CDE CDE Driver Fitness & Medical Standards 3

Question 1

Which federal regulation governs drug and alcohol testing requirements for commercial motor vehicle drivers?

Accepted Answer

49 CFR Part 382

Answer

49 CFR Part 382 establishes FMCSA's controlled substances and alcohol use and testing requirements for drivers of commercial motor vehicles.

Question 2

At what blood alcohol concentration (BAC) level is a commercial driver prohibited from operating a CMV?

Accepted Answer

0.04% or higher

Answer

A BAC of 0.04% or higher prohibits a commercial driver from operating a CMV, which is exactly half the legal limit applicable to non-commercial drivers.

Question 3

What type of drug or alcohol test is conducted when a trained supervisor observes signs of possible impairment?

Accepted Answer

Reasonable suspicion testing

Answer

Reasonable suspicion testing is conducted when a trained supervisor directly observes behavior, appearance, or speech suggesting possible drug or alcohol use by a driver.

Question 4

Within what time frames must post-accident drug and alcohol testing be administered to a commercial driver?

Accepted Answer

Within 2 hours for alcohol and 32 hours for drugs

Answer

Post-accident alcohol testing must be completed within 2 hours of the accident, and drug testing must be completed within 32 hours for commercial drivers involved in qualifying accidents.

Question 5

What percentage of a carrier's commercial drivers must be randomly tested for controlled substances each year under FMCSA rules?

Accepted Answer

50%

Answer

FMCSA requires that at least 50% of a motor carrier's average number of driver positions be randomly tested for controlled substances each calendar year.

CDE - Certified Driver Evaluation Practice Test

CDE - Certified Driver Evaluation Practice Test

CDE CDE Driver Fitness & Medical Standards 3