在高度方向，每隔6 m左右与建筑拉接和横撑一次，以防止脚手架向外倾倒。
In the height direction, at intervals of about 6 m and the building and the crossbar once, in order to prevent the scaffold to dump.
以湘潭湘江四大桥为工程背景，分析了横撑对斜拉拱桥稳定、自由振动和抗震等力学性能的影响。
The influence of lateral brace stiffness and arch lib section type on the natural vibration property of the bridge is also studied.
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