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Chapter 3 Special Inspections Classification

and non composite, except as exempted by NCSBC-1704.4 Exception. To qualify for the exception, the construction shall be on undisturbed, stable, non-problem soil or rock, or as specified by the SER or GER, as appropriate. See also SICC-302.6 and SICC-302.7 for foundations and walls.

NCSBC -1704.4 Exception: Special inspections shall not be required for:

    • 1.

      Isolated spread concrete footings of buildings three stories or less in height that are fully supported on earth or rock.

    • 2.

      Continuous concrete footings supporting walls of buildings three stories or less in height that are fully supported on earth or rock where:

      • 2.1.

        The footings support walls of light frame construction;

      • 2.2.

        The footings are designed in accordance with Table 1805.4.2; or

      • 2.3.

        The structural design is based on a f’c no greater than 2,500 pounds per square inch (17.2 MPa).

    • 3.

      Nonstructural concrete slabs supported directly on the ground, including prestressed slabs on grade, where the effective prestress in the concrete is less than 150 pounds per square inch (1.03 MPa).

    • 4.

      Concrete foundation walls constructed in accordance with Table 1805.5(1), 1805.5(2), 1805.5(3) or

      • 1805.5

        (4).

    • 5.

      Concrete patios, driveways and sidewalks, on grade.

  • b.

    Seismic-force-resisting systems. (Seismic Design Category C, D, E, or F): Testing of reinforcing

steel and prestressing steel as required by NCSBC-1708.3.

SICC-302.4 Precast concrete (See SICC-2007 Chapter 8).

a. Precast concrete fabricators. Special inspections of the fabrication process are required, for all precast concrete elements that are themselves subject to special inspections.

b. Off-site precast components. All architectural and/or structural precast concrete building elements manufactured off-site, usually at a precast concrete plant, with the exception of miscellaneous cast stone items such as sills, coping, pavers, etc., or as otherwise approved.

c. Site-cast precast components. All site-cast, precast concrete elements, including tilt-up concrete wall panels.

d. Seismic-force-resisting systems. (Seismic Design Category C, D, E, or F): Welding of connections as required by NCSBC-1707.2.

SICC-302.5 Masonry (See SICC-2007 Chapter 9).

a. Elements. Masonry elements, depending on the masonry design, classification of the building or type of occupancy (see NCSBC -Table 1604.5 and NCSBC -Table 1617.6).

NCBC-1704.5 Exception: Special inspections shall not be required for: 1. Empirically designed masonry, glass unit masonry, or masonry veneer designed by Section 2109, 2110, or ACI 530/ASCE 5/TMS 402 Chapters 5, 6 or 7 when they are part of nonessential buildings (see Tables 1604.5 and 1617.6).

    • 2.

      Masonry foundation walls constructed in accordance with Table 1805.5(1), 1805.5(2), 1805.5(3) or

    • 1805.5

      (4).

  • b.

    Seismic-force-resisting systems. (Seismic Design Category C, D, E, or F) as required by NCSBC -

1708.1.

SICC-302.6 Wood (See SICC-2007 Chapter 10).

a. Wood fabricators. Special inspections of the fabrication process are required.

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