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Every 2024 IRC section and the IBC as it loads, by number or topic, plus the local rules for your city. Free to search.

Detached houses, duplexes and townhouses up to 3 stories with their own exits use the IRC; every other building uses the IBC (IBC 101.2).

21 sections matching “R319” for San Antonio, TX, the 2024 IRC and IBC

  • R319.1

    Emergency Escape and Rescue Opening Required

    • Every bedroom, basement, habitable attic and room with a sleeping loft needs an operable escape opening to a public way or a yard that reaches one; each basement bedroom needs its own.
    • Exempt: mechanical-only basements of 200 sq ft or less, ICC 500 shelters, and sprinklered basement bedrooms where the basement has two exits.

    International Residential Code, 2024 · Chapter 3, Building PlanningRead the full text (opens UpCodes in a new tab)

  • R319.5

    Replacement Windows for Emergency Escape and Rescue Openings

    • A replacement escape window is exempt from the size rule if it's the maker's largest standard size that fits and the occupancy isn't changing.

    International Residential Code, 2024 · Chapter 3, Building PlanningRead the full text (opens UpCodes in a new tab)

  • R319.6

    Dwelling Additions

    • New bedrooms in an addition each need an escape opening, and a new basement needs one unless reached from a basement that has one.

    International Residential Code, 2024 · Chapter 3, Building PlanningRead the full text (opens UpCodes in a new tab)

  • R319.7

    Alterations or Repairs of Existing Basements

    • A new bedroom in an existing basement needs an escape opening; other basement alterations don't trigger one.

    International Residential Code, 2024 · Chapter 3, Building PlanningRead the full text (opens UpCodes in a new tab)

  • R319.1.1

    Operational Constraints and Opening Control Devices

    • Escape openings open from inside with no key or tool; fall-prevention devices are allowed if 70 in or less above the floor.

    International Residential Code, 2024 · Chapter 3, Building PlanningRead the full text (opens UpCodes in a new tab)

  • R319.2.2

    Minimum Dimensions

    Used in checks
    • The net clear opening is at least 24 in high and 20 in wide in normal operation.

    International Residential Code, 2024 · Chapter 3, Building PlanningRead the full text (opens UpCodes in a new tab)

  • R319.2.4

    Emergency Escape and Rescue Openings Under Decks, Porches and Cantilevers

    • An escape opening under a deck or porch opens fully onto a path at least 36 in high and 36 in wide to the yard.

    International Residential Code, 2024 · Chapter 3, Building PlanningRead the full text (opens UpCodes in a new tab)

  • R319.4.1

    Minimum Size

    • A below-grade escape opening's area well is at least 9 sq ft and 36 in each way, and lets the window open fully.

    International Residential Code, 2024 · Chapter 3, Building PlanningRead the full text (opens UpCodes in a new tab)

  • R319.4.2

    Ladder and Steps

    • Area wells deeper than 44 in need a permanent ladder or steps that the open window doesn't block.

    International Residential Code, 2024 · Chapter 3, Building PlanningRead the full text (opens UpCodes in a new tab)

  • R319.4.4

    Bars, Grilles, Covers and Screens

    • Bars, grilles or covers over escape openings keep the full clear size and release from inside with no key, tool or extra force.

    International Residential Code, 2024 · Chapter 3, Building PlanningRead the full text (opens UpCodes in a new tab)

  • R319.7.1

    Existing Emergency Escape and Rescue Openings

    • On a change of occupancy, an existing operable window may count if it opens at least 4 sq ft, 22 in high and 20 in wide.

    International Residential Code, 2024 · Chapter 3, Building PlanningRead the full text (opens UpCodes in a new tab)

Searches all 4,276 IRC 2024 sections, 5,532 IBC 2024 sections and defined terms (Chapters 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33 so far) and each city's local rules as they are added. Section numbers and titles from the International Residential Code and International Building Code, 2024 editions, copyrighted by the International Code Council; the IRC's electrical chapters (34 to 43) follow NFPA 70, the National Electrical Code. Requirements are summarized in our words (IRC Chapters 3 to 43, IBC Chapters 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33); read the full text at the link on each result. Local values come from each city's published documents.

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