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349-13 Code Requirements for Nuclear Safety-Related Concrete Structures and Commentary, 2014
- MAIN MENU
- TITLE PAGE
- INTRODUCTION
- CHAPTER 1—GENERAL REQUIREMENTS
- 1.1—Scope
- 1.2—Drawings and specifications
- 1.3—Inspection
- 1.4—Approval of special systems of design or construction
- 1.5—Quality assurance program
- References, Chapter 1
- CHAPTER 2—NOTATION AND DEFINITIONS
- 2.1—Code notation
- 2.2—Definitions
- CHAPTER 3—MATERIALS
- 3.1—Tests of materials
- 3.2—Cementitious materials
- 3.3—Aggregates
- 3.4—Water
- 3.5—Steel reinforcement
- 3.6—Admixtures
- 3.7—Storage and identification of materials
- 3.8—Referenced standards
- References, Chapter 3
- CHAPTER 4—DURABILITY REQUIREMENTS
- 4.1—General
- 4.2—Exposure categories and classes
- 4.3—Requirements for concrete mixtures
- 4.4—Additional requirements for freezing-and-thawing exposure
- 4.5—Alternative cementitious materials for sulfate exposure
- CHAPTER 5—CONCRETE QUALITY, MIXING, AND PLACING
- 5.1—General
- 5.2—Selection of concrete proportions
- 5.3—Proportioning on the basis of field experience or trial mixtures, or both
- 5.4—Proportioning without field experience or trial mixtures
- 5.5—Average compressive strength reduction
- 5.6—Evaluation and acceptance of concrete
- 5.7—Preparation of equipment and place of deposit
- 5.8—Mixing
- 5.9—Conveying
- 5.10—Depositing
- 5.11—Curing
- 5.12—Cold weather requirements
- 5.13—Hot weather requirements
- References, Chapter 5
- CHAPTER 6—FORMWORK, EMBEDMENTS, AND CONSTRUCTION JOINTS
- 6.1—Design of formwork
- 6.2—Removal of forms, shores, and reshoring
- 6.3—Embedments in concrete
- 6.4—Construction joints
- Referenced standards, Chapter 6
- CHAPTER 7—DETAILS OF REINFORCEMENT
- 7.1—Standard hooks
- 7.2—Minimum bend diameters
- 7.3—Bending
- 7.4—Surface conditions of reinforcement
- 7.5—Placing reinforcement
- 7.6—Spacing limits for reinforcement
- 7.7—Concrete protection for reinforcement
- 7.8—Special reinforcement details for columns
- 7.9—Connections
- 7.10—Lateral reinforcement for compression members
- 7.11—Lateral reinforcement for flexural members
- 7.12—Minimum reinforcement
- 7.13—Requirements for structural integrity
- References, Chapter 7
- CHAPTER 8—ANALYSIS AND DESIGN—GENERAL CONSIDERATIONS
- 8.1—Design methods
- 8.2—Loading
- 8.3—Methods of analysis
- 8.4—Redistribution of moments in continuous flexural members
- 8.5—Modulus of elasticity
- 8.6—Not used
- 8.7—Stiffness
- 8.8—Effective stiffness to determine lateral deflections
- 8.9—Span length
- 8.10—Columns
- 8.11—Arrangement of live load
- 8.12—T-beam construction
- 8.13—Joist construction
- 8.14—Separate floor finish
- R8.14—Separate floor finish
- CHAPTER 9—STRENGTH AND SERVICEABILITY REQUIREMENTS
- 9.1—General
- 9.2—Required strength
- 9.3—Design strength
- 9.4—Design strength for reinforcement
- 9.5—Control of deflections
- References, Chapter 9
- CHAPTER 10—FLEXURE AND AXIAL LOADS
- 10.1—Scope
- 10.2—Design assumptions
- 10.3—General principles and requirements
- 10.4—Distance between lateral supports of flexural members
- 10.5—Minimum reinforcement of flexural members
- 10.6—Distribution of flexural reinforcement in beams and one-way slabs
- 10.7—Deep beams
- 10.8—Design dimensions for compression members
- 10.9—Limits for reinforcement of compression members
