Building code requirements for structural concrete (ACI 318M-19) and commentary

Front Matter
Chapter 1—General
	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
Chapter 2—Notation and Terminology
	2.1—Scope
	2.2—Notation
	2.3—Terminology
Chapter 3—Referenced Standards
	3.1—Scope
	3.2—Referenced standards
Chapter 4—Structural System Requirements
	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
Chapter 5—Loads
	5.1—Scope
	5.2—General
	5.3—Load factors and combinations
Chapter 6—Structural Analysis
	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
Chapter 7—One-Way Slabs
	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
Chapter 8—Two-Way Slabs
	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
Chapter 9—Beams
	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
Chapter 10—Columns
	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
Chapter 11—Walls
	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
Chapter 12—Diaphragms
	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
Chapter 13—Foundations
	13.1—Scope
	13.2—General
	13.3—Shallow foundations
	13.4—Deep foundations
Chapter 14—Plain Concrete
	14.1—Scope
	14.2—General
	14.3—Design limits
	14.4—Required strength
	14.5—Design strength
	14.6—Reinforcement detailing
Chapter 15—Beam-Column and Slab-Column Joints
	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
Chapter 16—Connections Between Members
	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
Chapter 17—Anchoring to Concrete
	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
Chapter 18—Earthquake-Resistant Structures
	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
Chapter 19—Concrete: Design and Durability Requirements
	19.1—Scope
	19.2—Concrete design properties
	19.3—Concrete durability requirements
	19.4—Grout durability requirements
Chapter 20—Steel Reinforcement Properties, Durability, & Embedments
	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
Chapter 21—Strength Reduction Factors
	21.1—Scope
	21.2—Strength reduction factors for structural concrete members and connections
Chapter 22—Sectional Strength
	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
Chapter 23—Strut-and-Tie Method
	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
Chapter 24—Serviceability
	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
Chapter 25—Reinforcement Details
	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
Chapter 26—Construction Documents and Inspection
	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
Chapter 27—Strength Evaluation of Existing Structures
	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
Appendix A—A Design Verification Using Nonlinear Response History Analysis
	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
Appendix B—Steel Reinforcement Information
	Appendix C—Equivalence Between SI-Metric, MKS-Metric, And U.S. Customary Units of Nonhomogenous Equations in the Code
Commentary References
Index