How many hours is the Sfst course?
This course is a 16 hour classroom course which includes instruction on: NHTSA Studies. General Deterrence.
How do you test for lack of convergence?
Lack of Convergence Test The test requires the person to, once again, simply watch the “stimulus” that is held 12-15 inches from the subject’s nose and the stimulus is moved in two large circles in either a clockwise or counter-clockwise motion.
What does aride stand for?
The Advanced Roadside Impaired Driving Enforcement (ARIDE) program was developed by the National Highway Traffic Safety Administration (NHTSA) with input from the International Association of Chiefs of Police (IACP) Technical Advisory Panel and the Virginia Association of Chiefs of Police.
What is the meaning of aride?
1. Lacking moisture, especially having insufficient rainfall to support trees or woody plants: an arid climate. 2. Lacking interest or feeling; lifeless and dull: a technically perfect but arid musical performance.
What is an HGN test?
The Horizontal Nystagmus Test (HGN) is a standardized field sobriety test (FST) that police often administer in order to gauge whether a DUI suspect is under the influence of alcohol. The officer notes the angle at which the pupil starts to exhibit “nystagmus” (involuntary jerking of the eye).
How many clues do you need for SFSTs?
There are a total of 8 clues the officer is looking for. The police officers are taught that if the person demonstrates 2 or more clues on this test or fails to complete it, then there is a 68% accuracy in determining the suspect’s blood alcohol content is above 0.10.
What drugs cause lack of convergence?
Lack of Convergence usually occurs with people who are under the influence of any drug that causes HGN. Thus, Depressants, Inhalants, and Dissociative Anesthetics usually will cause Lack of Convergence. Cannabis also will usually cause Lack of Convergence, even though it doesn’t cause HGN.
