Chapter 19 — CONCRETE

Section 1901 — GENERAL

2025 California Building Code (Title 24, Part 2) · 2025 edition · ingested 2026-07-07 · California

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1901.1 Scope.

1901.1 Scope. The provisions of this chapter shall govern the materials, quality control, design and construction of concrete used in structures. 1901.1.1 Application. [DSA-SS/CC, OSHPD] The scope of application of Chapter 19 is as follows: 1. Structures regulated by the Division of the State Architect—Structural Safety/Community Colleges (DSA-SS/CC), which include those applications listed in Section 1.9.2.2. 2. Structures regulated by the Department of Health Care Access and Information/Office of Statewide Hospital Planning and Development (OSHPD), which include hospital buildings removed…

1901.2 Plain and reinforced concrete.

1901.2 Plain and reinforced concrete. Structural concrete shall be designed and constructed in accordance with the requirements of this chapter and ACI 318 as supplemented in Section 1905 of this code. 1901.2.1 Structural concrete with GFRP reinforcement. Cast-in-place structural concrete internally reinforced with glass fiber reinforced polymer (GFRP) reinforcement conforming to ASTM D7957 and designed in accordance with ACI CODE 440.11 shall be permitted where fire-resistance ratings are not required and only for structures assigned to Seismic Design Category A.

1901.3 Anchoring to concrete.

1901.3 Anchoring to concrete. Anchoring to concrete shall be in accordance with ACI 318 as supplemented in Section 1905, and applies to cast-in (headed bolts, headed studs and hooked J- or L-bolts), post-installed expansion (torque-controlled and displacement-controlled), undercut, screw, and adhesive anchors. 1901.3.1 Power actuated fasteners. [OSHPD 1R, 2 & 5] Power actuated fasteners qualified in accordance with ICC-ES AC 70 shall be deemed to satisfy the requirements of ASCE 7, Section 13.4.5. Power actuated fasteners shall be permitted in seismic shear for components exempt from…

1901.4 Composite structural steel and concrete structures.

1901.4 Composite structural steel and concrete structures. Systems of structural steel acting compositely with reinforced concrete shall be designed in accordance with Section 2206 of this code.

1901.5 Construction documents.

1901.5 Construction documents. The construction documents for structural concrete construction shall include: 1. The specified compressive strength of concrete at the stated ages or stages of construction for which each concrete element is designed. 2. The specified strength or grade of reinforcement. 3. The size and location of structural elements, reinforcement and anchors. 4. Provision for dimensional changes resulting from creep, shrinkage and temperature. 5. The magnitude and location of prestressing forces. 6. Anchorage length of reinforcement and location and length of lap splices. 7.…

1901.6 Special inspections and tests.

1901.6 Special inspections and tests. S pecial inspections and tests of concrete elements of buildings and structures and concreting operations shall be as required by Chapter 17.

1901.7 Tolerances for structural concrete.

1901.7 Tolerances for structural concrete. Where not indicated in construction documents, structural tolerances for concrete structural elements shall be in accordance with this section. 1901.7.1 Cast-in-place concrete tolerances. Structural tolerances for cast-in-place concrete structural elements shall be in accordance with ACI 117. Exceptions: 1. Group R-3 detached one- or two-family dwellings are not required to comply with this section. 2. Shotcrete is not required to comply with this section. 1901.7.2 Precast concrete tolerances. Structural tolerances for precast concrete structural…