Vehicle Inspection Quick Summary - CDL

In order to put a commercial motor vehicle on the road, you must first:

• Drink an alcoholic drink

• ask a mechanic about the vehicle's condition.

• conduct a thorough pre-trip inspection.

• perform a short test drive to verify safe operation.

What is the minimum tread depth for the steer axle-tire (front tires)?

• 2/32 inch

• 4/32 inch

• 6/32 inch

• 8/32 inch

What is the minimum tread depth for the drive axle-tire (back tires)?

• 2/32 inch

• 4/32 inch

• 6/32 inch

• 8/32 inch

After the initial 50-mile check, how often must you conduct additional on-the-road inspections of the cargo securement and securement devices?

• Whenever a change of duty status is made, every three hours, or 150 miles,

  whichever comes first

• Whenever you stop for fuel or every 150 miles, whichever comes first

• If you are stopped for a roadside inspection and fail

When is it appropriate to conduct a post-trip inspection?

• Whenever it's most convenient, but before the start of your next day

• The same exact time every evening, regardless of where you are

• At the end of every work day

• Right before 12 midnight, when your next day begins on your driver's daily log