Table of Contents
CHAPTER 1—INTRODUCTION AND SCOPE, p. 2
1.1—Introduction, p. 2
1.2—Scope, p. 2
CHAPTER 2—NOTATION AND DEFINITIONS, p. 3
2.1—Notation, p. 3
2.2—Definitions, p. 3
CHAPTER 3—MATERIAL PROPERTIES, p. 3
3.1—Objective, p. 3
3.2—Material properties affecting deflection, p. 4
3.3—Concrete material properties, p. 4
3.4—Reinforcement material properties, p. 9
CHAPTER 4—DEFLECTION OF REINFORCED CONCRETE ONE-WAY FLEXURAL MEMBERS, p. 9
4.1—General, p. 9
4.2—Control of deflection, p. 10
4.3—Short-term deflection calculation, p. 11
4.4—Long-term deflection calculation, p. 18
4.5—Temperature-induced deflections, p. 21
CHAPTER 5—DEFLECTION OF A TWO-WAY SLAB SYSTEM, p. 22
5.1—Introduction, p. 22
5.2—Deflection calculation methods for two-way slab systems, p. 23
5.3—Minimum thickness requirements, p. 26
5.4—Loads for deflection calculation, p. 28
5.5—Variability of deflections, p. 31
5.6—Allowable deflections, p. 32
CHAPTER 6—REDUCING DEFLECTION OF CONCRETE MEMBERS, p. 32
6.1—Introduction, p. 32
6.2—Design techniques, p. 32
6.3—Construction techniques, p. 34
6.4—Materials selection, p. 35
6.5—Summary, p. 36
CHAPTER 7—REFERENCES, p. 36
Authored documents, p. 36
APPENDIX A—DEFLECTION DESIGN EXAMPLES, p. 39
Example A.1—Deflection of a simply supported slab, p. 39
Example A.2—Age-adjusted deflection of simply supported slab, p. 43
Example A.3—Short- and long-term deflection of a fourspan continuous beam, p. 44
Example A.4—Temperature-induced deflections, p. 48
APPENDIX B—TWO-WAY SLAB DEFLECTION EXAMPLES, p. 48
Example B.1—Deflection design example for long-term deflection of a two-way slab, p. 48
Example B.2—Deflection calculation for a flat plate using the crossing beam method, p. 52
Example B.3—Minimum thickness calculation, p. 54