1.1. Introduction

1.2. Assumptions

1.3. Simple Truss girders

1.4. Space Truss systems

1.5. Shapes and Dimensions of Plane Trusses

Contents

Definition of the TRUSS1

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A TRUSS is a structure composed of slender members joined together at theirend points by flexible connections to form a rigid configuration.

.... constructed by connecting members,which usually consist of structural steel oraluminum shapes or wood struts, to gussetplates by bolted or welded connections.

Application of the trusses1

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... applications range from supporting bridges and roofs of buildings to beingsupport structures in space stations, and etc.

Application of the trusses1

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The top and bottom members of a truss are referred to as chords, and the slopingand vertical members are referred to as web members.

Application of the trusses1

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In the case of a bridge, the load on the deck is first transmitted to stringers, then tofloor beams, and finally to the joints of the two supporting side of trusses.

When bridge or roof trussesextend over large distances, aroller/movable support iscommonly used for supportingone end joint A.