Traffic Violation Terms and Definitions

Centerline, Double A double centerline indicates that passing is prohibited. Alignment The geometric characteristics or layout of a roadway. Alignment is usually subdivided into horizontal alignment. Includes straight, curve left, curve right. Collision With Object Not Fixed A motor vehicle in transport strikes a pedestrian, pedalcycle, railway vehicle, animal, motor vehicle in transport, parked motor vehicle, falling, work zone/maintenance equipment, other moveable object or is struck by falling, shifting cargo or anything set in motion by a motor vehicle. Area(s) of Impact The areas of damage to the motor vehicle caused by the crash. These areas should include the area of the motor vehicle that received the initial impact and the area that was most damaged. Advance Warning Area Located after the first warning sign but before the work area. AAMVA American Association of Motor Vehicle Administrators Changing Lanes Shift from one traffic lane to another traffic lane moving in the same direction. Centerline A pavement marking used to separate traffic traveling in opposite directions. A centerline need not be at the geometrical center of the pavement. BAC Test Result Blood Alcohol Concentration. Hit and Run Crashes where the vehicle, or the driver of the vehicle, in transport is a contact vehicle in the crash, and departs the scene without stopping to render aid.

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	Did You Know?
	Swerving or Avoiding (due to wind, slippery surface, vehicle, object, non-motorist in roadway, etc.) is defined Defensive driver action to defend against an apparent danger in, on, or due to the condition of the roadway or the presence of a motor vehicle or object or non-motorist in the roadway in order to avoid a crash.