Over 95% pass rate when practice at DMV Practice Test

Maryland CDL DMV Endorsement Hazmat 1

Take 10 practice tests for CDL is the best way to prepare for your Maryland DMV exam is by taking our free practice tests. The following question are from real Maryland DMV practice test. More than 95% people pass a DMV exam when practice at DMV Practice Test.

Number of Test
Number of Question
Passing score
  • 0Correct
  • 0Incorrect
Not enough to pass :-(

Ouch! While you were on a roll there for a few questions, you didn’t pass this time. But I know this test, and I think you’ll pass next time. Really.

1. In general, when loading a tank with flammable liquids:
The engine should be running.
A ground should be established before opening the filling hole.
A ground should be broken right before opening the filling hole.
The filling hole should be locked during loading.

Before loading or unloading a tank with flammable liquids, you should turn off the engine, unless running the engine is necessary to operate a pump. Ground the tank before opening the filling hole and maintain the ground until after closing the filling hole.

2. ____ are used to warn others of hazardous materials.
Flashing lights
Color-coded pieces of tape

Diamond-shaped signs called placards are placed on bulk packages and on the outside of vehicles to warn drivers and others of the presence of hazardous materials. It is the responsibility of the shipper to place the placards, and it is the responsibility of the driver to verify that the correct placards have been placed.

3. On a shipping paper, if the letter “G” appears in Column 1, what else needs to appear?
The technical name of the hazardous material
The type of packaging containing the hazardous material
The shipper’s phone number
The date the product was packed

If the letter “G,” for "Generic," is written in Column 1 of a shipping paper, the technical name of the associated hazardous material must also be listed.

4. When you are seated behind the steering wheel, shipping papers should be:
Within reach.
In the sleeping compartment.
Hidden under the seat.
Taped to the passenger's side window.

When transporting hazardous materials, shipping papers should be kept in a pouch in the driver's side door, or in another location where the driver is able to easily reach them while their seat belt is fastened. The papers must be easily visible to anyone who is entering the cab.

5. If a substance is transported in a reportable quantity, which letters must appear on the shipping paper and package?

When hazardous materials are being transported in a reportable quantity in one package, the shipper must display the letters "RQ" on the shipping paper and package.

6. As a driver, which of the following is not your job at the scene of an accident?
Keeping people away from the scene.
Taking heroic measures to put the fire out.
Communicating the danger of the hazardous materials to response personnel.

If you are involved in an accident while carrying hazardous materials, it is your responsibility as the driver to keep people away from the scene; limit the spread of material if you can safely do so; inform emergency response personnel of the dangers posed by the materials; and provide emergency personnel with the shipping papers and emergency response information. Unless you have protective equipment and the necessary training, do not try to fight hazardous materials fires yourself.

7. What does a material’s hazard class reflect?
The risks associated with the material
How quickly the material must reach its destination
How much the material weighs
The country of origin of the materials

A hazardous material will fall into one of nine hazard classes. The material's hazard class reflects its associated risks.

8. When approaching a railroad crossing while transporting chlorine:
You must stop before crossing the tracks.
You must reduce your speed before crossing the tracks.
You may proceed across the tracks without stopping if no warning lights are flashing.

If transporting any amount of chlorine, a driver must always stop at a railroad crossing 15 to 50 feet from the nearest track, regardless of the presence of a train.

9. ____ is responsible for properly labeling hazardous materials.
The shipper
The loader
The driver

The shipper of hazardous materials is responsible for packaging, marking, and labeling the materials properly. It is a good idea for the driver to ensure the materials are properly labeled.

10. Regulations require hazardous materials employees to be trained and tested how often?
Once every year
Once every three years
Once every five years
Once every 10 years

Hazardous materials employees must be trained and tested at least once every three years. Drivers must learn the risks associated with hazardous materials and be able to properly respond to security threats.

11. If a package contains liquid containers, the box must display:
Arrows pointing in the correct upright direction.
A return address.
The number of containers inside the box.

Packages that contain liquid containers must have orientation markers. Arrows displayed on the box should be pointing in the correct upright direction.

12. A person attending a placarded vehicle must be:
Inside a gas station looking through a window.
In the vehicle, awake or asleep.
Within 100 feet of the vehicle.

A person attending a placarded vehicle must be awake inside the vehicle or otherwise within 100 feet of the vehicle; know the hazards associated with the materials; know what to do in an emergency; and be able and authorized to move the tank if necessary.

13. What is used to warn people about hazardous materials?
Flashing lights
Color-coded pieces of tape
License plate stickers

Diamond-shaped warning signs, called "placards," are placed on the outside of a vehicle carrying hazardous materials to serve as a warning.

14. Regulations relating to hazardous materials are intended to protect all of the following, except:
Those around you.
The environment.

Due to the risks involved, government on federal, state, and local levels may impose regulations on the transportation of hazardous materials. These regulations exist to protect the driver, others near the vehicle, and the environment.

