Contents

Contents

Chapter 1 General ..... 1
Chapter 2 Terms and Symbols ..... 2
2.1 Terms ..... 2
2.2 Symbols ..... 3
Chapter 3 Basic Requirements of Seismic Design ..... 6
3.1 Category and Criterion for Seismic Precaution of Buildings ..... 6
3.2 Earthquake Strong Motion ..... 6
3.3 Site and Base ..... 7
3.4 Regularity of Building Configuration and Structural Assembly ..... 8
3.5 Structural System ..... 11
3.6 Structural Analysis ..... 12
3.7 Nonstructural Components ..... 13
3.8 Isolation and Energy-Dissipation ..... 14
3.9 Materials and Construction ..... 14
3.10 Performance-Based Design of Buildings ..... 15
3.11 Strong Motion Observation System of Buildings ..... 17
Chapter 4 Site, Soils and Foundation ..... 18
4.1 Site ..... 18
4.2 Foundations on Soil ..... 21
4.3 Liquefaction and Soft Soils ..... 23
4.4 Pile Foundations ..... 28
Chapter 5 Earthquake Action and Seismic Checking for Structures ..... 31

5.1 General ..... 31
5.2 Horizontal Earthquake Action ..... 35
5.3 Vertical Earthquake Action ..... 41
5.4 Checking for Strength ..... 42
5.5 Checking for Deformation ..... 43
Chapter 6 Multi-story and Tall Reinforcement Concrete Buildings ..... 48
6.1 General ..... 48
6.2 Essentials in Calculation ..... 54
6.3 Details for Frame Structures ..... 60
6.4 Details for Wall Structures ..... 66
6.5 Details for Frame-Wall Structures ..... 69
6.6 Requirements for Slab-Column-Wall Structures ..... 70
6.7 Requirements for Tube Structures ..... 72
Chapter 7 Multi-story Masonry Buildings and Multi-story Masonry Buildings with R.C. Frames on Ground floors ..... 74
7.1 General ..... 74
7.2 Essentials in Calculation ..... 79
7.3 Details for Multi-story Brick Buildings ..... 84
7.4 Details for Multi-story Concrete Block Buildings ..... 89
7.5 Details for Multi-story Masonry Buildings with R.C. Frames on Ground Floors ..... 91
Chapter 8 Multi-Story and Tall Steel Buildings ..... 96
8.1 General ..... 96
8.2 Essentials in Calculation ..... 98
8.3 Details for Steel Frame Structures ..... 104
8.4 Details for Steel Frame-concentrically-braced Structures ..... 107
8.5 Details for Steel Frame-eccentrically-braced Structures ..... 109
Chapter 9 Single-story Factory Buildings ..... 112

9.1 Single-story Factory Buildings with R.C. Columns ..... 112
9.2 Single-story Steel Factory Buildings ..... 123
9.3 Single-story Factory Buildings with Brick Columns ..... 130
Chapter 10 Large-span Buildings ..... 135
10.1 Single-story Spacious Buildings ..... 135
10.2 Large-span Roof Buildings ..... 138
Chapter 11 Earth, Wood and Stone Houses ..... 143
11.1 General ..... 143
11.2 Unfired Earth Houses ..... 144
11.3 Wood Houses ..... 146
11.4 Stone Houses ..... 147
Chapter 12 Seismically Isolated and Energy-Dissipated Buildings ..... 149
12.1 General ..... 149
12.2 Essentials in Design of Seismically Isolated Buildings ..... 150
12.3 Essentials in Design of Energy-dissipated Buildings ..... 156
Chapter 13 Nonstructural Components ..... 160
13.1 General ..... 160
13.2 Essentials in Calculation ..... 160
13.3 Essential Measures for Architectural Members ..... 162
13.4 Essential Measures for Supports of Mechanical and Electrical Components ..... 166
Chapter 14 Subterranean Buildings ..... 168
14.1 General ..... 168
14.2 Essentials in Calculation ..... 168
14.3 Details and Anti-liquefaction Measures ..... 170
Appendix A The Earthquake Intensity, Basic Accelerations of Ground Motion and Design Earthquake Groups of Main Cities in China ..... 172
Appendix B Requirements for Seismic Design of High

Strength Concrete Structures 218
Appendix C Seismic Design Requirements for Prestressed Concrete Structures 220
Appendix D Seismic Design for the Core Zone of Column-beam Joint of Frame Structures 222
Appendix E Seismic Design for the Transition-stories 226
Appendix F Seismic Design for R. C. Block Buildings 228
Appendix G Seismic Design for Composite Steel Brace and Concrete Frame Structures and Composite Steel Frame and Concrete Core Tube Structures 237
Appendix H Seismic Design for Multi-story Factory Buildings 241
Appendix J Adjustment on Seismic Effects for the Transversal Bent of Single-story Factory 249
Appendix K Seismic Check for Single-story Factory in Longitudinal Direction 253
Appendix L Simplified Calculation, General and Details for Seismically Isolated Masonry Structures 259
Appendix M Objectives and Procedures of Performance-Based Seismic Design 265
Explanation of Wording in This Code 272
List of Quoted Standards 273
Addition: Explanation of Provisions 275