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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 South Dakota CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The SD tanker test covers the following sections of the South Dakota CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this SD tanker practice test now to prepare for the actual test!
1. Tank vehicles have a high center of gravity, which means:
they have more traction.
they are more likely to roll over.
they are very stable.
they are less likely to roll over.
2. The manifest for transporting hazardous wastes must be:
appear on both sides and ends of the vehicle.
attached to the appropriate placard.
signed by hand.
uploaded to the cloud.
3. Texting is:
safer than talking on a cell phone.
about as safe as adjusting the radio.
the most dangerous distraction.
safer thanĀ  engaging in conversation with a passenger.
4. Emergency brakes are:
required on all vehicles.
not required on buses.
not required on doubles.
not required on commercial vehicles with air brakes.
5. Which of the following vehicles is most likely to turn over?
3 axle tractor semitrailer
Triple trailer
65 ft. conventional double
5 axle tractor semitrailer
6. If a vehicle is equipped with ABS, when you start the engine:
the trailer emergency brakes will come on.
the wheels will lock up.
the spring brakes will come on.
the ABS indicator light on the dash should come on and then turn off.
7. A high center of gravity is most dangerous:
in curves.
in construction zones.
when the tank is empty.
when driving below the speed limit.
8. To know if your vehicle is equipped with ABS, look for:
the ABS logo on the steering wheel.
an ABS placard.
the ABS shipping paper.
a yellow ABS malfunction lamps on the instrument panel.
9. Checking the automatic transmission fluid level may require:
the engine to be running.
you to pump the brake.
the vehicle to be parked downhill.
the 4-way emergency flashers to be activated.
10. You must know the outage requirement when hauling liquids in bulk. Why?
Some of the heaviest liquids don't need any outage.
Different liquids expand by different amounts as they warm.
You must never leave room for the expanding liquid.
All of the above.
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SD Tanker CDL Test

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