the skew arch and the skew beam with out-plane displacement constraints are discussed in terms of the strength and the economy efficiency.

The article anaylses the skew arch roofing s bend stress under symmetry and unsymmetrical loads,calculates the skew arch roofing critical load under the symmetry and unsymmetrical loads,the result indicates the skew arch roofing s resistance,and stability are sufficient for its use.

Analysis on dynamic characteristics and train running performance of cable-stayed arch bridge;

Based on the construction of Danxi Bridge in Yiwu,this paper introduces the construction technology for installing main arch ring and sideling arch ring of leaned tied arch bridge.

Internal force calculation of parabolic inclined slab arch bridge;