IBC 2021 · Model

Chapter 6: Types Of Construction

23 sections in this chapter of the IBC 2021 model text — not Model's amended edition.

601 General TABLE 601FIRE-RESISTANCE RATING REQUIREMENTS FOR BUILDING ELEMENTS (HOURS) BUILDING ELEMENT TYPE I TYPE II TYPE III TYPE IV TYPE V A B A B A B A B C HT A B Primary structural framef (see Section 202) 3a, b 2a, b, c 1b, c 0c 1b, c 0 3a 2a 2a HT 1b, c 0 Bearing walls Exteriore, f 3 2 1 0 2 2 3 2 2 2 1 0 Interior 3a 2a 1 0 1 0 3 2 2 1/HTg 1 0 Nonbearing walls and partitionsExterior See Table 705.5 Nonbearing walls and partitionsInteriord 0 0 0 0 0 0 0 0 0 See Section 2304.11.2…

  1. 601General
  2. 601.1Scope
  3. 602.1General
  4. 602.1.1Minimum requirements
  5. 602.2Types I and II
  6. 602.3Type III
  7. 602.4Type IV
  8. 602.4.1Type IV-A
  9. 602.4.1.1Exterior protection
  10. 602.4.1.2Interior protection
  11. 602.4.2Type IV-B
  12. 602.4.2.1Exterior protection
  13. 602.4.3Type IV-C
  14. 602.4.4Type IV-HT
  15. 602.4.4.1Fire-retardant-treated wood in exterior walls
  16. 602.4.4.2Cross-laminated timber in exterior walls
  17. 602.4.4.3Concealed spaces
  18. 602.5Type V
  19. 603.1Allowable materials
  20. 603.1.1Ducts
  21. 603.1.2Piping
  22. 603.1.3Electrical
  23. 705.2.1Types I and II construction

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