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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 Montana CDL tank vehicles test consists of 20 questions. To pass, you must correctly answer at least 16 questions (80%). The MT tanker test covers the following sections of the Montana CDL Manual: Driving Safely, Combination Vehicles, Tank Vehicles, Hazardous Materials. Take this MT tanker practice test now to prepare for the actual test!
1.
The tractor protection valve:
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prevents the trailer from being accidentally released.
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keeps your wheels from locking up when you brake hard.
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keeps air in the brake system should the trailer develop a bad leak.
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keeps air from going out if the air compressor develops a leak.
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2.
The best way to recognize that your trailer has started to skid is:
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by feeling the brakes come on.
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by seeing it in your mirrors.
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by opening the window and feeling the front of the mirror.
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by recognizing tire failure.
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3.
To make sure you know how to inspect your tank vehicle, you should:
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check the vehicle's operator manual.
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ask your supervisor what you should inspect first.
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use a helper whenever possible.
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phone the manufacturer before the inspection.
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4.
When driving a tanker, you should:
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stop every 50 miles to inspect your vehicle.
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increase your following distance.
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drive 10 mph below the posted speed limit.
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decrease your following distance.
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5.
If a trailer does not have spring brakes, to keep the trailer from moving you should:
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use the service brakes.
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park on a slight decline.
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use wheel chocks.
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close the brake valve.
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6.
Emergency brakes are:
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required on all vehicles.
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not required on doubles.
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not required on commercial vehicles with air brakes.
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not required on buses.
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7.
The height of the vehicle's center of gravity:
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should only be a concern when loading a vehicle.
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should only be a concern when driving in high winds.
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is very important for safe handling.
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should only be a concern when driving a vehicle.
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8.
When coupling, you should:
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make sure the trailer kingpin is bent.
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be aware that wrong coupling and uncoupling can be very dangerous.
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make sure the trailer wheels are not chocked.
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make sure the sliding fifth-wheel is locked.
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9.
With an engine fire, you should:
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turn the engine off as soon as possible.
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not shoot foam from the vehicle’s underside.
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open the hood as soon as possible.
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All of the above.
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10.
When approaching a vehicle as part of a pre-trip inspection, which of the following could be a sign of trouble?
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Inflated tires
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Fresh oil under the vehicle
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Parking brake is on
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All of the above
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