A new steel structural system of a suspension pedestrian bridge

• DOI: 10.1016/j.jcsr.2006.04.023
• Publication Date: 2006-07-11T14:01:57Z
• Authors: A. Juozapaitis; P. Vainiunas; G. Kaklauskas
• Keywords: Suspension; Bridge (graph theory); Influence line

Abstract The paper deals with a new structural system of pedestrian steel bridge consisting of carrying suspension members made of stiff (in bending) rolled or welded sections and a flexible cylindrical deck. Structural behaviour of such a suspension member subjected to unsymmetrical live loading has been discussed on a basis of kinematic conditions. Ways of stabilization of kinematic displacements have been under consideration. Effects of bending stiffness and geometrical non-linearity of the suspension structure are taken into account. Analytical expressions for the analysis of the flexible cylindrical deck have been proposed. In an alternative concrete deck, a layered model has been applied for the stress and strain analysis.