FREE Online Hazmat Test | DMV North Carolina 2024 Page 2 of 5
On our website, we provide FREE practice - CDL hazmat test online! The official exam test consists of several obligatory parts, with all of them checking your knowledge of different blocks of road rules. If you need to obtain a NC CDL hazmat endorsement in 2021, practice as much as possible. Free sample tests published on our website will help you check and improve your knowledge and boost your grades. Please bear in mind that North Carolina requirements for issuing a hazmat endorsement for CDL may vary from those established in other states.
30
24
20
7 . What should a carrier do if hazardous materials are not properly prepared?
Refuse the shipment
It is the responsibility of a carrier to refuse improper shipments of hazardous materials.
8 . Class 1, Class 2.1, and Class 3 materials should not be placed in a trailer with:
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.
9 . During a cargo fire, opening the trailer doors may actually cause the fire to expand because doing so:
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.
10 . If a shipping paper describes both hazardous and non-hazardous materials, the hazardous materials may need to be:
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."
11 . A Class 7 hazardous material is:
Corrosive.
Radioactive materials are categorized as Class 7 hazardous materials.
12 . When traveling with Division 1.1, 1.2, or 1.3 explosives, the vehicle should not be:
Parked on grass.
