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点击图片查看原图根据高速公路交通具体情况来设置不同类型的道路护栏，道路两旁设置相应的护栏、在桥梁上设置护栏以及在中央分隔带设置护栏。之所以在道路和桥梁上安装护栏，是因为护栏可以保护车辆不会撞击到道路两旁的基础设施，确保车辆在规定的路线范围之内行驶。如果突然遇到意外事件发生，因为有道具护栏的存在，失控的车辆也不会突然闯入逆向车道。
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The corrugated guardrail board of expressway is an essential protective traffic safety facility of expressway. When installing the corrugated guardrail, in order to ensure that the corrugated guardrail plays a corresponding function, the importance of the column is self-evident. The column is an important part in the energy absorption process of the corrugated guardrail. Generally, the column shall be installed in a solid soil shoulder. When the column of the corrugated guardrail meets the column, it shall be placed in the bridge, channel Columns in places where culverts and other places cannot be driven shall be set in the concrete foundation. If conditions permit, it is advisable to use the extraction type corrugated guardrail columns. Today, let's talk about the installation method of columns that need to be set in the concrete foundation: first, reserve holes in the concrete foundation, fill dense sand after the columns are placed, and seal them up and down with asphalt. In case of collision, the column can have a certain amount of deformation, which will not damage the concrete foundation and is easy to replace.汕尾锌钢护栏厂 京式人行道护栏 公路乙型防撞护栏