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ACI CODE-318-19(22): Building Code Requirements for Structural Concrete and Commentary (Reapproved 2022) with Errata as of March 8, 2023, 2019
- 01--318-19Frontmatter [Go to Page]
- Front Matter
- TITLE PAGE
- 02--318-19Chap01 [Go to Page]
- Chapter 1—General [Go to Page]
- 1.1—Scope of ACI 318
- 1.2—General
- 1.3—Purpose
- 1.4—Applicability
- 1.5—Interpretation
- 1.6—Building official
- 1.7—Licensed design professional
- 1.8—Construction documents and design records
- 1.9—Testing and inspection
- 1.10—Approval of special systems of design, construction, or alternative construction materials
- 03--318-19Chap02 [Go to Page]
- Chapter 2—Notation and Terminology [Go to Page]
- 2.1—Scope
- 2.2—Notation
- 2.3—Terminology
- 04--318-19Chap03 [Go to Page]
- Chapter 3—Referenced Standards [Go to Page]
- 3.1—Scope
- 3.2—Referenced standards
- 05--318-19Chap04 [Go to Page]
- Chapter 4—Structural System Requirements [Go to Page]
- 4.1—Scope
- 4.2—Materials
- 4.3—Design loads
- 4.4—Structural system and load paths
- 4.5—Structural analysis
- 4.6—Strength
- 4.7—Serviceability
- 4.8—Durability
- 4.9—Sustainability
- 4.10—Structural integrity
- 4.11—Fire resistance
- 4.12—Requirements for specific types of construction
- 4.13—Construction and inspection
- 4.14—Strength evaluation of existing structures
- 06--318-19Chap05 [Go to Page]
- Chapter 5—Loads [Go to Page]
- 5.1—Scope
- 5.2—General
- 5.3—Load factors and combinations
- 07--318-19Chap06 [Go to Page]
- Chapter 6—Structural Analysis [Go to Page]
- 6.1—Scope
- 6.2—General
- 6.3—Modeling assumptions
- 6.4—Arrangement of live load
- 6.5—Simplified method of analysis for nonprestressed continuous beams and one-way slabs
- 6.6—Linear elastic first-order analysis
- 6.7—Linear elastic second-order analysis
- 6.8—Inelastic analysis
- 6.9—Acceptability of finite element analysis
- 08--318-19Chap07 [Go to Page]
- Chapter 7—One-Way Slabs [Go to Page]
- 7.1—Scope
- 7.2—General
- 7.3—Design limits
- 7.4—Required strength
- 7.5—Design strength
- 7.6—Reinforcement limits
- 7.7—Reinforcement detailing
- 09--318-19Chap08 [Go to Page]
- Chapter 8—Two-Way Slabs [Go to Page]
- 8.1—Scope
- 8.2—General
- 8.3—Design limits
- 8.4—Required strength
- 8.5—Design strength
- 8.6—Reinforcement limits
- 8.7—Reinforcement detailing
- 8.8—Nonprestressed two-way joist systems
- 10--318-19Chap09 [Go to Page]
- Chapter 9—Beams [Go to Page]
- 9.1—Scope
- 9.2—General
- 9.3—Design limits
- 9.4—Required strength
- 9.5—Design strength
- 9.6—Reinforcement limits
- 9.7—Reinforcement detailing
- 9.8—Nonprestressed one-way joist systems
- 9.9—Deep beams
- 11--318-19Chap10 [Go to Page]
- Chapter 10—Columns [Go to Page]
- 10.1—Scope
- 10.2—General
- 10.3—Design limits
- 10.4—Required strength
- 10.5—Design strength
- 10.6—Reinforcement limits
- 10.7—Reinforcement detailing
- 12--318-19Chap11 [Go to Page]
- Chapter 11—Walls [Go to Page]
- 11.1—Scope
- 11.2—General
- 11.3—Design limits
- 11.4—Required strength
- 11.5—Design strength
- 11.6—Reinforcement limits
- 11.7—Reinforcement detailing
- 11.8—Alternative method for out-of-plane slender wall analysis
- 13--318-19Chap12 [Go to Page]
- Chapter 12—Diaphragms [Go to Page]
- 12.1—Scope
- 12.2—General
- 12.3—Design limits
- 12.4—Required strength
- 12.5—Design strength
- 12.6—Reinforcement limits
- 12.7—Reinforcement detailing
- 14--318-19Chap13 [Go to Page]
- Chapter 13—Foundations [Go to Page]
- 13.1—Scope
- 13.2—General
- 13.3—Shallow foundations
- 13.4—Deep foundations
- 15--318-19Chap14 [Go to Page]
- Chapter 14—Plain Concrete [Go to Page]
- 14.1—Scope
- 14.2—General
- 14.3—Design limits
- 14.4—Required strength
- 14.5—Design strength
- 14.6—Reinforcement detailing
- 16--318-19Chap15 [Go to Page]
- Chapter 15—Beam-Column and Slab-Column Joints [Go to Page]
- 15.1—Scope
- 15.2—General
- 15.3—Detailing of joints
- 15.4—Strength requirements for beam-column joints
- 15.5—Transfer of column axial force through the floor system
- 17--318-19Chap16 [Go to Page]
- Chapter 16—Connections Between Members [Go to Page]
- 16.1—Scope
- 16.2—Connections of precast members
- 16.3—Connections to foundations
- 16.4—Horizontal shear transfer in composite concrete flexural members
- 16.5—Brackets and corbels
- 18--318-19Chap17 [Go to Page]
- Chapter 17—Anchoring to Concrete [Go to Page]
- 17.1—Scope
- 17.2—General
- 17.3—Design Limits
- 17.4—Required strength
- 17.5—Design strength
- 17.6—Tensile strength
- 17.7—Shear strength
- 17.8—Tension and shear interaction
- 17.9—Edge distances, spacings, and thicknesses to preclude splitting failure
- 17.10—Earthquake-resistant anchor design requirements
