Taking the double-cable suspension bridge located in the lower reach of the Huanghe Daxia Reservoir as an example,the natural vibration characteristics of the suspension bridge are analyzed by introducing in 3-D tension-only elements and adopting the subspace iteration method of the geometrical nonlinearity nature.

Finite element analysis on structure of suspension bridge with APDL;

Scheme optimization for a flexible suspension bridge s maintenance;

The effect of vector-span ratio of main cable on economic and technical index of long span suspension bridges;

Stability parameter pnalysis of wind resistance and wind tunnel test for long-span self-anchored suspension bridges;

Flutter stability analysis of suspension bridges by precise time-integration method;

Analytical solution of installing curve of suspended bridge s main cable;

In combination with the fuzzy theory with the neural network,a fuzzy-neural network for safety assessment of the long-span suspended bridges is set up.

According to the actuality of fast development of road cosntruction industry,it discusses the developing trends of road bridge from board bridge,pile bridge,steel reinforcing concrete arch bridge,slanting bridge and suspended bridge,so as to promote the development of road bridge in China,and can be reference for bridge designers in China.

Research of detection and maintenance on cable suspension bridge;

Among them, cable suspension bridge is widely used for its widest spanning structure.

Simplifying long span suspension arch bridge(SAB) as a spatial finite element model sub?jected to three orthogonal artificial earthquake waves simultaneously,nonlinear response of SAB is analyzed.

This paper configures a finite element model of the suspension arch bridge structure and studies the geometric non-linearity seismic response of the long-span suspension arch bridge under two cases of one-dimensional and longitudinal synchronous excitation and traveling wave effect.