Commercial Vehicle License Flashcards

A Class A CDL allows you to operate combination vehicles with a GCWR of at least how many pounds?

Answer: 26,001 lbs

Class A CDL is required for combination vehicles with a GCWR of 26,001 lbs or more when the towed unit exceeds 10,000 lbs.

Which endorsement is required to transport passengers for hire in a vehicle designed for 16 or more occupants?

Answer: P endorsement

The P (Passenger) endorsement is required for drivers transporting 16 or more passengers including the driver.

Under FMCSA rules, how many hours must a property-carrying driver rest before returning to duty after reaching the 70-hour/8-day limit?

Answer: 34 hours

A driver must take a 34-hour restart to reset the 60/70-hour clock under FMCSA HOS regulations.

Which of the following is a disqualifying offense that results in a lifetime CDL disqualification for a second violation?

Answer: Using a commercial vehicle in a felony involving controlled substances

Using a CMV in a felony involving controlled substances is a major offense that leads to lifetime disqualification on a second occurrence.

What is the minimum air pressure that must be maintained in the air brake system before driving a commercial vehicle?

Answer: 100 psi

Most air brake systems require at least 100 psi before you may drive to ensure full braking capability.

A CMV driver convicted of a first-offense DUI in ANY vehicle must be disqualified from driving a CMV for at least:

Answer: 1 year

A first DUI conviction disqualifies a CDL holder from operating a CMV for at least one year.

Which federal agency has primary authority to regulate commercial motor vehicle safety on U.S. highways?

Answer: FMCSA

The Federal Motor Carrier Safety Administration (FMCSA) is the primary federal agency responsible for CMV safety regulations.