Highway guardrail is an important guardrail installed on the highway, highway guardrail is to prevent the occurrence of vehicle accidents, is a good performance guardrail. General highway guardrail in the installation process to pay attention to the problem is more, or to pay attention to a variety of norms and standards, so that can make high-speed guardrail play a huge role and advantages. What are the standards for highway guardrails?

1、 When the column is buried in the soil and there is no curb, the buried depth of the column should not be less than 110cm.

When the column is buried in the soil and there are curbs, the buried depth of the column should not be less than 125cm (when the central divider uses the combined wave beam guardrail, and the column is buried in the soil, the buried depth should not be less than 110cm).

2、 When the guardrail column meets the following conditions, the concrete foundation embedding method can be selected:

1. The column is placed in the place where the bridge, passage and culvert cannot be driven in;

2. There are underground pipelines and stonework under the column;

3. Other special conditions. The depth of column embedded in concrete should not be less than 40cm. For the convenience of repair and maintenance, flange assembly connection method can be selected. The size of concrete foundation and the connection strength of flange plate should be determined by calculation according to different conditions. If possible, sleeve type guardrail column can be used.

The above is the common highway guardrail installation of the main standards and main specifications for your reference, for highway guardrail you must pay attention to a variety of production steps and main methods, so that highway guardrail will be more safe.