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North Carolina CDL DMV Endorsement Hazmat 1

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Number of Test
10
Number of Question
30
Passing score
24
13%
  • 0Correct
  • 0Incorrect
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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. A person who is watching the loading or unloading of a tank must do all of the following, except:
Remain alert.
Remain within 25 feet of the tank.
Wear a chemical suit.
Know the hazards of the materials involved.

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.

2. Who is responsible for identifying the hazard class of materials being shipped?
The shipper
The carrier
The driver
The mechanic

The shipper of hazardous materials is responsible for identifying the product's identification number; proper shipping name; hazard class; packing group; and correct packaging, labels, marking, and placards.

3. If there is a collision involving a vehicle transporting Class 1 explosives, the driver should:
Not warn others of the danger.
Allow smoking near the vehicle.
Keep the explosives inside the vehicle until after separating the vehicles involved in the collision.
Remove the explosives from the vehicle before separating the vehicles involved in the collision.

If you are driving a vehicle that is transporting Class 1 explosives and it is involved in an accident, you should warn others of the danger, keep bystanders away, and not allow smoking or open fires near the vehicle. Before separating the vehicles involved in the collision, remove all explosives and place them at least 200 feet away from the vehicles and any occupied buildings.

4. If you apply for a HazMat endorsement, you must undergo a check through which agency?
The Transportation Security Administration
The Federal Bureau of Investigation
The Department of Energy
The Department of Defense

To obtain an original or renewed hazardous materials endorsement, you must pass a Transportation Security Administration (TSA) background check.

5. A clue that your shipment contains hazardous materials is that:
The shipper is in the business of firework or munition dealing.
The last shipment you picked up was labeled as hazardous.
The packaging looks damaged.

One clue that a shipment may contain hazardous materials is that the shipper is in a line of business that involves such materials. Examples include paint dealers; chemical suppliers; scientific supply houses; pest control businesses; agricultural supply firms; and dealers in explosives, munitions, or fireworks.

6. Who is responsible for installing placards on a vehicle?
The shipper
The carrier
The driver
The mechanic

While shippers of hazardous materials are responsible for providing necessary placards, it is the driver's responsibility to actually place them on the vehicle.

7. To know which placard to use, you need to know:
The hazard class of the materials.
The type of container that is holding the materials.
The destination of the materials.

To determine which placards need to be used, you must know the hazard class of the materials being shipped, the amount of hazardous materials being shipped, and the total weight of all hazardous materials in your vehicle.

8. 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.

9. Shipping papers identifying hazardous materials should be:
At the bottom of a stack of shipping papers.
On the top of a stack of shipping papers.
In a location separate from non-hazardous materials.
Stored under the passenger’s seat.

Carriers and drivers must be able to quickly identify hazardous materials' shipping papers. Shipping papers for hazardous materials should be on the top of a stack of shipping papers.

10. Generally, a shipping paper must list:
An emergency response telephone number.
The address of the shipper.
The location of fire departments along the planned route.
The cost of the materials.

In general, a shipper is required to list an emergency response telephone number on hazardous materials' shipping papers. There are some exceptions to this rule.

11. 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.

12. If a shipping paper describes both hazardous and non-hazardous materials, the hazardous materials may need to be:
Highlighted in a contrasting color.
Circled by a pen or marker.
Unmarked.

If a shipping paper describes both hazardous and non-hazardous materials, the hazardous materials must be distinguished in one of three ways. They must be entered first on the shipping paper, highlighted in a contrasting color, or properly marked with an "X" in a column titled "HM."

13. Placards showing the type of hazardous materials in a vehicle are usually which shape?
A tall rectangle
A triangle
A diamond

In general, vehicles carrying hazardous materials are required to display diamond-shaped warning signs on all four sides. These warning signs are called "placards."

14. During a cargo fire, opening the trailer doors may actually cause the fire to expand because doing so:
Allows oxygen into the trailer.
Changes the temperature of the trailer.
Provides more moisture to the trailer.

