The reasons for installing wave guardrails on expressways are as follows:

 

   1. The wave guardrail is installed in the middle of the road. When the vehicle is out of control, it can effectively prevent the out-of-control vehicle from running to the opposite lane and causing a secondary collision.

 

   2. The corrugated guardrail is a semi-steel protective device with very good toughness. After a vehicle hits, it can go through a smooth country and force the vehicle to return to the normal route.

 

   3. It can slow down the damage caused by the impact to the driver. The national standard guardrail has good toughness and is not easy to break. When hit, the wave guardrail can be deformed to force the vehicle to stop. The cushioning force is very good, and the harm caused by the accident can be reduced.

 

   4. The wave guardrail has another advantage that can not be ignored. It allows the driver to see the edge of the road clearly, and the guardrail has a very good effect at night. It is easy for the driver to distinguish the direction of the road under the shining of the light.

 

The above mentioned is the wave guardrail at the center of the road. The protective effect of the guardrail on both sides of the highway is also very important. In the harsh natural environment such as rain and snow, the wave guardrail can also remind the driver of the correctness. exercise. Greatly improve the sight line of exercise in poor light conditions