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The tanker endorsement applies to drivers who wish to drive a tank in Class A, B, or C CDL. To add this endorsement to your CLP/CDL, you must pass a knowledge test on the problems posed by large volume liquid cargos. The Hawaii CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The HI tanker test covers the following sections of the Hawaii CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this HI tanker practice test now to prepare for the actual test!
1. Which of the following is NOT true?
ABS only comes into play when a wheel would have locked up because of over braking.
ABS will change the way you normally brake.
ABS won't compensate for bad brakes.
2. The height of a vehicle's center of gravity is important for safe handling. Why?
A high center of gravity means you are less likely to tip over.
Trucks with a high center of gravity can roll over at the posted speed limit for a curve.
Trucks with a high center of gravity have better traction.
3. Empty trucks:
stop quicker when you use only the emergency or parking brake.
have more traction than full trucks.
require greater stopping distances than full trucks.
4. A shipping paper for HazMat must include:
a proper shipping description for each HazMat.
page numbers if the shipping paper has more than 1 page.
All of the above.
5. ______ surge results from movement of the cargo in partially filled tanks.
6. Before operating the vehicle, the driver should:
review the last vehicle inspection report.
rely on the last vehicle inspection and skip the pre-trip inspection.
should not review the vehicle inspection report and immediately try to find any vehicle defects.
7. You should do an after-trip inspection:
after each trip.
at least once a week.
once a month.
8. Which of the following is true? If a HazMat is a Poison Inhalation Hazard:
a POISON INHALATION HAZARD placard must be used in addition to other placards.
the material will have special requirements for shipping papers.
All of the above.
9. To make the brakes work, air brakes use:
hydraulic air.
compressed air.
10. If there is a fire in your vehicle, do NOT:
pull into a service station.
park in an open area.
notify emergency services.
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HI CDL Tanker Test

Number of questions: 20
Correct answers to pass:16
Passing score:80%
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