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佛山河道公园防护栏 桥梁景观围栏
Landscape fence of Foshan River Bridge
首先应根据公路等级，综合考虑其安全性、协调性。
First of all, the safety and coordination should be considered comprehensively according to the highway grade.
需防护对象的特性及现场几何条件等因素确定防撞等级。
The anti-collision level is determined by the characteristics of the object to be protected and the geometric conditions on site.
然后再根据本身结构、经济性以及施工。
Then according to its own structure, economy and construction.
养护维修等因素进行构造形式的选择。
Maintenance and other factors for the selection of structural form.
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