The horizontal gaze nystagmus test is an eye test approved by the National Highway Traffic Safety Administration(hereinafter NHTSA) as a tool to detect clues of impairment in drivers. The HGNtest is one of three psychomotor tests approved as part of the standardized field sobriety testing protocol employed by law enforcement officers throughout the United States and used here in Ohio.
When an officer asks you to follow his pen, he is performing the horizontal gaze nystagmus test. Nystagmus [Read the full post. . .]
Information about the Wright State University Weekend Intervention Program can be found at their web site [HERE], or by contacting the Director:
Phyllis Cole, M.A., Director
Center for Interventions, Treatment and Addictions Research
110 Medical Sciences Building
Wright State University Boonshoft School of Medicine
3640 Colonel Glenn Highway
Dayton, OH 45435
(937) (937) 775-3050
Fax: (937) 775-2629
You can also access PROGRAM DATES, get on-line REGISTRATION FORMS, learn the RULES & REGULATIONS, get [Read the full post. . .]
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If you like the articles related to Ohio DUI law that you see here, please join our 8,000+ fans on Facebook. The Dayton DUI Facebook page is a constant feed of information related to Ohio DUI law, decisions from the Ohio and United States Supreme Court, red-light cameras, checkpoints throughout Ohio, developments in civil liberties and the latest information about DaytonDUI. I promise to work really hard to bring you relevant, funny and [Read the full post. . .]
An often-overlooked piece of exculpatory evidence is your signature.
When the officer has read and explained your rights prior to conducting an evidential breath test, he or she will ask you to sign a form entitled the BMV Form 2255 Notice of Administrative License Suspension. Under Ohio Revised Code 4511.192 (A) “The officer SHALL give that advice in a written form that contains the information described in division (B) of [that] section and SHALL read the advice to the person. [Read the full post. . .]
The cornerstone of evidential breath testing is the scientific principle called Henry’s law, named after pioneering chemist William Henry in 1803. Henry’s Law states,
At a constant temperature, the amount of a given gas that dissolves in a given type and volume of liquid is directly proportional to the partial pressure of that gas in equilibrium with that liquid.
In evidential breath testing, Henry’s Law allows the machine to assume it can measure the alcohol (ethanol) in your breath [Read the full post. . .]