Facebook

Twitter

LinkedIn

 

administer Tag

Challenging Horizontal Gaze Nystagmus Test Administration

Challenging Horizontal Gaze Nystagmus Test Administration

People charged with DUIs can and do challenge Horizontal Gaze Nystagmus Test administration. The Horizontal Gaze Nystagmus Test (HGN test) is one of the Standardized Field Sobriety Tests (SFSTs) given to suspected drunk drivers at the roadside by law enforcement. To determine how to challenge HGN test administration, learn how the test is administered and then how police officers do it incorrectly. How is the HGN test correctly administered? The National Highway Traffic Safety Administration provides law enforcement with guidelines on administering the HGN test. This article only summarizes the detailed guidelines. First, the officer should instruct the driver to place his feet...

Continue reading

Devices Used for Breath Tests: Are They Accurate?

Devices Used for Breath Tests: Are They Accurate?

Oklahoma law enforcement officers administer breath tests to suspected drunk drivers, but the accuracy of those tests has been questioned repeatedly. Determining whether breath tests are accurate requires an understanding of what device is used, how it works, how it is maintained, and how tests are administered. The breathalyzer used in Oklahoma is called the Intoxilyzer 8000, an older model in use for over 10 years in the state. Breathalyzers like the 8000 work on a light absorption theory. You breathe into the end of the device and your breath is captured in a chamber. A light bulb that emits infrared...

Continue reading