STEEL PIPE TRUSS WITH CLOSED SECTION AND MANUFACTURING METHOD THEREOF

The present invention relates to a steel pipe truss with a closed section, reinforcing a joint part of a truss with a joint reinforcement part, which includes a chord member reinforcement plate with a shape corresponding to an outer surface of a chord member, so as to prevent damage to the joint part, and advancing a work in a state of suspending the chord member to an upper part of the chord member reinforcement plate, so as to facilitate manufacturing of the truss; and a manufacturing method thereof. According to the present invention, a closed sectional steel pipe truss comprises: a pair of upper and lower chord members, which are a closed sectional steel pipe; and a plurality of bracing members coupled between the chord members. The truss comprises: a chord member reinforcement plate formed between the chord member and the bracing member at a joint therebetween in a cross sectional shape corresponding to an outer surface of the joint part of the chord member, having one surface closely ...