Alcohol & Drug Screens for DOT

Alcohol & Drug Screens for DOT

I had a question about the alcohol and drug screens for the DOT: is it mandatory for them to have the alcohol and drug screen test? it was a bit confusing. Pilots, truck drivers, subway operators, ship captains, pipeline controllers, airline mechanics, locomotive...
Alcohol & Drug Screens for DOT

Alcohol & Drug Screens for DOT

I had a question about the alcohol and drug screens for the DOT: is it mandatory for them to have the alcohol and drug screen test? it was a bit confusing. Pilots, truck drivers, subway operators, ship captains, pipeline controllers, airline mechanics, locomotive...