The mainland is the launch pad for the bridge structure emerging from the ground and approach road.
大陆是桥体结构的起点，桥体结构从地面露出来，伸向道路。
2
There are 2 rail dual beam bridge, for pad beam pad on each node truss should get off track, on the edge of the I-beam to pad.
双梁桥架上有2根轨道，用于桁梁应垫梁应垫在各节点处，下车轨道边上的工字钢也要垫好。
3
For the reasons of design, construction and material aging, plate type elastomeric pad used on bridge would appear unusual deformation, cracks, glide etc.