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FREE 2024 Iowa (IA) Tanker Quick Review 1

2024 IA Tanker Information

The tanker endorsement provides the ability to operate a commercial motor vehicle (CMV) that is transporting bulk liquids. The tanker endorsement is required for portable tanks, attached tanks, drivers carrying filled cylinders, or intermediate bulk containers (IBCs) filled with liquid even if they are transported in a dry van.

The tanker endorsement exam is comprised of 20 multiple choice questions covering outage, being top heavy, and other special skills needed for hauling liquid freight. You will need to score at least 80% (16 out of 20) to pass the tanker exam.

We have compiled 60 questions that you will need to know before heading to the DVM to take your tanker endorsement test. These questions are based off the 2024 Iowa CDL drivers’ manual, and will provide the information you need to know to put yourself in the drivers’ seat.

Image of Iowa's Driver's License

Based on the 2024 IA CDL Driver's Manual

IA Tanker Fact Sheet
Questions on Test:
20
Correct answers needed to pass:
16
Passing Score:
80%
Age to apply:
18
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Hauling liquids in tankers requires special care for two reasons. One reason is the _____ center of gravity that tankers have.

Possible Answers:

Flat
Wide
High
Answer:
High
Explanation:
Hauling liquids in tanks requires special skills because of the high center of gravity and liquid movement.
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  1. Hauling liquids in tankers requires special care for two reasons. One reason is the _____ center of gravity that tankers have.
  2. You are driving a tank truck and the front wheels begin to skid. Which of these is most likely to occur?
  3. How far back does a helper stand when pumping or unloading liquids from a tanker?
  4. Outage means:
  5. Side to side surge can cause:
  6. You need to be extremely cautious when driving smooth bore tankers. This is especially true when you are:
  7. Liquid in a tank with baffles can have what kind of surge?
  8. When your cargo tank has baffles, what handling effect do you expect?
  9. Which of these statements about stopping distance and speed is true?
  10. Which of these statements about tankers and their center of gravity is true?
  11. You must have a tank vehicle (N) endorsement to drive a vehicle with
  12. When should you inspect a tank vehicle?
  13. To control surge, what is the best way to brake?
  14. When must a tank be un-baffled?
  15. Which of these is the most important thing to remember about emergency braking?
  16. If you must make an emergency stop, brake so that
  17. If your vehicle has any of the following equipment, what needs to work properly?
  18. If a hill or curve keeps drivers behind you from seeing the vehicle within 500 feet:
  19. When you load the small tanks of a cargo tank equipped with bulkheads, you should check your:
  20. When you unload the smaller tanks of a tank with bulk heads, be careful to check the:
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