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2. Hostile vehicle mitigation - Wikipedia

   en.wikipedia.org/wiki/Hostile_vehicle_mitigation

   Washington, DC Concrete blocks placed to protect the Terminal 3 at Manchester Airport from hostile vehicle attack; these have now been replaced by more attractive bollards Security measures taken to protect the Houses of Parliament in London, UK. This hostile vehicle mitigation is a common form of target hardening and is designed to prevent a ...

3. Safety barrier - Wikipedia

   en.wikipedia.org/wiki/Safety_barrier

   Hard barriers are fixed or removable guards which prevent entry. These include fences, traffic barriers, and crush barriers. Soft barriers are devices such as light curtains. They detect the presence of a foreign body and are tied into the control circuit to stop the machine. [2]

4. Traffic barrier - Wikipedia

   en.wikipedia.org/wiki/Traffic_barrier

   Traffic barrier with a pedestrian guardrail behind it. Traffic barriers (known in North America as guardrails or guard rails, [1] in Britain as crash barriers, [2] and in auto racing as Armco barriers [3]) keep vehicles within their roadway and prevent them from colliding with dangerous obstacles such as boulders, sign supports, trees, bridge abutments, buildings, walls, and large storm drains ...

5. Event data recorder - Wikipedia

   en.wikipedia.org/wiki/Event_data_recorder

   In the US 49/563.5 regulatory framework, Event data recorder is defined as a . a device or function in a vehicle that records the vehicle's dynamic time-series data during the time period just prior to a crash event (e.g., vehicle speed vs. time) or during a crash event (e.g., delta-V vs. time), intended for retrieval after the crash event.

6. Collision avoidance system - Wikipedia

   en.wikipedia.org/wiki/Collision_avoidance_system

   The pre-collision braking control was upgraded in 2010 to allow the vehicle to stop automatically if the speed difference between the EyeSight-equipped vehicle and the object in front is less than 30 km/h (19 mph) and the driver takes no action to slow down or stop. Above 30 km/h (19 mph), the vehicle will reduce its speed automatically. [47]

7. Speed bump - Wikipedia

   en.wikipedia.org/wiki/Speed_bump

   A speed hump (also called a road hump, or undulation, [17] and speed ramp) is a rounded traffic calming device used to reduce vehicle speed and thus sound volume on residential streets. Humps are placed across the road to slow traffic and are often installed in a series of several humps to prevent cars from speeding before and after the hump.