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OptimusLaw         DUI / DWI Help Center Home
   
What is a DUI / DWI?
What's the difference between "drunk driving" and a DUI?
What is driving under the influence?
What is a DUI offense?
How drunk do I have to be to be charged and convicted of a DUI?
What are the signs of a drink driver?
How do police officers determine if a driver is under the influence?
What are field sobriety tests?
What are blood alcohol tests?
Is there a national drunk driving standard?
What should I do if I'm stopped by the police?
What do police officers look for during a traffic stop?
Can I refuse to take a blood alcohol test?
Can I choose which chemical test to take?
Do I have the right to talk to an attorney?
Should I admit to drinking?
Does an officer have to read me my rights before asking me any questions?
What is "per se"?
Should I talk to a lawyer?
Successfully defending against a DUI charge?
What are my chances of plea bargaining for a lesser offense?
What are Miranda Rights?
What is implied consent?
Blood Alcohol Content (BAC) Levels
Probable cause
Can I get an independent blood test?
Repeat offenders
How much will it cost to fight a DUI / DWI?
Booked on DUI charges
Entering a Plea
Can I represent myself?
What are the chances of winning in court?
What evidence is typically presented?
What penalties do first time offenders face?
What penalties are handed down for repeat offenders?
Consequences of a DUI / DWI conviction
License Suspensions
DUI Treatment and Evaluation
What is ignition interlock?
Avoiding a DUI / DWI
 
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What are the signs
of a drunk driver?

OptimusLaw DUI / DWI Help Center

What are the signs of a drunk driver?

Officers look for specific visual cues that indicate that a driver is driving under the influence or legally intoxicated.  Observing one or more of the following cues will alert police officers and result in a traffic stop.

Cues related to problems in maintaining proper lane position

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

Cues related to speed and braking problems

Stopping problems (too far, too short, too jerky)
Accelerating for no reason
Varying speed
Slow speed

Cues related to vigilance problems

Driving without headlights at night
Failure to signal a turn or lane change
Signaling inconsistently with actions
Driving in opposing lanes
Driving 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

Cues related to 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.

Important Notice

This information is generic and may or may not apply to your particular city, county, state or your individual circumstances. State laws vary and are continuously changing. This information does not necessarily reflect the laws in your state.  It is not intended to be a source of legal advice or a substitute for qualified legal counsel.  Your access to and use of this web site is subject to additional terms and conditions found in our Terms of Use.  Please read it now.

Where can I get DUI / DWI legal advice?

If you have been charged with a DUI / DWI,
you should discuss your case with a licensed attorney.  Visit OptimusLaw.com to find a lawyer to assist you with your specific DUI / DWI matter. 

Source: National Highway Traffic Safety Administration DWI Detection Guide

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The OptimusLaw DUI / DWI Help Center is provided for your general information only.Important Notice - The OptimusLaw DUI / DWI Help Center is provided for your general information only.  This information is generic.  It is compiled from the laws of several states and may or may not apply to your particular city, county, state or individual circumstances. State laws vary and are continuously changing. This information does not necessarily reflect the laws in Pennsylvania.  It is not intended to be a source of legal advice or a substitute for qualified legal counsel.  Your access to and use of this web site is subject to additional terms and conditions found in our Terms of Use.  Please read it now.

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