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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 Wisconsin CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The WI tanker test covers the following sections of the Wisconsin CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this WI tanker practice test now to prepare for the actual test!
1. Placards should be placed at least ______ away from any other markings.
3 inches
7 inches
6 inches
15 inches
2. 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:
black ice makes the road look wet.
spillage occurs.
an injured person requires hospitalization.
a person is killed.
3. When driving a tanker, you should:
stop every 50 miles to inspect your vehicle.
drive 10 mph below the posted speed limit.
decrease your following distance.
increase your following distance.
4. The hazardous materials regulations require vehicles transporting certain types or quantities of HazMat to display warning signs called:
HazMat warnings.
reflective triangles.
advance warning signs.
5. When loading and unloading the smaller tanks of a cargo tank equipped with bulkheads, you must pay attention to:
water distribution.
weight distribution.
air leakage rate.
smooth bore tanks.
6. Liquid surge results from movement of the liquid in partially filled tanks. Side-to-side surge can cause:
brake failure.
tire failure.
an automatic failure.
a rollover.
7. If you're feeling tired while driving you should:
drink coffee.
eat something.
increase your speed to get to your destination quicker.
stop driving and get some rest.
8. If your brakes fail on a steep mountain downgrade, you should:
leave the road immediately.
go right if the shoulder is clear.
change lanes after making sure there is enough room.
use an escape ramp if it is available.
9. When checking the engine compartment in a vehicle inspection, you should check all of the following except:
Engine oil level
Coolant level in radiator
Spring hangers
Windshield washer fluid level
10. When traveling with Division 1.1, 1.2, or 1.3 explosives, do not park within _____ of a building.
200 feet
300 feet
50 feet
150 feet
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WI 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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