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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 Washington hazmat test consists of 30 questions. To pass, you must correctly answer at least 24 questions (80%). The WA CDL hazmat test covers the information found in the Washington 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. A vehicle inspection should be done:
differently each time, so you are less likely to forget something.
the same way each time so you are less likely to forget something.
once every month.
2. ________ is responsible for identifying the hazard class of the material when shipping.
The driver
The motor carrier
The shipper
3. Which of the following is NOT a good rule for using turn signals?
Signal continuously
Signal early
Cancel the signal before completing the turn
4. When driving at night, you should dim your lights within ______ of an oncoming vehicle.
300 feet.
250 feet.
500 feet.
5. ID numbers are a _____ code used by first responders to identify hazardous materials.
6. A shipping paper has an "X" placed before the shipping description in a column captioned "HM". This indicates:
Hazardous materials
An exception to the hazardous materials regulations
Non-hazardous products
7. Shipping papers:
must be placed on all sides of the vehicle.
must specify what hazmat is being transported.
should not be placed in the cab.
8. When confronted by an aggressive driver, you should:
avoid eye contact.
call the police, if you have a cell phone and can do it safely.
All of the above.
9. When the temperature drops:
bridges will not freeze.
bridges usually freeze after other parts of the roadway.
bridges will freeze before the road will.
10. If one of your tires is leaking, you should:
not drive except to the nearest safe place to fix it.
report it to your carrier before your trip.
drive at reduced speed and stop to check the tire every 15 miles.
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WA CDL Hazmat Test

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