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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 Idaho CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The ID tanker test covers the following sections of the Idaho CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this ID tanker practice test now to prepare for the actual test!
1. Your vehicle should be equipped with all of the following except:
Spare electrical fuses
Warning devices for parked vehicles
Instructions on how to perform a vehicle inspection test
2. A material’s hazard class reflects:
the type of packaging required to transport the material.
the methods for handling spills or leaks in the absence of fires.
the risks associated with the material.
3. Which of the following is not a type of retarder?
4. When loading and unloading the smaller tanks of a cargo tank equipped with bulkheads, you must pay attention to:
water distribution.
smooth bore tanks.
weight distribution.
5. Class 2 hazardous materials include:
Radioactive materials
Flammable gases
6. At a rest area, you discover your hazardous materials shipments is leaking. There is no phone around. You should:
send someone else for help and give that person all of the necessary information.
continue driving in order to find a phone.
keep driving slowly until you reach a truck stop.
7. What should you do if you doubt you have safe space to pass under a low bridge?
If no warnings are posted, assume there is enough clearance under the bridge and proceed slowly.
Go slowly, and take another route if you are not sure you can make it.
Increase the weight of your vehicle to clearing under the bridge.
8. When conducting a pre-trip inspection:
the vehicle inspection report should not be reviewed unless your supervisor tells you to do so.
the inspection report should only be reviewed if you will be carrying passengers.
you should review the last vehicle inspection report.
9. Some liquid tanks are divided into several smaller tanks by:
10. You or your employer must call the National Response Center when any of the following occur as a direct result of a HazMat incident, EXCEPT:
a person is killed.
black ice makes the road look wet.
spillage occurs.
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ID CDL Tanker Endorsement

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