15. What does "RQ" stand for?
Relative query
Reportable quantity
Release query
Response quarantine

When marking hazardous materials in an "HM" column on a shipping paper, the letters "RQ" may be used instead of an "X" if a reportable quantity of the material must be identified.

16. In the event of a cargo fire, opening trailer doors may cause a fire to expand because:
Oxygen will be allowed into the area.
The temperature of the trailer will change.
It will provide moisture.
It will provide more light.

In the event of a cargo fire, you should not open the trailer doors. Doing this could cause the fire to flare up by giving it access to more oxygen.

17. If transporting explosives, you may leave your vehicle unattended:
In a rest area.
At a truck stop.
On private property.
In a safe haven.

When transporting hazardous materials, you may leave your vehicle unattended in a safe haven. A safe haven is a location that has been approved for parking unattended vehicles that are loaded with explosives.

18. If you discover that your cargo is leaking, you should:
Touch the leaking material to identify the cargo.
Use shipping papers and labels to identify the leaking cargo.
Assume all the cargo is leaking.

If you discover a leak in a cargo of hazardous materials, identify the materials in question by using the shipping papers, labels, or package location. Do not touch the leaking material.

19. The person loading a tank with hazardous materials must be all of the following, except:
Within 10 feet of the tank.
Aware of the hazards associated with the materials.
Authorized to move the tank.

The person in charge of loading or unloading a hazardous materials cargo tank must ensure that a qualified person is always supervising the process. The supervisor must be alert; have a clear view of the tank; be within 25 feet of the tank; know the hazards of the involved materials; know the procedures to follow in the case of an emergency; and be authorized to and capable of moving the tank.

20. In the Hazardous Materials Table, Column 2 lists:
The names of materials.
Where materials originate.
Special provisions for materials.
Materials' manufacturers.

Column 2 of the Hazardous Materials Table lists the proper shipping names and descriptions of regulated materials.

21. Containers of hazardous materials must be:
Packed in brown-colored containers.
Braced to prevent movement during transportation.
Made of cardboard.
Made of wood.

Brace containers so they will not fall, slide, or bounce around during transportation. All hazardous materials packages must be secured.

22. A shipping paper:
Is not needed for most shipments of hazardous materials.
Is required for all shipments of hazardous materials.
Can be kept in a digital file.

Shippers of hazardous materials are required to provide proper shipping papers to communicate the risks of the materials.

23. Who must label hazardous materials?
The shipper
The loader
The driver
The mechanic

The shipper of hazardous materials is responsible for packaging, marking, and labeling the materials. They must supply any necessary placards.

24. Before loading or unloading flammable liquids, the engine should be:
Turned off.
Revved up.
Left on.

Unless you must run the engine to operate a pump, you should always turn off the engine before loading or unloading flammable liquids.

25. The only way to properly check your tire pressure is by:
Using a tire pressure gauge.
Eyeballing the tires.
Pushing on the tires to feel the pressure.
Weighing the tires.

You must examine each tire on a motor vehicle at the beginning of each trip. The only effective way to check tire pressure is by using a tire pressure gauge.

26. How do you label a package if the hazardous materials label will not fit onto the package?
Place the label on a tag securely attached to the item.
Attach a QR Code to be scanned.
Reduce the size of the HazMat label to fit it completely on the item.

Shippers should place applicable diamond-shaped hazard warning labels on hazardous materials packages. If a label will not fit entirely onto a package, shippers may instead place the label on a tag that is securely attached to the package.

27. On a shipping paper describing both hazardous and non-hazardous materials, the hazardous materials may be identified by being:
Listed first.
Written in pencil.
Listed in red ink.

If a shipping paper includes information about both hazardous and non-hazardous materials, the hazardous items must be clearly identified on the paper. They may be entered first, highlighted in a contrasting color, or identified with an "X" placed before the shipping description.

28. An improperly placarded vehicle can only be moved:
To make room for other vehicles.
During an emergency.
If the vehicle will be traveling a distance shorter than 10 miles.
To wash the vehicle.

A vehicle must be properly placarded before it can be driven. A vehicle that does not display the proper placards may not be moved unless doing so is necessary to protect life or property in an emergency.

29. Which agency helps coordinate emergency response to chemical hazards?
The National Response Center
The Federal Containment Organization
The United Center for Chemical Assistance
The National Transportation Network

As a resource to police and firefighters, the National Response Center helps coordinate emergency response to chemical hazards.

30. A driver needs a CDL with a hazardous materials endorsement to transport hazardous materials in:
A vehicle requiring a Class A license.
A vehicle requiring a Class B license.
A vehicle requiring a Class C license.
Any sized vehicle.

You must have a CDL with a hazardous materials endorsement to operate a vehicle of any size to transport hazardous materials.

Your Progress
  • 0Incorrect (6 allowed to pass)
  • 0Correct