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BLEA 855 BAC EXAM WITH
SOLUTION
True or False: Consumption of food or drink will prevent intoxication. - ANSWER False
True or False: Consumption of an energy drink or water will speed up the time it takes to become sober. - ANSWER False
True or False: External Standard Results must be within 0.072 - 0. inclusive. - ANSWER True
An error message of "Interference Detected" - ANSWER Acetone was detected by the instrument.
True or False: Regardless of age, anyone above 0.08 BAC will be charged with DUI - ANSWER True
How long is a BAC certification good for? - ANSWER 3 years w/ a 90 Day Grace Period.
True of False: You must remove dentures, fake teeth, and or jewelry before
testing. - ANSWER False
How many readings per ticket? - ANSWER 2 Tests, 2 Readings (4 Total Readings per ticket!)
How many Blank Samples per ticket? - ANSWER Two Blanks before and after each test. 4 Blank Samples per ticket!
If a subject blows for the first test but denies the second test, what might you do? - ANSWER Document a refusal and write a search warrant for blood.
If the machine does not get a good reading for the BAC and a retest is required but the subject denies the test, is this also considered a refusal? - ANSWER Yes! The subject must be cooperative until the testing is complete.
True or False: If a subject claims they are confused after being explained their rights and obligations, you should explain in further detail. - ANSWER False! Officers do not interpret or explain the law. You must simply re-read their rights or contact their attorney.
What are the two technologies that the Draeger uses? - ANSWER Infrared and Fuel Cell (Electrochemical)
True or False: 15 consecutive minutes for an observational period is a mandatory component of the testing process. - ANSWER True
How many minutes are taken during an observational period? - ANSWER 15 Minutes at a minimum
True or False: The liver processes most of the alcohol that is consumed. - ANSWER True
Who establishes and governs the rules of the breath test devices? - ANSWER Washington Administrative Code (WAC)
How often do PBT's need to be tested and re-certified? - ANSWER Every 6 months at a minimum
True or False: All samples taken must be within 12% of the mean. - ANSWER False! All samples must be within 10% of the mean.
If you witness the subject place a mint in their mouth during the 15 minute observational period, what should you do? - ANSWER Have the subject remove the mint or any other substance from their mouth (possibly even rinse mouth with water), look into mouth for any other items, and restart 15 minute observational period.
What are Preliminary Breath Tests (PBT) strictly used for? - ANSWER Developing Probable Cause for arrest of DUI. However, do not rely on PBT results solely for PC!
If a subject appears to be heavily intoxicated on the roadside but blows a 0.01 BAC, what might this indicate? (Fill In The Blank) - ANSWER Other drug use or possible medical condition (Diabetes).
An error message of "Invalid Sample" means what? - ANSWER Alcohol was detected in subjects mouth! You must conduct another observational period and use a new mouthpiece.
When the machine states it is ready for a sample, how much time do you have to complete a sample? - ANSWER 2 minutes
What are some examples of good faith effort when conducting breath samples of a subject? - ANSWER • Graph on display
- Audible tone
- Condensation in mouthpiece
- Total Volume Bar (Bottom Of Screen)
instrument is detecting something in the air around the instrument. Alcohol detected in the mouth of subject would be an "invalid sample error".
Besides possible coaching mistakes, what would lead to samples outside of 10% - ANSWER Inconsistent Samples
