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• IBC 1905.1

  General

  • General scope for Section 1905.

  Works withIBC 1905

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• IBC 1905.2

  ACI 318 Section 2.3

  • Requirements for aCI 318 Section 2.3; see linked sections.

  Works withIBC 1905.5IBC Chapter 14

  International Building Code, 2024 · Chapter 19, ConcreteRead the full text (opens UpCodes in a new tab)

• IBC 1905.3

  Intermediate precast structural walls

  • Requirements for intermediate precast structural walls.

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• IBC 1905.4

  Foundations designed to resist earthquake forces

  • Foundations resisting earthquake forces follow ACI 318 Section 18.13 unless modified by Chapter 18.

  Works withIBC 1808.8.6IBC Chapter 18

  International Building Code, 2024 · Chapter 19, ConcreteRead the full text (opens UpCodes in a new tab)

• IBC 1905.5

  Detailed plain concrete structural walls

  • Requirements for detailed plain concrete structural walls; see linked sections.

  Works withIBC 1905.5.1

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• IBC 1905.6

  Structural plain concrete

  • Requirements for structural plain concrete.

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• IBC 1905.7

  Design requirements for anchors

  • Requirements for design requirements for anchors; see linked sections.

  Works withIBC 1905.7.1IBC 1905.7.2

  International Building Code, 2024 · Chapter 19, ConcreteRead the full text (opens UpCodes in a new tab)

• IBC 1905.3.1

  Connections designed to yield

  • Yielding connections in intermediate precast walls keep 80% of design strength at design displacement or use Type 2 splices.

  International Building Code, 2024 · Chapter 19, ConcreteRead the full text (opens UpCodes in a new tab)

• IBC 1905.5.1

  Reinforcement

  • Detailed plain concrete walls: 0.20 sq in bars vertical at corners, openings and wall ends; horizontal at floors, roof, top and bottom, and every 120 in.

  International Building Code, 2024 · Chapter 19, ConcreteRead the full text (opens UpCodes in a new tab)

• IBC 1905.6.1

  Seismic Design Categories A and B

  • SDC A–B: one- and two-family stud-wall dwellings up to three stories may use unreinforced plain footings.

  International Building Code, 2024 · Chapter 19, ConcreteRead the full text (opens UpCodes in a new tab)

• IBC 1905.6.2

  Seismic Design Categories C, D, E and F

  • SDC C–F: no structural plain concrete except dwelling basement walls (SDC D–E: max 8 ft tall, 7½ in thick, 4 ft unbalanced fill), small isolated footings, and wall footings with two continuous No. 4 bars (0.002 area).

  Works withIBC 1809.7

  International Building Code, 2024 · Chapter 19, ConcreteRead the full text (opens UpCodes in a new tab)

• IBC 1905.7.1

  Anchors in tension

  • Requirements for anchors in tension.

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• IBC 1905.7.2

  Anchors in shear

  • Sill plate anchor bolts in light-frame walls skip ACI concrete breakout checks when ⅝ in max, 7 in embedment, 1¾ in edge distance along the plate and 15 diameters across, with 2x or 3x sills.

  Works withIBC 1906

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• IBC 202

  Cast-in-place concrete equivalent diaphragm

  • Defined in 1905.2.

  Works withIBC 1905.2

  International Building Code, 2024 · Chapter 2, DefinitionsRead the full text (opens UpCodes in a new tab)

• IBC 202

  Detailed plain concrete structural wall

  • Defined in 1905.2.

  Works withIBC 1905.2

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• IBC 202

  Ordinary plain concrete structural wall

  • Defined in 1905.2.

  Works withIBC 1905.2

  International Building Code, 2024 · Chapter 2, DefinitionsRead the full text (opens UpCodes in a new tab)

• IBC 202

  Ordinary precast structural wall

  • Defined in 1905.2.

  Works withIBC 1905.2

  International Building Code, 2024 · Chapter 2, DefinitionsRead the full text (opens UpCodes in a new tab)

• IBC 202

  Ordinary reinforced concrete structural wall

  • Defined in 1905.2.

  Works withIBC 1905.2

  International Building Code, 2024 · Chapter 2, DefinitionsRead the full text (opens UpCodes in a new tab)

• IBC 202

  Precast concrete diaphragm

  • Defined in 1905.2.

  Works withIBC 1905.2

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• IBC 1901.2

  Plain and reinforced concrete

  • Structural concrete is designed and built to ACI 318 as amended by 1905.

  Works withIBC 1905.1IBC 1905

  International Building Code, 2024 · Chapter 19, ConcreteRead the full text (opens UpCodes in a new tab)

• IBC 1901.3

  Anchoring to concrete

  • Anchors in concrete (cast-in, expansion, undercut, screw, adhesive) follow ACI 318 Chapter 17 as amended by 1905.7.

  Works withIBC 1905.7IBC 1905

  International Building Code, 2024 · Chapter 19, ConcreteRead 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.