STEEL ATTACHED WITH TRUSS STIFFENER

摘要

PURPOSE: Steel attached with a truss stiffener is provided to minimize the width and thickness of upper and lower flanges, to prevent brittle fracture of a bridge caused by web buckling of a girder, and to secure safety and durability of a bridge. CONSTITUTION: The steel attached with a truss stiffener contains: steel(100) for a bridge girder composed of upper, lower flanges(110,130) and a web(120); and a truss stiffener(200) attached to both sides of the web(120) and composed of many horizontal members(210) formed longitudinally, a vertical member(220) and a diagonal member(230) formed between the horizontal members(210).