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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 New Hampshire CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The NH tanker test covers the following sections of the New Hampshire CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this NH tanker practice test now to prepare for the actual test!
1. Shippers must warn drivers and others about the material's hazards:
by placing a red triangle with an orange center on the vehicle.
by making a written report each day on the condition of the material.
by placing the transmission in Neutral.
by putting hazard warning labels on packages.
2. If your brakes fail while you are driving on a downgrade, you should:
immediately start looking outside your vehicle for something to stop it.
take the least hazardous escape route you can.
use an escape ramp if it's available.
All of the above.
3. When driving a tanker, you should:
decrease your following distance.
drive 10 mph below the posted speed limit.
increase your following distance.
stop every 50 miles to inspect your vehicle.
4. ABS will:
shorten your stopping distance.
not change your normal braking capability.
increase your average speed.
not give you more control over the vehicle during braking.
5. You should never load a cargo tank totally full. Why?
Liquids shrink when they freeze, which results in the so called "outage".
To save money on the tank rental fee.
All of the above.
Liquids expand as they warm and you must leave room for the liquid to expand.
6. When you pull off the road and stop, you should:
use the taillights.
flash your brake lights.
use your high beams.
turn on the 4-way emergency flashers.
7. When checking the engine compartment in a vehicle inspection, you should check all of the following except:
Spring hangers
Engine oil level
Windshield washer fluid level
Coolant level in radiator
8. You can determine if your vehicle is equipped with ABS (anti-lock braking system) by:
checking if your vehicle was manufactured after March 1, 1998.
checking for a yellow ABS malfunction lamp on the instrument panel.
looking for wheel speed sensor wires coming from the rear of your brakes.
All of the above.
9. You should be especially alert for drunk drivers:
late at night.
in the morning.
around shopping areas.
in the early evening.
10. When backing a trailer, you should turn the steering wheel to the right to make the trailer go left (or vice versa). Once the trailer starts to turn, you should:
keep backing up.
turn the wheel the other way to follow the trailer.
turn the wheel moreĀ  in the direction you want to go.
None of the above.
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NH Tanker Test

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