IRC 2021 · Model

Chapter 17: Foundations And Soils

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

E3404.1 Voltages Throughout Chapters 34 through 43, the voltage considered shall be that at which the circuit operates. The voltage rating of electrical equipment shall be not less than the nominal voltage of the circuit to which it is connected. (110.4)

  1. E3404.1Voltages
  2. E3404.2Interrupting rating
  3. E3405.1Working space and clearances
  4. E3405.2Working clearances for energized equipment and panelboards
  5. E3405.3Indoor dedicated panelboard space
  6. E3405.4Outdoor dedicated panelboard space
  7. E3406.1General
  8. E3406.2Conductor material
  9. E3406.3Minimum size of conductors
  10. E3406.4Stranded conductors
  11. E3406.5Individual conductor insulation
  12. E3407.1Grounded conductors
  13. E3407.2Equipment grounding conductors
  14. M1701.1Scope
  15. M1701.2Opening location

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IRC 2021 Chapter 17: Foundations And Soils — Model Code | BuildSpec