- 17.11—Attachments with shear lugs
- 19--318-19Chap18 [Go to Page]
- Chapter 18—Earthquake-Resistant Structures [Go to Page]
- 18.1—Scope
- 18.2—General
- 18.3—Ordinary moment frames
- 18.4—Intermediate moment frames
- 18.5—Intermediate precast structural walls
- 18.6—Beams of special moment frames
- 18.7—Columns of special moment frames
- 18.8—Joints of special moment frames
- 18.9—Special moment frames constructed using precast concrete
- 18.10—Special structural walls
- 18.11—Special structural walls constructed using precast concrete
- 18.12—Diaphragms and trusses
- 18.13—Foundations
- 18.14—Members not designated as part of the seismic-force-resisting system
- 20--318-19Chap19 [Go to Page]
- Chapter 19—Concrete: Design and Durability Requirements [Go to Page]
- 19.1—Scope
- 19.2—Concrete design properties
- 19.3—Concrete durability requirements
- 19.4—Grout durability requirements
- 21--318-19Chap20 [Go to Page]
- Chapter 20—Steel Reinforcement Properties, Durability, & Embedments [Go to Page]
- 20.1—Scope
- 20.2—Nonprestressed bars and wires
- 20.3—Prestressing strands, wires, and bars
- 20.4—Headed shear stud reinforcement
- 20.5—Provisions for durability of steel reinforcement
- 20.6—Embedments
- 22--318-19Chap21 [Go to Page]
- Chapter 21—Strength Reduction Factors [Go to Page]
- 21.1—Scope
- 21.2—Strength reduction factors for structural concrete members and connections
- 23--318-19Chap22 [Go to Page]
- Chapter 22—Sectional Strength [Go to Page]
- 22.1—Scope
- 22.2—Design assumptions for moment and axial strength
- 22.3—Flexural strength
- 22.4—Axial strength or combined flexural and axial strength
- 22.5—One-way shear strength
- 22.6—Two-way shear strength
- 22.7—Torsional strength
- 22.8—Bearing
- 22.9—Shear friction
- 24--318-19Chap23 [Go to Page]
- Chapter 23—Strut-and-Tie Method [Go to Page]
- 23.1—Scope
- 23.2—General
- 23.3—Design strength
- 23.4—Strength of struts
- 23.5—Minimum distributed reinforcement
- 23.6—Strut reinforcement detailing
- 23.7—Strength of ties
- 23.8—Tie reinforcement detailing
- 23.9—Strength of nodal zones
- 23.10—Curved-bar nodes
- 23.11—Earthquake-resistant design using the strut-and-tie method
- 25--318-19Chap24 [Go to Page]
- Chapter 24—Serviceability [Go to Page]
- 24.1—Scope
- 24.2—Deflections due to service-level gravity loads
- 24.3—Distribution of flexural reinforcement in one-way slabs and beams
- 24.4—Shrinkage and temperature reinforcement
- 24.5—Permissible stresses in prestressed concrete flexural members
- 26--318-19Chap25 [Go to Page]
- Chapter 25—Reinforcement Details [Go to Page]
- 25.1—Scope
- 25.2—Minimum spacing of reinforcement
- 25.3—Standard hooks, seismic hooks, crossties, and minimum inside bend diameters
- 25.4—Development of reinforcement
- 25.5—Splices
- 25.6—Bundled reinforcement
- 25.7—Transverse reinforcement
- 25.8—Post-tensioning anchorages and couplers
- 25.9—Anchorage zones for post-tensioned tendons
- 27--318-19Chap26 [Go to Page]
- Chapter 26—Construction Documents and Inspection [Go to Page]
- 26.1—Scope
- 26.2—Design criteria
- 26.3—Member information
- 26.4—Concrete materials and mixture requirements
- 26.5—Concrete production and construction
- 26.6—Reinforcement materials and construction requirements
- 26.7—Anchoring to concrete
- 26.8—Embedments
- 26.9—Additional requirements for precast concrete
- 26.10—Additional requirements for prestressed concrete
- 26.11—Formwork
- 26.12—Evaluation and acceptance of hardened concrete
- 26.13—Inspection
- 28--318-19Chap27 [Go to Page]
- Chapter 27—Strength Evaluation of Existing Structures [Go to Page]
- 27.1—Scope
- 27.2—General
- 27.3—Analytical strength evaluation
- 27.4—Strength evaluation by load test
- 27.5—Monotonic load test procedure
- 27.6—Cyclic load test procedure
- 29--318-19AppendixA [Go to Page]
- Appendix A—A Design Verification Using Nonlinear Response History Analysis [Go to Page]
- A.1—Notation and terminology
- A.2—Scope
- A.3—General
- A.4—Earthquake ground motions
- A.5—Load factors and combinations
- A.6—Modeling and analysis
- A.7—Action classification and criticality
- A.8—Effective stiffness
- A.9—Expected material strength
- A.10—Acceptance criteria for deformation-controlled actions
- A.11—Expected strength for force-controlled actions
- A.12—Enhanced detailing requirements
- A.13—Independent structural design review
- 30--318-19AppendixB [Go to Page]
- Appendix B—Steel Reinforcement Information
- 31--318-19AppendixC [Go to Page]
- Appendix C—Equivalence Between SI-Metric, MKS-Metric, And U.S. Customary Units of Nonhomogenous Equations in the Code
- 32--318-19References [Go to Page]
- Commentary References
- 33--318-19Index [Go to Page]
- Index [Go to Page]