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Q-WARN: Concept Overview
•To reduce shockwaves and prevent collisions and other secondary crashes
•Predict location, duration and length of queue propagation
•Utilize V2V and I2V communication for rapid dissemination and sharing of vehicle information
–E.g., position, velocity, heading, and acceleration of vehicles in the vicinity
•Allows drivers to take alternate routes or change lanes
•Applicable to freeways, arterials, and rural roads
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•Queue warning (Q-WARN) aims to provide drivers timely warnings and alerts of impending queue backup.