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• R606.3.4

  Protection for Reinforcement

  • Bars are fully embedded: joint reinforcement 5/8 in from the face, other bars one diameter and at least 3/4 in, or 2 in where exposed to weather or soil; ties carry the listed galvanizing.

  International Residential Code, 2024 · Chapter 6, Wall ConstructionRead the full text (opens UpCodes in a new tab)

• R310.7

  Fire Alarm Systems

  • A household fire alarm system may replace smoke alarms if it uses UL 268 detectors in the same locations and stays with the home.

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

• R502.12.1

  Design

  International Residential Code, 2024 · Chapter 5, FloorsRead the full text (opens UpCodes in a new tab)

• R606.6.4.1

  Horizontal Lateral Support

  International Residential Code, 2024 · Chapter 6, Wall ConstructionRead the full text (opens UpCodes in a new tab)

• R505.3.1

  Floor-to-Foundation or Load-Bearing Wall Connections

  • Steel floors are anchored to foundations, sills or walls per Table R505.3.1(1), with bolts within 12 in of corners and track ends; tighter spacing applies in Exposure C.
  • Steel joists get two No. 8 screws at each bearing track, and subfloor screws go 6 in apart at edges and 12 in in the field.

  International Residential Code, 2024 · Chapter 5, FloorsRead the full text (opens UpCodes in a new tab)

• R608.4.1

  Surface Burning Characteristics

  International Residential Code, 2024 · Chapter 6, Wall ConstructionRead the full text (opens UpCodes in a new tab)

• R705.1

  Listing Required

  • Solar (BIPV) siding and windows are listed to UL 1703 or UL 61730.

  International Residential Code, 2024 · Chapter 7, Wall CoveringRead the full text (opens UpCodes in a new tab)

• R308

  Site Address

  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.