Study on properties of silk chiffon and its seam puckering directions;

The necessity of placing the contraction joint transitive load system in cement concrete pavement is introduced,the ratio between length and diameter of dowel bars,setting space etc are proposed.

The variety of cement concrete pavement contraction joint width affects the load transfer between pavement panels,as well as the load stress state of pavement panels.

In order to improve the load transfer ability of the highway with heavy traffic,a dowel bar can be installed in the contraction joint of the rigid pavement.

Several measures to improve the quality of installing expansion joint in highway bridge;

Operating principle of Maole expansion joint in Xiushui Bridge and its installation;

Study on wall cracks at expansion joints and reinforcement treatment;

Influences of sewing parameter on the woven fabric seam pucker;