Calculators
  1. 1Pick a calculator
  2. 2Enter your project’s facts

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Calculators · Start here

Major Occupancy

Enter the facts, and the calculator works out what the code requires, every answer with the article it comes from.

3.1.2 · 3.1.3.2

Inputs

ResultEnter the inputs to see it.

Result

Read from OBC 2024
Major Occupancy

Enter the inputs to see the result.

A design aid, not a professional code opinion. Results are not a substitute for advice from a registered architect, professional engineer or qualified building official. Verify every output against the applicable edition before use in a permit application. Every figure is read from the printed 2024 Compendium.