Reinforced Concrete: Mechanics and Design

by Wight, James K.; MacGregor, James G.

• ISBN13: 9780131429949
• ISBN10: 0131429949
• Edition: 4th
• Format: Hardcover
• Copyright: 2009-01-01
• Publisher: Pearson College Div

Summary

This book explains the theory and practice of reinforced concrete design in a systematic and clear fashion with an abundance of step-by-step worked examples, illustrations, and photographs.This book focuses on preparing readers to make the many judgment decisions required in reinforced concrete design. Coverage includes flexure, torsion, continuous beams, columns, two-way slabs, footing, walls, design for earthquake resistance, and more.For professionals in the field who need a comprehensive reference on concrete structures and the design of reinforced concrete.

Table of Contents

Preface	xiii
About the Authors	xix
Introduction	1	(11)
Reinforced Concrete Structures	1	(1)
Mechanics of Reinforced Concrete	1	(2)
Reinforced Concrete Members	3	(1)
Factors Affecting Choice of Concrete for a Structure	4	(4)
Historical Development of Concrete and Reinforced Concrete as Structural Materials	8	(2)
Building Codes and the ACI Code	10	(2)
The Design Process	12	(33)
Objectives of Design	12	(1)
The Design Process	12	(1)
Limit States and the Design of Reinforced Concrete	13	(4)
Structural Safety	17	(2)
Probabilistic Calculation of Safety Factors	19	(1)
Design Procedures Specified in the ACI Building Code	20	(3)
Revisions to Load Factors and Load Combinations in the 2002 ACI Code	23	(8)
Loadings and Actions	31	(10)
Design for Economy	41	(2)
Handbooks and Design Aids	43	(1)
Customary Dimensions and Construction Tolerances	43	(1)
Accuracy of Calculations	43	(1)
``Shall be Permitted''	44	(1)
Inspection	44	(1)
Materials	45	(55)
Concrete	45	(1)
Behavior of Concrete Failing in Compression	45	(3)
Compressive Strength of Concrete	48	(12)
Strength Under Tensile and Multiaxial Loads	60	(8)
Stress-Strain Curves for Concrete	68	(6)
Time-Dependent Volume Changes	74	(13)
High-Strength Concrete	87	(2)
Lightweight Concrete	89	(1)
Durability of Concrete	90	(1)
Behavior of Concrete Exposed to High and Low Temperatures	91	(1)
Shotcrete	92	(1)
High Alumina Cement	92	(1)
Reinforcement	92	(6)
Fiber Reinforced Polymer (FRP) Reinforcement	98	(2)
Flexure: Basic Concepts, Rectangular Beams	100	(63)
Introduction	100	(3)
Flexure Theory	103	(12)
Analysis of Reinforced Concrete Beams	115	(22)
Design of Rectangular Beams	137	(26)
Flexure: T Beams, Beams with Compression Reinforcement, and Special Cases	163	(46)
Introduction	163	(1)
T Beams	163	(19)
Beams with Compression Reinforcement	182	(16)
Unsymmetrical Beam Sections or Beams Bent about Two Axes	198	(3)
Analysis of Moment Capacity Based on Strain Compatibility	201	(3)
Design of Members with FRP Reinforcement-Design According to ACI 440 Report	204	(5)
Shear in Beams	209	(65)
Introduction	209	(2)
Basic Theory	211	(5)
Behavior of Beams Failing in Shear	216	(10)
Truss Model of the Behavior of Slender Beams Failing in Shear	226	(8)
Analysis and Design of Reinforced Concrete Beams for Shear---ACI Code	234	(25)
Modern Shear Design Methods	259	(4)
Hanger Reinforcement	263	(3)
Tapered Beams	266	(2)
Shear in Axially Loaded Beams or Columns	268	(2)
Shear in Seismic Regions	270	(4)
Torsion	274	(54)
Introduction and Basic Theory	274	(11)
Behavior of Reinforced Concrete Members Subjected to Torsion	285	(1)
Design Methods for Torsion	286	(1)
Thin-Walled Tube/Plastic Space Truss Design Method	287	(14)
Design for Torsion, Shear, and Moment---ACI Code	301	(6)
Application of ACI Code Design Method for Torsion	307	(21)
Development, Anchorage, and Splicing of Reinforcement	328	(58)
Introduction	328	(5)
Mechanism of Bond Transfer	333	(1)
Development Length	334	(9)
Hooked Anchorages	343	(5)
Design for Anchorage	348	(7)
Bar Cutoffs and Development of Bars in Flexural Members	355	(10)
Calculation of Bar Cutoff Points	365	(16)
Splices	381	(5)
Serviceability	386	(38)
Introduction	386	(1)
Elastic Analysis of Stresses in Beam Sections	387	(6)
Cracking	393	(9)
Deflections: Response of Concrete Beams	402	(7)
Consideration of Deflections in Design	409	(10)
Frame Deflections	419	(1)
Vibrations	420	(1)
Fatigue	421	(3)
Continuous Beams and One-Way Slabs	424	(51)
