nge of applications: highway, elevated complex roads, urban light rail subway and other transportation municipal facilities.
Sound barrier according to material classification, can be divided into the following categories:
metl sound barrier (metl blinds, metl mesh hole)
Concrete sound barrier (lightweight concrete, high strength concrete).
PC sheet sound barrier, fiberglass sound barriers.
According to different uses can be divided into several categories:
Railway noise barrier,
Highway sound b