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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. While crossing railroad tracks, you should:
shift down.
not shift gears.
shift up.
2. To find out if a shipment includes hazardous materials, you should:
Turn your engine off, then check the cargo.
look at the shipping papers.
look for a hazardous material spill.
3. If you have a HazMat endorsement and renounce your U.S. citizenship:
you will lose your HazMat endorsement.
you may keep your endorsement until your next license renewal date.
you may transfer your endorsement to a trusted U.S. citizen.
4. If a package of explosives shows dampness, you should:
ask the shipper if you should transport the package.
take the appropriate security measures and transport the package.
decline transporting the package.
5. Using a helper when backing up is:
6. When driving on slippery surfaces, a lack of spray from other vehicles indicates that:
ice has formed on the road.
the pavement is dry.
there is no ice on the road surface.
7. If you are carrying Division 1.2 or 1.3 materials, you must park at least ______ from a bridge, tunnel, or building.
100 feet
200 feet
300 feet
8. After an accident, an improper use of flares could cause:
the springs to put on the brakes.
a fire if spilled fuel is on the ground.
air pressure to build from 50 to 100 psi within 2 minutes.
9. Which of the following hazard classes should NOT be placed into a temperature-controlled trailer?
Classes 1, 2.1, and 3
Classes 1, 3, and 5.1
Classes 1, 3, and 4
10. Your engine runs a pump used during delivery of compressed gas. After product transfer, you should:
turn off the engine before you unhook the hose.
turn off the engine after you unhook the hose.
turn off the engine while you unhook the hose.
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WA CDL Hazmat Test

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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