resistance Rating Requirements for Fire Barrier Assemblies or Horizontal Assemblies Between Fire Areas Occupancy Group Fire-Resistance Rating (hours) H-1, H-2 4 F-1, H-3, S-1 3 A, B, E, F-2, H-4, H-5, I, M, R, S-2 2 U 1
