skip content
Documents in the NTIS Technical Reports collection are the results of federally funded research. They are directly submitted to or collected by NTIS from Federal agencies for permanent accessibility to industry, academia and the public.  Before purchasing from NTIS, you may want to check for free access from (1) the issuing organization's website; (2) the U.S. Government Printing Office's Federal Digital System website; (3) the federal government Internet portal; or (4) a web search conducted using a commercial search engine such as

The ARIDE & DRE courses are companion courses to the DWI Detection and Standardized Field Sobriety Test Manual course.

Advanced Roadside Impaired Driving Enforcement (ARIDE)

This "Advanced Roadside Impaired Driving Enforcement” (ARIDE) curriculum is a stand-alone course. It is designed to help law enforcement officers become more proficient at detecting; apprehending, testing and prosecuting impaired drivers. The module's subject matter relates to two curricula, “Standardized Field Sobriety Testing” and "Drug Evaluation and Classification."

The sessions cover:

Session one deals specifically with Drugs, Drug Impaired Driving, and how it relates to Highway Safety.

Session two is a very detailed review of the Standardized Field Sobriety Tests including the foundational studies and the most recent validation studies.

Session three involves SFST Proficiency. The participant will be given two opportunities to pass the NHTSA/IACP Proficiency Examination.

Session four deals with physiology of the human body and how driving behavior is affected by the use of drugs.

Session five involves discussion of observation of eyes and other sobriety testing techniques used by law enforcement at roadside and the Modified Romberg Balance Test.

Session six involves a detailed description of the seven major drug categories and how they affect the human body and what an officer may observe in users of these drugs.

Session seven involves the possible combinations of drugs that are most commonly seen by law enforcement and what the indicators of impairment may be.

Session eight involves Pre & Post Arrest procedures and how to prepare for the prosecution of the drug and alcohol impaired driver.


The Advanced Roadside Impaired Driving Enforcement training curriculum consists of the following materials:

  • A participant manual
  • An instructor manual
  • Administrator's guide
  • Microsoft Power Point Presentation, Sessions I-VIII
  • One (1) DVD/VHS, inclusive of indicators of impairment for the seven major categories of drugs.
  • One (1) template for a modified drug matrix chart.
  • Pre-course knowledge assessment
  • Final Exam / Scenarios
  • Instructor and course critique



This seven-day classroom training course on drug evaluation and classification prepares persons to serve as Drug Recognition Experts (DREs).  The course focuses primarily on two broad topics:

(1) The examinations, observations, measurements, etc. that constitute the Drug Evaluation and Classification procedures.
(2) The nature, effects, signs and symptoms of each of the seven categories of drugs, and of the combination of categories.

More specifically, the course provides formal presentations on:

- Drugs in Society and in Motor Vehicle Operation.
- Development and Effectiveness of the Drug Evaluation and Classification Program Procedures.
- An Overview of Physiology and Drugs.
- An Overview of the DEC Program Procedures.
- Eye Examinations. (Horizontal Gaze Nystagmus; Vertical Gaze Nystagmus; Lack of Convergence; Estimation of Pupil Size; Pupil Reaction to Light).
- Vital Signs Examinations. (Pulse Rate; Blood Pressure; Temperature)

Back to Top