What is the main purpose of rumble strips painted across the road on the approach to a roundabout or pedestrian crossing?
- ATo significantly reduce your vehicle's braking distance when stopping quickly
- To alert you to your speed and warn you of an upcoming hazard through noise and vibrationCevap
- CTo prevent your vehicle from skidding if you apply harsh footbraking
- DTo mark a designated buffer zone where cyclists can be overtaken closely
Cevap
To alert you to your speed and warn you of an upcoming hazard through noise and vibration
Rumble strips are raised textured lines laid across the carriageway. Driving over them produces sound and vibration inside the vehicle, alerting drivers to monitor their speed and prepare for an approaching hazard, sharp bend, or junction.
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Anahtar Kavram
Purpose and effect of rumble strips as traffic calming devices
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