R803.2.2
Allowable Spans
International Residential Code, 2024 · Chapter 8, Roof-Ceiling ConstructionRead the full text (opens UpCodes in a new tab)
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).
R803.2.2
International Residential Code, 2024 · Chapter 8, Roof-Ceiling ConstructionRead the full text (opens UpCodes in a new tab)
IBC 903.2.7.3
Works withIFC
International Building Code, 2024 · Chapter 9, Fire Protection and Life Safety SystemsRead the full text (opens UpCodes in a new tab)
R602.12.6.2
International Residential Code, 2024 · Chapter 6, Wall ConstructionRead the full text (opens UpCodes in a new tab)
E3909
International Residential Code, 2024 · Chapter 39, Power and Lighting DistributionRead the full text (opens UpCodes in a new tab)
IBC 202
Works withIFC
International Building Code, 2024 · Chapter 2, DefinitionsRead the full text (opens UpCodes in a new tab)
IBC 1010.2.4
Works withIBC 1006.2.1IBC 1006.3.4IBC 1004.9IBC 1009.8.1IBC 1009.8.2IBC 1004IBC 903.3.1.1IBC Table 1010.2.4
International Building Code, 2024 · Chapter 10, Means of EgressRead the full text (opens UpCodes in a new tab)
E3605
International Residential Code, 2024 · Chapter 36, ServicesRead the full text (opens UpCodes in a new tab)
IBC 105.3.2
Local review: Cities usually replace Chapter 1 with their own administrative rules. In San Antonio, permits, fees, time limits and inspections follow the city's adopted amendments and DSD procedures; confirm there before relying on these.
International Building Code, 2024 · Chapter 1, Scope and AdministrationRead 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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