The side protecting plate of beambody and the beambody are fixedly connected.
所述梁体侧护板和梁体固定联接；
2
The prestressed steel bar is drawn when there is uniform temperature of the main beambody, so that the prestress loss can be decreased.
在梁体温度均匀时张拉预应力钢束，可减少结构的预应力损失。
3
The whole equipment system consists of the guiding device, bearing device, signal device, piston cylinder device, beambody, hydraulic system and rotating lifting eye etc.