厂家供应桥梁河道护栏 惠州景观道路防撞护栏
Bridge and river guardrail, Huizhou landscape road anti-collision guardrail
该原则主要是从公路等级、桥梁护栏外侧的危险物特征等方面考虑。
The principle is mainly considered from the highway grade, the characteristics of dangerous substances outside the bridge guardrail, etc.
即防撞等级的确定。该原则是所有所选护栏都应满足的基本要求。
That is, the determination of anti-collision level. This principle is a basic requirement for all selected guardrails.
所以在是否是合理选择的问题上本条原则上不能作为判别依据。
Therefore, in principle, this article can not be used as the basis for judging whether it is a reasonable choice.
受碰撞后的护栏变形程度：受碰撞后护栏的大动态变形量。
Deformation degree of guardrail after collision: large dynamic deformation of guardrail after collision.
不应超过可允许的变形距离。
The allowable deformation distance shall not be exceeded.
阳江道路护栏 广州城市景观扶手栏杆 护栏厂
Yangjiang road guardrail Guangzhou city landscape handrail and guardrail factory