- 10.10—Slenderness effects in compression members
- 10.11—Axially loaded members supporting slab system
- 10.12—Transmission of column loads through floor system
- 10.13—Composite compression members
- 10.14—Bearing strength
- CHAPTER 11—SHEAR AND TORSION
- 11.1—Shear strength
- 11.2—Shear strength provided by concrete for nonprestressed members
- 11.3—Shear strength provided by concrete for prestressed members
- 11.4—Shear strength provided by shear reinforcement
- 11.5—Design for torsion
- 11.6—Shear-friction
- 11.7—Deep beams
- 11.8—Provisions for brackets and corbels
- 11.9—Provisions for walls
- 11.10—Transfer of moments to columns
- 11.11—Provisions for slabs and footings
- References, Chapter 11
- CHAPTER 12—DEVELOPMENT AND SPLICES OF REINFORCEMENT
- 12.1—Development of reinforcement—General
- 12.2—Development of deformed bars and deformed wire in tension
- 12.3—Development of deformed bars and deformed wire in compression
- 12.4—Development of bundled bars
- 12.5—Development of standard hooks in tension
- 12.6—Development of headed and mechanically anchored deformed bars in tension
- 12.7—Development of welded deformed wire reinforcement in tension
- 12.8—Development of welded plain wire reinforcement in tension
- 12.9—Development of prestressing strand
- 12.10—Development of flexural reinforcement—General
- 12.11—Development of positive moment reinforcement
- 12.12—Development of negative moment reinforcement
- 12.13—Development of web reinforcement
- 12.14—Splices of reinforcement—General
- 12.15—Splices of deformed bars and deformed wire in tension
- 12.16—Splices of deformed bars in compression
- 12.17—Special splice requirements for columns
- 12.18—Splices of welded deformed wire reinforcement in tension
- 12.19—Splices of welded plain wire reinforcement in tension
- CHAPTER 13—TWO-WAY SLAB SYSTEMS
- 13.1—Scope
- 13.2—General
- 13.3—Slab reinforcement
- 13.4—Openings in slab systems
- 13.5—Design procedures
- 13.6—Direct design method
- 13.7—Equivalent frame method
- CHAPTER 14—WALLS
- 14.1—Scope
- 14.2—General
- 14.3—Minimum reinforcement
- 14.4—Walls designed as compression members
- 14.5—Empirical design method
- 14.6—Nonbearing walls
- 14.7—Walls as grade beams
- 14.8—Alternative design of slender walls
- CHAPTER 15—FOOTINGS
- 15.1—Scope
- 15.2—Loads and reactions
- 15.3—Footings supporting circular or regular polygon-shaped columns or pedestals
- 15.4—Moment in footings
- 15.5—Shear in footings
- 15.6—Development of reinforcement in footings
- 15.7—Minimum footing depth
- 15.8—Transfer of force at base of column, wall, or reinforced pedestal
- 15.9—Sloped or stepped footings
- 15.10—Combined footings and mats
- CHAPTER 16—PRECAST CONCRETE
- 16.1—Scope
- 16.2—General
- 16.3—Distribution of forces among members
- 16.4—Member design
- 16.5—Structural integrity
- 16.6—Connection and bearing design
- 16.7—Items embedded after concrete placement
- 16.8—Marking and identification
- 16.9—Handling
- 16.10—Strength evaluation of precast construction
- CHAPTER 17—COMPOSITE CONCRETE FLEXURAL MEMBERS
- 17.1—Scope
- 17.2—General
- 17.3—Shoring
- 17.4—–Vertical shear strength
- 17.5—Horizontal shear strength
- 17.6—Ties for horizontal shear
- CHAPTER 18–—PRESTRESSED CONCRETE
- 18.1—Scope
- 18.2—General
- 18.3—Design assumptions
- 18.4—Serviceability requirements—Flexural members
