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• IBC 1705.1

  General

  • General scope for Section 1705.

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• IBC 1705.2

  Steel construction

  • Requirements for steel construction.

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• IBC 1705.3

  Concrete construction

  • Concrete special inspections and tests per Table 1705.3 (rebar placement, welding, anchors, mix, sampling, placement, curing, prestressing, precast). Exempt: small-building spread or wall footings (3 stories or less, f'c ≤ 2,500 psi), slabs on grade, prescriptive foundation walls, patios and driveways.

  Works withIBC Table 1809.7IBC Table 1807.1.6.2IBC 1705.13IBC Table 1705.3

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• IBC 1705.4

  Masonry construction

  • Masonry inspections follow TMS 402/602 quality assurance; exempt veneer in RC I–III, prescriptive foundation walls, fireplaces and chimneys.

  Works withIBC 2110IBC 2111IBC 2112IBC 2113IBC Chapter 14

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• IBC 1705.5

  Wood construction

  • Requirements for wood construction; see linked sections.

  Works withIBC 1704.2.5

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• IBC 1705.6

  Soils

  • Soils inspections per Table 1705.6: bearing material, excavation depth, fill testing, continuous inspection of fill placement and compaction. Without a geotech report, fill must reach 90% of ASTM D1557 density.

  Works withIBC 1803IBC Table 1705.6

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• IBC 1705.7

  Driven deep foundations

  • Driven piles get continuous inspection of materials, driving, blow counts, locations and plumbness.

  Works withIBC Table 1705.7IBC 1705.2IBC 1705.3

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• IBC 1705.8

  Cast-in-place deep foundations

  • Cast-in-place deep foundations get continuous inspection of drilling, locations, diameters, lengths and concrete volumes.

  Works withIBC 1705.3IBC Table 1705.8

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• IBC 1705.9

  Helical pile foundations

  • Helical piles get continuous inspection recording equipment, dimensions, depth and final torque.

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• IBC 1705.10

  Structural integrity of deep foundation elements

  • Requirements for structural integrity of deep foundation elements.

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• IBC 1705.11

  Fabricated items

  • Requirements for fabricated items; see linked sections.

  Works withIBC 1704.2.5

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• IBC 1705.12

  Special inspections for wind resistance

  • Wind special inspections apply where V ≥ 150 mph in Exposure B, or V ≥ 140 mph in Exposure C or D.

  Works withIBC 1705.12.1IBC 1705.12.3IBC 1704.2

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• IBC 1705.13

  Special inspections for seismic resistance

  • Seismic special inspections per 1705.13.1–1705.13.9; exempt light-frame with SDS ≤ 0.5 and height ≤ 35 ft, reinforced masonry/concrete with SDS ≤ 0.5 and ≤ 25 ft, and regular one- and two-family dwellings of two stories or less.

  Works withIBC 1705.13.1IBC 1705.13.9IBC 1704.2IBC 1613.2.4

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• IBC 1705.14

  Testing for seismic resistance

  • Requirements for testing for seismic resistance; see linked sections.

  Works withIBC 1705.14.1IBC 1705.14.4IBC 1704.2

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• IBC 1705.15

  Sprayed fire-resistive materials (SFRM)

  • Sprayed fire-resistive material (SFRM) is inspected for substrate, thickness, density, bond strength and finish.

  Works withIBC 1705.15.1IBC 1705.15.6IBC 1705.15.4.1IBC 1705.15.4.9

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• IBC 1705.16

  Intumescent fire-resistive materials

  • Intumescent fire-resistive coatings are inspected per AWCI 12-B.

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• IBC 1705.17

  Exterior insulation and finish systems (EIFS)

  • All EIFS get special inspection unless over a drained WRB or over masonry or concrete.

  Works withIBC 1407.7

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• IBC 1705.18

  Fire-resistant penetrations and joints

  • Firestop and fire-resistant joint inspections (ASTM E2174/E2393) in high-rises, Risk Category III/IV, and Group R fire areas over 250 occupants.

  Works withIBC 714.4.1.2IBC 715.3.1IBC 714.5.1.2IBC 715.4IBC 1705.18.1IBC 1705.18.2

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• IBC 1705.19

  Testing for smoke control

  • Smoke control systems are tested by a special inspector during duct erection and before occupancy.

  Works withIBC 909

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• IBC 1705.20

  Sealing of mass timber

  • Periodic inspection of sealants and adhesives on mass timber required by 703.7.

  Works withIBC 703.7IBC 1706

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• IBC 1705.1.1

  Special cases

  • Unusual work (alternative materials, unusual designs, extra manufacturer requirements) may require special inspection.

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• IBC 1705.2.1

  Structural steel

  • Structural steel inspections follow AISC 360 quality assurance; railings only at welds of cantilevered posts.

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• IBC 1705.2.2

  Structural stainless steel

  • Requirements for structural stainless steel.

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• IBC 1705.2.3

  Cold-formed steel deck

  • Requirements for cold-formed steel deck.

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• IBC 1705.2.4

  Open-web steel joists and joist girders

  • Requirements for open-web steel joists and joist girders; see linked sections.

  Works withIBC 2207.1IBC 1705.13IBC Table 1705.2.4

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• IBC 1705.2.5

  Cold-formed steel trusses spanning 60 feet or greater

  • Cold-formed steel trusses spanning 60 ft or more: inspector verifies temporary and permanent bracing.

