Tank
This endorsement is required to haul any liquid or gaseous materials in a tank or tanks having a capacity of 1,000 gallons or more that is either permanently or temporarily attached to the vehicle or chassis. To receive this endorsement, applicants must pass a test. The test consists of 20 multiple choice questions. Each question has three or four possible answer choices. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the North Carolina Commercial Driver License Manual. Questions come from chapters covering: Driving Safely, Tank Vehicles, Hazardous Materials and Combination Vehicles. The Tank endorsement can be used with the Class A, B or C CDL.
Number of Questions
20
Passing Score
16
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To Pass
0
Correct
0
Incorrect
0
9. What is a retarder?
A device that improves a vehicle's gas mileage
A device that prevents a vehicle from being too loud
A device that prevents a vehicle from going too fast
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10. The trailer hand valve should be used:
To test the trailer brakes.
To check the connection between the trailer and tractor.
To accelerate.
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11. Which of the following is not a good way to reduce crashes when turning right?
Turn slowly.
Keep the tail end close to the curb.
Keep an eye on oncoming traffic.
Allow open space on your right side.
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12. If driving in a foggy area, you should not:
Turn on your four-way flashers.
Increase your speed.
Use your low beam headlights.
Decrease your speed.
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13. If an aggressive driver is involved in a crash down the road, you should:
Pull over and yell at them.
Block the driver in with your vehicle.
Stop after the crash scene and report the other driver’s behavior to police.
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14. If using a helper while backing a vehicle, where should they stand?
On the wide of the truck
In front of the driver side
Near the back of the truck
In front of the passenger side
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