- 18.5—Permissible stresses in prestressing steel
- 18.6—Loss of prestress
- 18.7—Flexural strength
- 18.8—Limits for reinforcement of flexural members
- 18.9—Minimum bonded reinforcement
- 18.10—Statically indeterminate structures
- 18.11—Compression members—Combined flexure and axial loads
- 18.12—Slab systems
- 18.13—Post-tensioned tendon anchorage zones
- 18.14—Intentionally left blank
- 18.15—Intentionally left blank
- 18.16—Corrosion protection for unbonded tendons
- 18.17—Post-tensioning ducts
- 18.18—Grout for bonded tendons
- 18.19—Protection for prestressing steel
- 18.20—Application and measurement of prestressing force
- 18.21—Post-tensioning anchorages and couplers
- 18.22—External post-tensioning
- CHAPTER 19—SHELLS
- 19.1—Scope and definitions
- 19.2—General
- 19.3—Design strength of materials
- 19.4—Section design and reinforcement requirements
- 19.5—Construction
- CHAPTER 20—STRENGTH EVALUATION OF EXISTING STRUCTURES
- 20.1—Strength evaluation—General
- 20.2—Determination of required dimensions and material properties
- 20.3—Load test procedure
- 20.4—Loading criteria
- 20.5—Acceptance criteria
- 20.6—Provision for lower load rating
- 20.7—Safety
- References, Chapter 20
- CHAPTER 21—PROVISIONS FOR EARTHQUAKE-RESISTANT DESIGN
- 21.1—General requirements
- 21.2—Intentionally left blank
- 21.3—Intentionally left blank
- 21.4—Intentionally left blank
- 21.5—Flexural members of moment frames
- 21.6—Moment frame members subjected to bending and axial load
- 21.7—Joints of moment frames
- 21.8—Special moment frames constructed using precast concrete
- 21.9—Special structural walls and coupling beams
- 21.10—Special structural walls constructed using precast concrete
- 21.11—Structural diaphragms
- 21.12—Foundations
- References, Chapter 21
- CHAPTER 22—STRUCTURAL PLAIN CONCRETE
- APPENDIX A—STRUT-AND-TIE MODELS
- A.1—Definitions
- A.2–—Strut-and-tie model design procedure
- A.3—Strength of struts
- A.4—Strength of ties
- A.5—Strength of nodal zones
- APPENDIX B—ALTERNATIVE PROVISIONS FOR REINFORCED AND PRESTRESSED CONCRETE FLEXURAL AND COMPRESSION MEMBERS
- APPENDIX C—ALTERNATIVE LOAD AND STRENGTH-REDUCTION FACTORS
- C.9.1—Scope
- C.9.2—Required strength
- C.9.3—Design strength
- APPENDIX D—ANCHORING TO CONCRETE
- D.1—Definitions
- D.2—Scope
- D.3—General requirements
- D.4—General requirements for strength of anchors
- D.5—Design requirements for tensile loading
- D.6—Design requirements for shear loading
- D.7—Interaction of tensile and shear forces
- D.8—Required edge distances, spacings, and thicknesses to preclude splitting failure
- D.9—Installation of anchors
- D.10—Structural plates, shapes, and specialty inserts
- D.11—Shear strength of embedded plates and shear lugs
- D.12—Grouted embedments
- References, Appendix D
- APPENDIX E—THERMAL CONSIDERATION
- E.1—Scope
- E.2—Definitions (moved to Chapter 2)
- E.3—General design requirements
- E.4—Concrete temperatures
- References, Appendix E
- APPENDIX F—SPECIAL PROVISIONS FOR IMPULSIVE AND IMPACTIVE EFFECTS
- F.1—Scope
- F.2—Dynamic strength increase
- F.3—Deformation
- F.4—Requirements to assure ductility
- F.5—Shear strength
- F.6—Impulsive effects
- F.7—Impactive effects
- F.8—Impactive and impulsive loads
- References, Appendix F
- SUMMARY OF CHANGES FOR ACI 349-06 CODE [Go to Page]