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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 Maryland CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The MD tanker test covers the following sections of the Maryland CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this MD tanker practice test now to prepare for the actual test!
1. If the words "Inhalation Hazard" appears on the shipping paper, the __________ placard must be displayed.
Reportable Quantity Hazard
Corrosive Materials
Liquid Gas
Poison Inhalation Hazard or Poison Gas
2. A tank endorsement is required for certain vehicles that transport:
solid materials.
liquids or gases.
None of the above.
3. For safety during a trip, you should:
use your senses to check for problems.
check critical items when you stop.
watch gauges for signs of trouble.
All of the above.
4. The amount of liquid to load into a tank depends on:
the weight of the liquid.
the amount the liquid will expand in transit.
legal weight limits.
All of the above.
5. Most heavy-duty vehicles use:
solid brakes.
air brakes.
hydraulic brakes.
pressure brakes.
6. To prevent fatigue during long trips you should:
take frequent breaks.
rely on caffeine.
take a cold shower.
All of the above.
7. When stopping with a tanker, you must be aware that:
wet roads will provide more traction than dry roads.
a fully loaded vehicle requires a greater stopping distance because it has less traction.
the amount of liquid in the tank has no influence on the stopping distance.
a fully loaded vehicle takes less room to stop than an empty vehicle.
8. To make the brakes work, air brakes use:
hydraulic air.
compressed air.
carbon monoxide.
9. The manifest for transporting hazardous wastes must be:
attached to the appropriate placard.
uploaded to the cloud.
appear on both sides and ends of the vehicle.
signed by hand.
10. What is Gross Vehicle Weight?
The total weight of a single vehicle, including its load
The total weight of a combination of vehicles excluding the load
The total weight of a single vehicle, excluding its load
The total weight of the cargo
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MD CDL Tanker 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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