Work Zone Mobility and Safety Program
Photo collage: temporary lane closure, road marking installation, cone with mounted warning light, and drum separated work zones.
Office of Operations 21st Century Operations Using 21st Century Technologies

Positive Protection

cone-separated work zone

Positive protection can help reduce the risk to workers and travelers with the use of devices that contain and redirect vehicles, reducing the risk of vehicle intrusion into the workspace. Some of the ways to provide positive protection are by the use of various types of barriers, shadow vehicles with energy-absorbing attenuators, and vehicle arresting systems.

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