Based on the sectional shield tunnels of metro in China, mechanical behavior of segment structure of shield tunnel under the different erection methods has been studied with geometric proportion of 1:12 through the simulated model tests of 3D ‘ground-shield tunnel’ in which joint effects of segments and mutual action effects between segments and ground are considered.

Overhead unit connection and assembly of large steel space truss;

The assembly of large block members of steel tubular arch of Yueliangdao Bridge;

Distilling problems of component information are involved in researching assembly intelligence of modular fixtures.

Taking the assembling of the 40 m long under-deck movable shuttering form used for the simply-supported railway box girders on piers No.

The paper presents the structure,design,assembling and cantilever construction technology of triangle hanging basket in the,combining with the large bridge of yuekouhanjiang.

In this paper,the key techniques applied in construction of the segmental box girders and the workmanship for assembling and erection of the girders are mainly dealt with.

On the consolidation programs of side arch rib of Xinguang Bridge;

Bailey beam bow member consolidation and construction control calculation;

Based upon alternative selection construction scheme with sectional consolidation and thrusting method is determined.