ADKINS & PURKEY / DWI RESOURCE LIBRARY
North Carolina’s Intox EC/IR II, observation periods, sequential samples, calibration records, portable breath tests, other states’ instruments and breath-alcohol science.
Huntersville & Locust offices · Lake Norman & surrounding communities
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Breath Testing & Intox EC/IR II
How North Carolina’s roadside alcohol screening test works under G.S. 20-16.3: when an officer can ask for one, the approved devices, why the number is inadmissible, what a refusal means, and the case law.
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Which evidential breath machines other states use, from the Intoxilyzer 8000 and 9000 to the DataMaster DMT and Dräger Alcotest, how they compare with North Carolina’s Intox EC/IR II, and why the rules matter more than the brand.
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How the Intox EC/IR II measures breath alcohol in North Carolina DWI cases: fuel cell and infrared science, the 10A NCAC 41B rules, how to read the test record, permits, maintenance and the case law.
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