Steel Buildings in Europe

Part 5: Detailed Design of Trusses 5 - v Contents Page No 1 INTRODUCTION 1 1.1 Definition 1 1.2 Use of trusses in single-storey buildings 1 1.3 Different shapes of trusses 4 1.4 Aspects of truss design for roof structure 7 1.5 Design of wind girders 9 2 INTRODUCTION TO DETAILED DESIGN 11 2.1 General requirements 11 2.2 Description of the worked example 12 3 GLOBAL ANALYSIS 15 3.1 General 15 3.2 Modelling 15 3.3 Modelling the worked example 16 3.4 Simplified global analysis of the worked example 18 3.5 Secondary forces 19 3.6 Effect of clearance of deflection 21 3.7 Modification of a truss for the passage of equipment 23 4 VERIFICATION OF MEMBERS 28 4.1 Verification of members under compression 28 4.2 Verification of members in tension 41 5 VERIFICATION OF CONNECTIONS 45 5.1 Characteristics of the truss post connection 45 5.2 Chord continuity 47 5.3 Connection of diagonals to chords 48 REFERENCES 51 APPENDIX A Worked Example – Design of a continuous chord connection using splice plate connections 53 APPENDIX B Worked example – Design of a truss node with gusset 79