When experiencing a cargo fire, it may be a bad idea to open the doors to the trailer. Doing so allows oxygen to enter the area, potentially causing the fire to flare up and expand.

15. When refueling a vehicle that contains hazardous materials:
The engine should be left on.
The engine should be turned off.
The gas nozzle may be left unattended.
No other vehicles should be at the refueling station.

If you need to refuel a vehicle carrying hazardous materials, you must first turn off the engine. While refueling, someone must be at the nozzle and controlling the fuel flow at all times.

16. ____ are used to warn others of hazardous materials.
Placards
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.

17. Load hazardous materials:
Near heat sources.
Away from heat sources.
Away from shadows.

Always load hazardous materials away from heat sources. Be aware of regulations on explosive or flammable materials that prohibit them from being loaded in cargo spaces with heaters.

18. Placarded vehicles must carry fire extinguishers with a minimum rating of:
10 B:C.
20 C.
10 A:B.
5 B:C.

The power unit of a placarded vehicle must be equipped with a fire extinguisher with an Underwriters Laboratories (UL) rating of 10 B:C or more.

19. Shipping papers:
Are not needed for most shipments.
Are required for all shipments.
Should be stored in a special compartment in the cab.
Can be kept as a digital file.

For all shipments of hazardous materials, the shipper must use shipping papers to inform drivers and dockworkers of the risks presented by the cargo.

20. There may be restrictions on the transportation of explosives or hazardous waste in certain areas. These restrictions:
Are usually not a concern.
Are waived on the weekends.
Should be researched before taking a route.
Only apply if transporting more than 1,000 pounds of a material.

Before transporting hazardous materials, you should research any restrictions that may apply to the routes you plan to take.

21. While driving, shipping papers should be:
Within reach.
In the sleeping compartment.
Hidden under a seat.

While hazardous materials are being transported, shipping papers should either 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 clearly visible to anyone who is entering the cab.

22. Class 1, Class 2.1, and Class 3 materials should not be placed in a trailer with:
A heater.
An air conditioner.
Other items.

The use of cargo heaters is not always permitted. When transporting materials that are categorized as Class 1 (Explosives), Class 2.1 (Flammable Gases), or Class 3 (Flammable Liquids), the use of heaters in the same space is generally prohibited.

23. When loading compressed gas, the liquid discharge valves should be:
Closed.
Removed.
Opened.

On a compressed gas tank, liquid discharge valves must always be kept closed, except during loading and unloading.

24. Hazardous materials placards are usually shaped like:
Circles.
Triangles.
Diamonds.

Hazardous materials warning placards are usually diamond-shaped.

25. Containers of hazardous materials must be:
Brightly-colored.
Braced to prevent movement during transportation.
Made of cardboard.

Containers of hazardous materials should be braced so they will not fall, slide, or bounce around during transportation.

26. If transporting a package that contains radioactive materials, it is important to know that:
Radiation will pass through to other packages.
The packages should be carried in the cab.
The packages should be loaded on their side.
You cannot use bridges.

Radiation surrounds packages of radioactive materials and passes through to other nearby packages. To address this, the number of radioactive packages that can be loaded together is limited.

27. 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.

28. Regulations relating to hazardous materials are intended to protect:
You.
Those around you.
The environment.
All of the above.

Transporting hazardous materials can be risky. The regulations are intended to protect you, those around you, and the environment.

29. When Division 1.3 materials are being transported, the floor liner should be:
Made from non-ferrous materials.
Metallic.
Attached loosely.

You should use a floor lining when transporting Division 1.1, 1.2, or 1.3 materials. The floors must be tight and the liner must be made from either non-metallic material or non-ferrous metal. Non-ferrous metals are any metals that do not contain iron or iron alloys.

30. How often are hazardous materials employees required to be trained and tested?
Once every year
Once every three years
Once every five years

All drivers must be trained in the security risks of hazardous materials transportation. This training must include how to recognize and respond to possible security threats. Hazardous materials employees must be trained and tested at least once every three years.

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