truss beam problem structural box girders vs profile girders r m used i beam and truss mezzanines simply supported truss beam opensees for fire beam to r c column connection in mrfs wood columns trusses to steel beam truss beam metal framing williams frequency response ysis of steel opensees for fire deep trusses long span moment frames frequency response ysis of steel frame with special truss beam x truss and beam element axial loading frequency response ysis of steel statically determinate spans of 13m to 16m the guide truss and beam element axial loading indeterminate spatial structures f32 i beam truss straight segment 2 5m multispan beams and trusses springerlink statically determinate figure 1 40 typical steel trusses