24 DUI Detection Cues Police Use

The National Highway Traffic Safety Administration (NHTSA) has identified twenty-four visual cues to aid officers in detecting nighttime impaired drivers.  Be advised that any one of these cues may cause an officer to believe that you are driving under the influence and therefore pull you over.

  1. Weaving
  2. Weaving Across Lane Lines
  3. Straddling A Lane Line
  4. Swerving
  5. Turning With Wide Radius
  6. Drifting
  7. Almost Striking Object or Vehicle
  8. Stopping Problems (too far, too short, too jerky)
  9. Accelerating or Decelerating Rapidly
  10. Varying Speed
  11. Slow Speed (10 mph + Under Limit)
  12. Driving In Opposing Lanes or Wrong Way on One-Way Street
  13. Slow Response to Traffic Signals
  14. Slow or Failure to Respond to Officer’s Signal’s
  15. Stopping in Lane for No Apparent Reason
  16. Driving Without Headlights at Night
  17. Failure to Signal or Signal Inconsistent with Action
  18. Following Too Closely
  19. Improper or Unsafe Lane Change
  20. Illegal or Improper Turn (too fast, jerky, sharp, etc.)
  21. Driving on Other Than Designated Roadway
  22. Stopping Inappropriately In Response to Officer
  23. Inappropriate Or Unusual Behavior (throwing objects, arguing, etc.)
  24. Appearing to be Impaired