Load code for the design of building structures

1 General Provisions

2 Terms and Symbols
2£®1 Terms
2£®2 Symbols and Notation

3 Classification and Combination of Loads
3£®1 Classification of Loads and Representative Values of Loads
3£®2 Combination of Loads

4 Permanent Load

5 Live Loads on Floors and Roofs
5£®1 Uniformly Distributed Live Loads on Floors in Civil Buildings
5£®2 Live Loads on Floors in Industrial Buildings
5£®3 Live Loads on Roofs
5£®4 Ash Load on Roofs
5£®5 Construction and Maintenance Loads and Load on Railings
5£®6 Dynamic Coefficient

6 Crane Load
6£®1 Vertical and Horizontal Crane Loads
6£®2 Combination of Multi-cranes
6£®3 Dynamic Coefficients of Crane Loads
6£®4 Combination Value£¬ Frequent Value and Quasi-permanent Value of Crane Load

7 Snow Load
7£®1 Characteristic Value of Snow Load and Reference Snow Pressure
7£®2 Distribution Factor for Roof Snow Load

8 Wind Load
8£®1 Characteristic Value of Wind Load and Reference Wind Pressure
8£®2 Exposure Factor for Wind Pressure
8£®3 Shape Factor of Wind Load
8£®4 Along-Wind Vibration and Dynamic Response Factor
8£®5 Across-Wind and Torsional Wind Induced Vibration
8£®6 Gust Factor

9 Thermal Action
9£®1 General Requirements
9£®2 Reference Air Temperature
9£®3 Uniform Thermal Action
10 Accidental Load
10£®1 General Requirements
10£®2 Explosion
10£®3 Impact

Appendix A Self-weight of Commonly Used Materials and Structural Members
Appendix B Reduction Factor of Fire Engine Load Accounting for the Influence ofCovered Soil
Appendix C Determination Method of Equivalent Uniformly Distributed Live Loadson Floors
Appendix D Live Loads on Floors in Industrial Buildings
Appendix E Determination Method for the Reference Snow Pressure£¬ Wind Pressure and Air Temperature
E£®1 Reference Snow Pressure
E£®2 Reference Wind Pressure
E£®3 Statistical Calculation of Snow Pressure and Wind Velocity
E£®4 Reference Air Temperature
E£®5 Values of Snow Pressure£¬ Wind Pressure and Reference Air Temperature for Cities Nationwide
E£®6 Nationwide Maps of Reference Snow Pressures£¬ Reference Wind Pressures and Reference Air Temperature
Appendix F Empirical Expressions for the Structural Fundamental Natural Period of Vibration
F£®1 High-rise Structures
F£®2 Tall Buildings
Appendix G Approximate Values for Vibration Mode Factors of Structures
Appendix H Equivalent Wind Load of Aross-wind and Torsional Vibration
H£®1 Equivalent Wind Load of Across-wind Vibration for Structures with Circle Section
H£®2 Equivalent Wind Load of Across-wind Vibration for Tall Buildings with Rectangular Plan
H£®3 Equivalent Wind Load of Torsional Vibration for Tall Buildings with Rectangular Plan
Appendix J Acceleration of wind Induced Along-wind and Across-wind Vibration for Tall Buildings
J£®1 Calculation of Acceleration for Along-wind Vibration
J£®2 Calculation of Acceleration for Across-wind Vibration
Explanation of Wording in This Code
List of Quoted Standards