W-beam guardrails are installed in order to prevent out of control vehicles from rolling over or hitting roadside objects. This type of guardrail system helps minimize injuries and fatalities on roads all over the world.
These PVC coated or galvanized steel blocks are installed between the guardrail post and the rail to increase the effective cushioning in case of collision. The guardrail spacer blocks are made using galvanized steel.
Guardrail Terminal EndGuardrail terminal ends were designed to prevent guardrails from penetrating vehicles that collide with the ends of roadside barriers. Barrier systems require well designed terminal ends to avoid any dangerous situations.
Butterfly delineators and delineator posts are two kinds of guardrail delineators which are often used for traffic control. Both contain guardrail reflectors, and are intended make roadside objects visible.