1 General Provisions
2 Terms and Symbols
2.1 Terms
2.2 Symbols
3 Basic Requirements
3.1 General Requirements
3.2 Actions and Combinations of Actions
3.3 Detailing Requirements
4 Materials
4.1 Steel
4.2 Concrete
4.3 Connecting Materials
4.4 Protective Materials
5 Structural Analysis
5.1 General Requirements
5.2 Design Indices
5.3 Analysis Methods
6 Design of Trussed Concrete-Filled Steel Tubular (CFST) Hybrid Structures
6.1 General Requirements
6.2 Design of Structures for Compression, Tension and Bending
6.3 Design of Structures for Shear
7 Design of Concrete-Encased Concrete-Filled Steel Tubular (CFST) Hybrid Structures
7.1 General Requirements
7.2 Design of Single-Chord Structures for Compression and Bending
7.3 Design of Four-Chord Structures for Compression and Bending
7.4 Design of Six-Chord Structures for Compression and Bending
7.5 Design of Slender Structures for Compression and Bending
7.6 Design of Structures for Compression and Bending under Long-Term Loading
7.7 Design of Structures for Shear
7.8 Design of Arch Structures
8 Design of Joints
8.1 General Requirements
8.2 Joints of Trussed CFST Hybrid Structures
8.3 Beam-to-Column Joints of Concrete-Encased CFST Hybrid Structures
8.4 Detailing Requirements for Column Bases and Supporting Joints
8.5 Fatigue Design of Joints
9 Protective Design
9.1 General Requirements
9.2 Design of Corrosion Resistance
9.3 Design of Fire Resistance
9.4 Design of Impact Resistance
10 Construction and Acceptance
10.1 General Requirements
10.2 Fabrication and Erection of Steel Tubes
10.3 Construction of Core Concrete
10.4 Construction of Concrete Encasement
10.5 Inspection and Acceptance
Appendix A Constitutive Models for Materials in Concrete-Filled Steel Tubular (CFST) Hybrid Structures
Appendix B Stability Factors for Concrete-Filled Steel Tubular (CFST) Members inAxial Compression
Appendix C Long-Term Load Coefficients for Concrete-Encased Concrete-Filled Steel Tubular (CFST) Hybrid Structures
Appendix D Hot Spot Stress Concentration Factors for Intersecting Welded Joints
Appendix E Fire Resistance Ratings of Single-Chord Concrete-Encased Concrete-Filled Steel Tubular (CFST) Hybrid Structures
Explanation of Wording in This Standard
List of Normative Standards
Addition: Provision Explanation
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