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Any driver, regardless of the vehicle Class, who wants to haul hazardous materials, must add an “H” endorsement to their CDL. In order to obtain the Hazmat endorsement drivers are required to pass a Transportation Security Administration background check and a knowledge test. The Wyoming hazmat test consists of 30 questions. To pass, you must correctly answer at least 24 questions (80%). The WY CDL hazmat test covers the information found in the Wyoming CDL Manual. Study the chapter covering hazardous materials to learn how to recognize, handle, and transport Hazmat, then take this practice test to prepare for your exam!
1. To prevent getting sleepy while driving, you should:
keep cool by opening the window.
keep the cab warm.
close the vent.
drive alone whenever possible.
2. You should always try to back toward the driver's side because:
you can watch the rear of your vehicle out the side window.
backing toward the left side is more dangerous.
you can more easily correct any steering errors.
None of the above.
3. If another vehicle is following closely, you should NOT:
make it difficult for the tailgater to get around you.
speed up.
avoid quick changes.
increase your following distance.
4. When the temperature drops:
bridges usually freeze after other parts of the roadway.
bridges will not freeze.
bridges will freeze before the road will.
None of the above.
5. Using a helper when backing up is:
not recommended.
6. Placards should be placed at least ______ away from any other markings.
6 inches
7 inches
3 inches
15 inches
7. Which of the following is NOT true? The person watching the loading or unloading of a tank must:
be alert.
know the hazards of the materials involved.
know the procedures to follow in an emergency.
wear a HazMat suit.
8. What is Gross Vehicle Weight?
The total weight of a single vehicle, excluding its load
The total weight of a single vehicle, including its load
The total weight of a combination of vehicles excluding the load
The total weight of the cargo
9. When approaching a stopped bus, you must be aware that:
passengers may cross in front of or behind the bus.
a student may be driving the bus.
passing a stopped bus is illegal.
passengers crossing in front of the bus can always see you.
10. When shippers package hazardous materials, they certify that the package has been prepared according to the rules. The only exceptions are when:
the sealed loads is provided by the carrier and the package cannot be inspected.
the package is clearly unsafe and does not comply with HMR rules.
a shipper is a private carrier transporting their own product, and when the package is provided by the carrier.
a shipper is a private carrier transporting hazardous waste.
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CDL Hazmat Test WY

Number of questions: 30
Correct answers to pass:24
Passing score:80%
Number of questions: 30
Correct answers to pass:24
Passing score:80%
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