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• IBC 1705.2.6

  Metal building systems

  • Requirements for metal building systems; see linked sections.

  Works withIBC 1705.2.1IBC 1705.2.3IBC 1705.2.4IBC 1705.2.5IBC Table 1705.2.6

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• IBC 1705.3.1

  Welding of reinforcing bars

  • Requirements for welding of reinforcing bars.

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• IBC 1705.3.2

  Material tests

  • Requirements for material tests.

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• IBC 1705.4.1

  Glass unit masonry and masonry veneer in Risk Category IV

  • Requirements for glass unit masonry and masonry veneer in Risk Category IV; see linked sections.

  Works withIBC 2110IBC Chapter 14

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• IBC 1705.4.2

  Vertical masonry foundation elements

  • Requirements for vertical masonry foundation elements; see linked sections.

  Works withIBC 1705.4

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• IBC 1705.5.1

  High-load diaphragms

  • High-load wood diaphragms: inspector checks panel grade and thickness, framing size, nail size and spacing.

  Works withIBC 2306.2IBC 1704.2

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• IBC 1705.5.2

  Metal-plate-connected wood trusses spanning 60 feet or greater

  • Metal-plate wood trusses spanning 60 ft or more: inspector verifies temporary and permanent bracing.

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• IBC 1705.5.3

  Mass timber construction

  • Mass timber (IV-A, IV-B, IV-C) inspections per Table 1705.5.3: anchorage, erection, screws, adhesive anchors and connections.

  Works withIBC Table 1705.5.3

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• IBC 1705.12.1

  Structural wood

  • Wind: continuous inspection of field gluing; periodic for nailing, bolting and hold-downs of wood shear walls and diaphragms, unless edge nailing is more than 4 in o.c.

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• IBC 1705.12.2

  Cold-formed steel light-frame construction

  • Requirements for cold-formed steel light-frame construction.

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• IBC 1705.12.3

  Wind-resisting components

  • Wind: periodic inspection of roof covering, deck and framing connections and exterior wall covering connections.

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• IBC 1705.13.1

  Structural steel

  • Requirements for structural steel; see linked sections.

  Works withIBC 1705.13.1.1IBC 1705.13.1.2

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• IBC 1705.13.2

  Structural wood

  • Seismic (SDC C–F): continuous inspection of field gluing; periodic for wood shear wall and diaphragm fastening unless edge nailing is more than 4 in o.c.

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• IBC 1705.13.3

  Cold-formed steel light-frame construction

  • Requirements for cold-formed steel light-frame construction.

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• IBC 1705.13.4

  Designated seismic systems

  • Requirements for designated seismic systems.

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• IBC 1705.13.5

  Architectural components

  • SDC D–F: periodic inspection of cladding, nonbearing walls and veneer, except under 30 ft high, veneer 5 psf or less, or interior walls 15 psf or less.

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• IBC 1705.13.6

  Plumbing, mechanical and electrical components

  • Periodic inspection of anchorage of emergency electrical equipment, hazardous piping and ducts, vibration isolators, and sprinkler clearances (3 in) in SDC C–F.

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• IBC 1705.13.7

  Storage racks

  • Steel storage racks 8 ft or taller in SDC D–F get periodic inspection.

  Works withIBC 1704.2.5IBC Table 1705.13.7

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• IBC 1705.13.8

  Seismic isolation systems

  • Requirements for seismic isolation systems.

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• IBC 1705.13.9

  Cold-formed steel special bolted moment frames

  • Requirements for cold-formed steel special bolted moment frames.

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• IBC 1705.14.1

  Structural steel

  • Requirements for structural steel; see linked sections.

  Works withIBC 1705.14.1.1IBC 1705.14.1.2

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• IBC 1705.14.2

  Nonstructural components

  • Requirements for nonstructural components; see linked sections.

  Works withIBC 1704.5

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• IBC 1705.14.3

  Designated seismic systems

  • Requirements for designated seismic systems; see linked sections.

  Works withIBC 1704.5

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• IBC 1705.14.4

  Seismic isolation systems

  • Requirements for seismic isolation systems.

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• IBC 1705.15.1

  Physical and visual tests

  • Requirements for physical and visual tests.

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• IBC 1705.15.2

  Structural member surface conditions

  • Requirements for structural member surface conditions.

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• IBC 1705.15.3

  Application

  • Requirements for application.

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• IBC 1705.15.4

  Thickness

  • No more than 10% of SFRM thickness readings may be under design thickness, and none below the minimum in 1705.15.4.1.

  Works withIBC 1705.15.4.1

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• IBC 1705.15.5

  Density

  • SFRM density at least the design value; one sample per 2,500 sq ft per story.

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• IBC 1705.15.6

  Bond strength

  • SFRM bond strength at least 150 psf (ASTM E736).

  Works withIBC 1705.15.6.1IBC 1705.15.6.3

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• IBC 1705.17.1

  Water-resistive barrier coating

  • Requirements for water-resistive barrier coating.

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• IBC 1705.18.1

  Penetration firestops

  • Requirements for penetration firestops; see linked sections.

  Works withIBC 714.4.1.2IBC 714.5.1.2

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• IBC 1705.18.2

  Fire-resistant joint systems

  • Requirements for fire-resistant joint systems; see linked sections.

  Works withIBC 715.3.1IBC 715.4

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• IBC 1705.19.1

  Testing scope

  • Requirements for testing scope.

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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.