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Harris County DWI Law Enforcement

Law Enforcement needs to detect a DWI while observing the driver on the road. The follow are sings that an officer uses to determine if a driver may be under the influence of alcohol or drugs.

Texas Law EnforcementMaintaining Proper Lane Position:

  • Weaving
  • Weaving across lanes lines
  • Straddling a lane line
  • Drifting
  • Swerving
  • Almost striking a vehicle or other object
  • Turning with a wide radius, or drifting during a curve

Speed and Braking Problems:
  • Stopping problems (too far, too short, too jerky)
  • Accelerating for no reason
  • Varying speed
  • Slow speed

Vigilance Problems:
  • Driving without headlights at night
  • Failure to signal a turn or lane change, or Signaling inconsistently with actions
  • Driving in opposing lanes or the wrong way on a one-way street
  • Slow response to traffic signals
  • Slow or failure to respond to officer's signals
  • Stopping in the lane for no apparent reason

Judgment Problems:
  • Following too closely
  • Improper or unsafe lane change
  • Illegal or improper turn (too fast, jerky, sharp, etc.)
  • Driving on other than the designated roadway
  • Stopping inappropriately in response to an officer
  • Inappropriate or unusual behavior
  • Appearing to be impaired

The following are links to Harris County Sheriffs Offices and City Police Departments:

Harris County Sheriffs

Harris County Police Departments