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Pennsylvania CDL Permit Test - HazMat

Number of questions: 30
Passing score: 24
Directions: This endorsement is required to haul hazardous materials as defined in Title 49, CFR, §383.5. To receive this endorsement, drivers must also pass a Transportation Security Administration background check. To receive this endorsement, applicants must pass a written test. The test consists of 30 multiple choice questions. To pass, the applicant must answer at least 24 questions correctly. Test questions come from the Commonwealth of Pennsylvania Commercial Driver’s Manual. Questions come from the chapter covering Hazardous Materials. The Hazardous Materials endorsement can be used with Class A, B and C CDL.
You have made error so far
Passing grade —
6 or fewer errors
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1.
When loading compressed gas, the liquid discharge valves should be:
Closed.
Greased.
Open.
Removed.
2.
The most important reason to inspect your vehicle before a trip is:
To ensure safety.
To maximize gas mileage.
To wake up before the drive.
To fill up time.
3.
If you are operating a vehicle built before 1998 and are unsure if the trailer has an Anti-Lock Braking System (ABS), you can:
Check for wheel speed sensors coming from the back of the brakes.
Look for a red light on the front right corner of the converter dolly.
Pump the air brakes to activate the ABS.
Assume the vehicle has ABS.
4.
When driving, your mirrors should:
Not be used, as they are distracting.
Not be used unless there is traffic.
Be checked regularly.
Be checked regularly, but only if it is cloudy.
5.
Move over laws require:
Trucks to use the left lane.
All vehicles to vacate the lane closest to an emergency vehicle that is stopped with its lights flashing.
All vehicles to use the left lane.
All vehicles to move to the left lane if a flatbed trailer is in the right lane.
6.
When checking the engine compartment:
The parking brake should not be engaged.
Wheels should be chocked.
The engine should be running.
The gearshift should be in first gear.
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