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Ontario Building Code

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Volume 1

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Division B

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Part 9

9.10.8.1. Fire-Resistance Ratings for Floors and Roofs

Feb 03, 2026© King's PrinterJan 16, 2025

(1)

Except as otherwise provided in this Subsection, the fire-resistance ratings of floors and roofs shall conform to Table 9.10.8.1. (See Subsection 9.10.2. for mixed occupancies and Subsection 9.10.21. for construction camps.)

Table 9.10.8.1. Fire Resistance Ratings for Floors and Roofs

Forming Part of Sentence 9.10.8.1.(1)

  • (1)
  • Table 9.10.8.1.

Mentioned in

  • 9. Housing and Small Buildings
  • 9.10.2.3. Major Occupancies Above Other Major Occupancies
  • 9.10.2.4. Buildings Containing More Than One Major Occupancy
  • 9.10.8.1. Fire-Resistance Ratings for Floors and Roofs
  • 9.10.8.10. Non-Application to Houses
  • 9.10.8.2. Fire-Resistance Ratings in Sprinklered Buildings
  • 9.10.8.6. Mezzanines
  • 9.10.8.7. Roofs Supporting an Occupancy
  • 9.10.8.9. Crawl Spaces

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