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Commercial Driver’s License (CDL) Exam Endorsement Test: The Hazardous Materials Test
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Commercial Driver’s License (CDL) Exam Endorsement Test: The Hazardous Materials Test
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25 Questions

1. You are transporting hazardous materials in a vehicle with dual tires and have just checked your tires for proper inflation. How soon must you stop and check your tire pressure again
2. The person watching someone load or unload a cargo tank must be within ____ feet of the tank.
3. Corrosive liquids should never be loaded next to or above
4. You are transporting Class B explosives and your vehicle breaks down. What should you use to signal for help
5. Which of the following combinations of materials in the same vehicle is allowed
6. Which three classes of hazardous materials should not be loaded in a cargo space that has a heater
7. If you discover a cargo leak, what should you do
8. You cannot have overhang or tailgate loads of
9. You should not smoke or carry a lighted cigarette, cigar, or pipe within 25 feet of any vehicle that contains
10. You have had an accident while transporting hazardous materials. In which of the following circumstances must you or your employer phone the National Response Center
11. If a shipment contains hazardous materials requiring placards, who is responsible for placarding the vehicle
12. You must carry with you a written route plan when transporting
13. If you are transporting hazardous cargo, what is an acceptable place to keep the shipping papers
14. A package labeled _________ should not be loaded in the driver’s cab or sleeper.
15. A driver transporting _________ in cargo tanks must have an approved gas mask in the vehicle.
16. Under which of the following circumstances must you stop before crossing railroad tracks
17. Your load contains 10 pounds of radioactive material, 500 pounds of flammable gas, and 1,000 pounds of nonflammable gas. What placards do you need
18. Besides the material’s hazard class, what else determines which placards you must use
19. Your vehicle is involved in a collision while you are transporting explosives. Which of the following is a proper thing to do
20. You discover a fire in your vehicle while transporting hazardous materials. Which of the following is a proper procedure
21. With which division(s) of explosives must you use a floor lining
22. What does the transport index on a package label tell you
23. You should not transport substances that are “Forbidden.” In which column of the Hazardous Materials Table should you look to determine if a material you have been given by a shipper is forbidden
24. A placarded vehicle must have _____ identical placards.
25. The _________ pays for the cleanup of contaminated parking lots, roadways, and drainage ditches caused by cargo leakage.

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