About

Roadside barriers, such as guardrail and median barriers, are often used to reduce the severity of roadside crashes by preventing the motorist from reaching hazardous roadside obstacles or terrain. Our guidance will assist practitioners in the use and design of longitudinal barriers, end terminals, and crash cushions.

Topics

Longitudinal barriers

Flexible and semi-rigid barriers
Rigid barriers
Barrier transitions

Terminals

Guardrails
Median barriers

Crash cushions

Redirective
Non-redirective