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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. If a shipping paper describes both hazardous and non-hazardous products, the hazardous materials must be:
highlighted in a contrasting color.
in the same color as the non-hazardous materials.
listed at the bottom.
2. While crossing railroad tracks, you should:
not shift gears.
shift up.
shift down.
3. To reduce driver distraction, you should do all of the following except:
Pre-program radio stations
Plan your route before driving
Eat while driving.
4. When you pull off the road and stop, you should:
use the taillights.
turn on the 4-way emergency flashers.
flash your brake lights.
5. When checking the engine compartment in a vehicle inspection, you should check all of the following except:
Engine oil level
Windshield washer fluid level
Shock absorbers
6. To obtain the HazMat endorsement, you must pass a ________ background check.
Local Department of Security
Law Enfrocement Agency
Transportation Security Administration
7. A placarded vehicle must have at least ___ identical placards.
8. If there is a fire in your vehicle, do NOT:
pull into a service station.
notify emergency services.
park in an open area.
9. To know how much space you should keep in front of you:
wait until the vehicle ahead of you passes a clear landmark, then count off the seconds until you reach the same spot.
estimate how many vehicle lengths there are between you and the vehicle ahead.
estimate how many seconds it would take you to reach the vehicle ahead.
10. Drivers of vehicles transporting HazMat should:
ensure that all relevant placards are carried in the passenger compartment.
compare the shipping paper to the markings and labels.
ensure that all packages are labeled as flammable materials.
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ID Tanker CDL Test

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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