May Safety Quiz

1. During a roadside inspection, the officer finds a driver’s medical card expired yesterday. What happens?

A. Grace period automatically applies B. Verbal warning only C. Driver can be placed out of service D. Nothing if license is valid

2. A driver exceeds 11 hours driving but is still under 14 hours on duty. Is it legal?

A. Yes B. No C. Only in bad weather D. Only with dispatcher approval

3. If a tire has exposed cord material, the vehicle is:

A. Legal until next service B. Legal if rear axle only C. Out of service D. Legal under 50 miles

4. How many warning triangles must most CMVs carry?

A. 1 B. 2 C. 3 D. 5

5. A fire extinguisher in a CMV must be:

A. Painted red only B. Fully charged and securely mounted C. Stored in cargo area D. Replaced monthly

6. If a driver becomes ill or fatigued while operating, DOT rules require the driver to:

A. Finish route first B. Continue under 45 mph C. Stop operating if unsafe D. Call dispatch only

7. What is required before operating a CMV after repairs were made to a safety-related defect?

A. Driver verification the repair was completed B. Dispatcher approval only C. New registration D. Police inspection

8. Which document is most commonly requested during a DOT roadside inspection?

A. Social Security card B. Driver vehicle inspection reports/logs C. Birth certificate D. Credit card receipts

9. A driver finds a flat tire during pre-trip inspection. What is the correct action?

A. Drive slowly to next stop B. Inflate while loaded beyond rating C. Repair before operating D. Ignore if dual tire setup

10. Which of the following can trigger a DOT audit of a carrier?

A. Multiple roadside violations B. Clean inspection history C. New tires installed D. Low fuel mileage

11. Why do you want to get home safely every day?

May 2026 Safety Quiz