Introduction	424	(1)
Continuity in Reinforced Concrete Structures	424	(3)
Moments and Shears in Continuous Beams	427	(9)
One-Way Slabs	436	(16)
Continuous Beams	452	(18)
Design of Girders	470	(1)
Joist Floors	471	(2)
Moment Redistribution	473	(2)
Columns: Combined Axial Load and Bending	475	(59)
Introduction	475	(2)
Tied and Spiral Columns	477	(5)
Interaction Diagrams	482	(2)
Interaction Diagrams for Concrete Columns	484	(19)
Design of Short Columns	503	(17)
Contributions of Steel and Concrete to Column Strength	520	(2)
Biaxially Loaded Columns	522	(12)
Slender Columns	534	(74)
Introduction	534	(5)
Behavior and Analysis of Pin-Ended Columns	539	(16)
Behavior of Restrained Columns in Nonsway Frames	555	(4)
Design of Columns in Nonsway Frames	559	(14)
Behavior of Restrained Columns in Sway Frames	573	(2)
Calculation of Moments in Sway Frames by Using Second-Order Analyses	575	(5)
Design of Columns in Sway Frames	580	(22)
General Analysis of Slenderness Effects	602	(1)
Frame Stability	603	(5)
Two-Way Slabs: Behavior, Analysis, and Direct Design Method	608	(125)
Introduction	608	(2)
History of Two-Way Slabs	610	(1)
Behavior of a Slab Loaded to Failure in Flexure	610	(3)
Statical Equilibrium of Two-Way Slabs	613	(3)
Distribution of Moments in Slabs	616	(7)
Direct Design Method: Introduction	623	(22)
Shear Strength of Two-Way Slabs	645	(19)
Combined Shear and Moment Transfer in Two-Way Slabs	664	(22)
Details and Reinforcement Requirements	686	(6)
Design of Slabs Without Beams	692	(22)
Construction Loads on Slabs	714	(1)
Slab Deflections	714	(3)
Design of Slabs with Beams in Two Directions	717	(16)
Equivalent Frame Method	733	(26)
Introduction	733	(1)
Equivalent Frame Analysis of Slab Systems for Vertical Loads	734	(22)
Use of Computers in the Equivalent Frame Method	756	(1)
Equivalent Frame Analyis of Laterally Loaded Unbraced Frames	757	(2)
Two-Way Slabs: Elastic, Yield Line, and Strip Method Analyses	759	(27)
Elastic Analysis of Slabs	759	(2)
Design of Reinforcement for Moments from a Finite Element Analysis	761	(2)
Yield Line Analysis of Slabs	763	(13)
Strip Method	776	(10)
Footings	786	(38)
Introduction	786	(1)
Soil Pressure Under Footings	786	(9)
Structural Action of Strip and Spread Footings	795	(6)
Strip or Wall Footings	801	(4)
Spread Footings	805	(7)
Combined Footings	812	(9)
Mat Foundations	821	(1)
Pile Caps	821	(3)
Shear Friction, Horizontal Shear Transfer, and Composite Concrete Beams	824	(20)
Introduction	824	(1)
Shear Friction	824	(11)
Composite Concrete Beams	835	(9)
Discontinuity Regions and Strut-and-Tie Models	844	(90)
Introduction	844	(3)
Design Equation and Method of Solution	847	(1)
Struts	847	(7)
Ties	854	(1)
Nodes and Nodal Zones	854	(12)
Common Strut-and-Tie Models	866	(3)
Layout of Strut-and-Tie Models	869	(4)
Deep Beams	873	(13)
Continuous Deep Beams	886	(12)
Brackets and Corbels	898	(12)
Dapped Ends	910	(5)
Beam-Column Joints	915	(13)
Bearing Strength	928	(2)
T-Beam Flanges	930	(4)
Walls and Shear Walls	934	(56)
Introduction	934	(3)
Tests of Walls with In-Plane Loads	937	(4)
Critical Loads for Axially Loaded Walls	941	(5)
Bearing Walls	946	(4)
Retaining Walls	950	(1)
Tilt-Up Walls	950	(1)
Shear Walls	950	(1)
Lateral Load Resisting Systems for Buildings	951	(2)
Shear Wall-Frame Interaction	953	(2)
Coupled Shear Walls	955	(3)
Design of Structural Walls---General	958	(8)
Flexural Strength of Shear Walls	966	(5)
Shear Strength of Shear Walls	971	(2)
Design of a Shear Wall for Wind Loads	973	(17)
Design for Earthquake Resistance	990	(51)
Introduction---Earthquakes and Seismic Response Spectra	990	(1)
Seismic Response Spectra	991	(5)
Seismic Design Philosophy	996	(3)
Seismic Forces on Structures	999	(4)
Ductility of Reinforced Concrete	1003	(1)
General ACI Code Provisions for Seismic Resistance	1004	(4)
Flexural Members of Special Moment Frames	1008	(14)
Columns in Special Moment Frames	1022	(8)
Joints of Special Moment Frames	1030	(2)
Structural Diaphragms	1032	(2)
Structural Walls	1034	(4)
Frame Members Not Proportioned to Resist Forces Induced by Earthquake Motions	1038	(1)
Frames in Regions of Intermediate Seismic Risk	1038	(1)
Special Precast Structures	1038	(1)
Foundations	1039	(2)
Appendix A	1041	(43)
Appendix B	1084	(8)
References	1092	(18)
Index	1110