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Louisiana CDL Permit Test - Tank

Number of questions: 20
Passing score: 16
Directions: 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 possible answer choices. To pass, the applicant must answer at least 16 questions correctly. Test questions come from the Louisiana Commercial Driver License Manual. Questions come from chapters covering:Transporting Passengers and Tank Vehicles. The Tank endorsement can be used with the Class A, B or C CDL.
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Passing grade —
4 or fewer errors
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1.
When driving with passengers, a bus driver should:
Engage in conversation with the passengers.
Not engage in conversation with passengers.
Ask passengers to watch out the windows for hazards.
2.
When approaching a railroad crossing, you should:
Look both ways, but do not need to stop.
Stop and get out of the bus to look for a train.
Stop before the railroad tracks and look both ways before proceeding.
3.
When driving a tank vehicle, the driver should:
Increase their usual following distance.
Make sudden stops.
Swerve periodically.
4.
Liquid surge occurs in:
Overfilled tanks.
Partially-filled tanks.
Tanks that have been emptied.
5.
Forward-and-back surge is usually strong in:
A holding tank.
An unbaffled tank.
A leaf tank.
6.
If a tank is found to be leaking, the driver should:
Drive with their emergency flashers activated.
Get the leak fixed immediately.
Continue the trip and then inform someone about the leak.
7.
A highway curve should be taken:
At or slightly above the posted speed limit.
At the posted speed limit.
Well below the posted speed limit.
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