CDL HAZMAT Test Prep Questions and Verified
Correct Answers 2026/2027
Terms in this set (114)
4 things an applicant needs to know 1) How to identify Hazardous Material
to pass the hazardous material 2) How to safely load hazardous shipments
endorsement test. 3) How to properly placard your vehicle in
accordance with the rules
4) How to safely transport these materials
What is meant by "Hazard Class"? The driver's responsibilities in transporting
hazardous materials.
1. Shipping papers list what? 1. Class code, which indicates the type and level of
2. Why? danger in an emergency or a spill.
2. In case of an accident in which the driver may be
injured and cannot communicate the information to
the first responders.
Where are drivers required to store Within easy reach of emergency personnel.
shipping papers while a hazardous The 3 options are;
load is in transit? - In clear view within immediate reach while the
seat belt is fastened while driving.
- In a pouch on the driver's door.
- On the driver's seat when out of the vehicle.
,Are individual packages required to Yes, shippers will mark each package with a
be marked with hazardous material diamond shaped label that gives hazardous class
information? information.
If a label will not fit on a package, then a securely
attached tag may be used.
Are vehicles required to be Yes, diamond shaped placards that indicate the
placarded with hazardous material hazardous class code of the cargo are required.
information? Both sides, as well as the front and rear of the
vehicle, must have identical placards. The placards
must be readable from all four directions.
Describe placards 10 3/4-inches square, square-on-point, in a
diamond shape. Cargo tanks and other bulk
packaging also display the ID number of their
contents on placards,
or orange panels or white square-on-point displays
that are the same size as placards, and placed near
the placards.
What is the hazardous material table 1. Hazard class
used for? 2. proper shipping name
3. lists or give reference for requirements
pertaining to labeling, packaging and quantity
limits aboard aircraft and stowage on vessels.
, How can a driver tell if a shipment • An entry with a proper shipping name, hazard
has hazardous material by looking at class, and ID number
the shipping papers? • A highlighted entry or one with an X or RQ in the
hazardous materials column
• What business the shipper is in (e.g., paint dealer,
chemical supply, scientific supply house, pest
control or agricultural supplier, explosives,
munitions or fireworks dealer)
• Tanks with diamond labels or placards on the
premises
• Type of package being shipped. Cylinders and
drums often are used for hazardous materials
shipments
• Hazard class label, proper shipping name, or ID
number on a package
• Handling precautions noted
What do you need to know in order • The hazard class of materials
to determine which placards to use • The amount of hazardous materials shipped
on the vehicle? • The total weight of all classes of hazardous
materials in your vehicle
What are the rules regarding parking You may park a placarded vehicle (not laden with
a vehicle carrying hazardous explosives) within 5 feet of the traveled part of the
materials? road only if your work requires it. Do so only
briefly.
Someone must always watch the vehicle when
parked on a public roadway or shoulder.
Do not uncouple a trailer with hazardous material
and leave it on a public street.
Do not park within 300 feet of an open fire.
Correct Answers 2026/2027
Terms in this set (114)
4 things an applicant needs to know 1) How to identify Hazardous Material
to pass the hazardous material 2) How to safely load hazardous shipments
endorsement test. 3) How to properly placard your vehicle in
accordance with the rules
4) How to safely transport these materials
What is meant by "Hazard Class"? The driver's responsibilities in transporting
hazardous materials.
1. Shipping papers list what? 1. Class code, which indicates the type and level of
2. Why? danger in an emergency or a spill.
2. In case of an accident in which the driver may be
injured and cannot communicate the information to
the first responders.
Where are drivers required to store Within easy reach of emergency personnel.
shipping papers while a hazardous The 3 options are;
load is in transit? - In clear view within immediate reach while the
seat belt is fastened while driving.
- In a pouch on the driver's door.
- On the driver's seat when out of the vehicle.
,Are individual packages required to Yes, shippers will mark each package with a
be marked with hazardous material diamond shaped label that gives hazardous class
information? information.
If a label will not fit on a package, then a securely
attached tag may be used.
Are vehicles required to be Yes, diamond shaped placards that indicate the
placarded with hazardous material hazardous class code of the cargo are required.
information? Both sides, as well as the front and rear of the
vehicle, must have identical placards. The placards
must be readable from all four directions.
Describe placards 10 3/4-inches square, square-on-point, in a
diamond shape. Cargo tanks and other bulk
packaging also display the ID number of their
contents on placards,
or orange panels or white square-on-point displays
that are the same size as placards, and placed near
the placards.
What is the hazardous material table 1. Hazard class
used for? 2. proper shipping name
3. lists or give reference for requirements
pertaining to labeling, packaging and quantity
limits aboard aircraft and stowage on vessels.
, How can a driver tell if a shipment • An entry with a proper shipping name, hazard
has hazardous material by looking at class, and ID number
the shipping papers? • A highlighted entry or one with an X or RQ in the
hazardous materials column
• What business the shipper is in (e.g., paint dealer,
chemical supply, scientific supply house, pest
control or agricultural supplier, explosives,
munitions or fireworks dealer)
• Tanks with diamond labels or placards on the
premises
• Type of package being shipped. Cylinders and
drums often are used for hazardous materials
shipments
• Hazard class label, proper shipping name, or ID
number on a package
• Handling precautions noted
What do you need to know in order • The hazard class of materials
to determine which placards to use • The amount of hazardous materials shipped
on the vehicle? • The total weight of all classes of hazardous
materials in your vehicle
What are the rules regarding parking You may park a placarded vehicle (not laden with
a vehicle carrying hazardous explosives) within 5 feet of the traveled part of the
materials? road only if your work requires it. Do so only
briefly.
Someone must always watch the vehicle when
parked on a public roadway or shoulder.
Do not uncouple a trailer with hazardous material
and leave it on a public street.
Do not park within 300 feet of an open fire.
