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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 Alabama CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The AL tanker test covers the following sections of the Alabama CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this AL tanker practice test now to prepare for the actual test!
1. Baffled tanks:
are usually those that transport food products.
help to control the temperature of the liquid.
have nothing inside to slow down the flow of the liquid.
help to control the liquid surge.
2. Move-over laws require drivers to _________ when approaching an emergency vehicle stopped on the roadside or a work zone.
sound their horn
change direction
slow down and change lanes
3. To make the brakes work, air brakes use:
compressed air.
hydraulic air.
carbon monoxide.
4. Pre-trip inspections are:
required by law
required only for trips of more than 50 miles.
required only for trips of more than 100 miles.
5. To reduce driver distraction, you should do all of the following except:
Eat while driving.
Pre-program radio stations
Adjust mirrors before driving
Plan your route before driving
6. ABS:
improves your visibility at night.
does not decrease your stopping distance.
helps you increase your average speed.
helps you increase your following distance.
7. If your trucks has a high center of gravity, which of the following is true for curves?
Reduce your speed to a crawl.
You should travel at the posted speed limit.
You should slow down, as your truck can roll over at the posted speed limit for the curve.
None of the above.
8. If corrosive materials leak during transportation, the parts of the vehicle exposed to corrosives must:
be left to air dry.
be washed with acid.
be washed with oil.
be washed with water.
9. Watch out for black ice:
right after it starts to rain.
when the temperature is above freezing and the road is dry.
any time the temperature is below freezing and the road looks wet.
when it is snowing.
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.
spillage occurs.
an injured person requires hospitalization.
black ice makes the road look wet.
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AL Tanker Test

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