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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 Ohio CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The OH tanker test covers the following sections of the Ohio CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this OH tanker practice test now to prepare for the actual test!
1. When coupling, you should:
be aware that wrong coupling and uncoupling can be very dangerous.
make sure the trailer wheels are not chocked.
make sure the trailer kingpin is bent.
2. Texting is:
safer than talking on a cell phone.
about as safe as adjusting the radio.
the most dangerous distraction.
3. The tire load for each tire is stated:
on the tread of the tire.
on the inside of the tire.
on the side of the tire.
4. Vehicles with ABS have ______ ABS malfunction lamps on the instrument panel.
5. When loading and unloading smaller tanks with bulkheads, the driver must pay attention to:
the shipping papers.
weight distribution.
safe driving rules.
6. To warn drivers behind you when you see you'll need to slow down, you should:
sound your horn.
use your headlights.
flash the brake lights.
7. Before loading or unloading any flammable liquids, you should:
turn off the engine.
turn on the headlights.
start the engine.
8. Hauling liquids in tanks requires special skill because of:
danger of surge.
the high center of gravity.
All of the above.
9. Truck tractors with air brakes built after March 1, 1997, are required to be equipped with:
a rear backup camera.
hydraulic brakes.
anti-lock brakes.
10. If you are carrying a heavy load that is slowing you down, you should:
drive on the shoulder.
drive in the right lane.
drive in the left lane.
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OH CDL Tanker Endorsement

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