CDL Hazmat Endorsement Exam 2026 | Complete Study
Guide | Graded A+
1. Which column of the Hazardous Materials Table indicates the required hazard
warning labels for hazardous materials?
Labeling Requirements
Shipping Names
Packing Groups
Emergency Response Information
2. What is required in the written instructions for transporting Class A and B
explosives?
General safety guidelines
Driver's personal identification
Cargo weight limits
Specific handling and emergency procedures
3. What is required when transporting Division 1.1 explosives?
A written route plan
A safety inspection report
Emergency contact information
A special vehicle permit
4. The Hazardous Materials rules have 3 purposes: 1) to ensure safe drivers &
equipment, 2) to communicate the risk, & 3) :
to allow state enforcement
, to contain the material
to tax shippers correctly
5. The Transport Index (TI) is:
the number of hazardous material packages that can be transported
in one vehicle
an amount of radiation used to designate the degree of control to be
exercised by the carrier during transportation
an index that can be used to identify transport companies
in most cases, it's the maximum radiation level (measured in
mrem/hour) at one meter from the undamaged package
6. How long must a transporter retain a copy of the manifest after delivering
hazardous waste to a treatment, storage, and disposal (TSD) facility?
5 years
1 year
3 years
2 years
7. What is the first step to identify if a shipment contains hazardous materials?
Check the shipping papers.
Contact the shipper for details.
Review the driver's license.
Inspect the cargo visually.
,8. To transfer class "A" & "B" explosives, a driver must have written instructions
which include?
Route plan
Names and telephone number to contact in an emergency
The nature of the explosive, and the actions to take in an emergency
All of the above
9. What is the first action you should take if a liquid poison is spilling from your
vehicle?
Attempt to clean up the spill with a cloth.
Ensure the area is evacuated and call emergency services.
Ignore the spill and continue driving.
Pour sand over the spill.
10. What does the abbreviation 'RQ' signify in the context of hazardous
materials shipping papers?
Restricted Quantity
Regulated Quantity
Required Quantity
Reportable Quantity
11. If a driver is involved in an accident while transporting hazardous materials,
what steps should the shipper take to comply with regulations?
The shipper should report the accident to the appropriate
government agency and ensure that all necessary documentation is
completed.
, The shipper should only inform the customer about the accident.
The shipper should wait for the driver to report the accident.
The shipper should ignore the accident if no materials are spilled.
12. What hazardous material is classified as Class 1 by the UN
Recommendations? (589)
Explosives
Flammable liquids
Flammable solids
Gases
13. Never park a tanker carrying explosives "A" or "B" within __ feet of the
traveled part of the road:
5
10
25
50
14. Which of the following must be included on shipping papers to describe
hazardous material?
Hazard Class
Composition
Appropriate guide page from the current ERG
Materials compatibility
Guide | Graded A+
1. Which column of the Hazardous Materials Table indicates the required hazard
warning labels for hazardous materials?
Labeling Requirements
Shipping Names
Packing Groups
Emergency Response Information
2. What is required in the written instructions for transporting Class A and B
explosives?
General safety guidelines
Driver's personal identification
Cargo weight limits
Specific handling and emergency procedures
3. What is required when transporting Division 1.1 explosives?
A written route plan
A safety inspection report
Emergency contact information
A special vehicle permit
4. The Hazardous Materials rules have 3 purposes: 1) to ensure safe drivers &
equipment, 2) to communicate the risk, & 3) :
to allow state enforcement
, to contain the material
to tax shippers correctly
5. The Transport Index (TI) is:
the number of hazardous material packages that can be transported
in one vehicle
an amount of radiation used to designate the degree of control to be
exercised by the carrier during transportation
an index that can be used to identify transport companies
in most cases, it's the maximum radiation level (measured in
mrem/hour) at one meter from the undamaged package
6. How long must a transporter retain a copy of the manifest after delivering
hazardous waste to a treatment, storage, and disposal (TSD) facility?
5 years
1 year
3 years
2 years
7. What is the first step to identify if a shipment contains hazardous materials?
Check the shipping papers.
Contact the shipper for details.
Review the driver's license.
Inspect the cargo visually.
,8. To transfer class "A" & "B" explosives, a driver must have written instructions
which include?
Route plan
Names and telephone number to contact in an emergency
The nature of the explosive, and the actions to take in an emergency
All of the above
9. What is the first action you should take if a liquid poison is spilling from your
vehicle?
Attempt to clean up the spill with a cloth.
Ensure the area is evacuated and call emergency services.
Ignore the spill and continue driving.
Pour sand over the spill.
10. What does the abbreviation 'RQ' signify in the context of hazardous
materials shipping papers?
Restricted Quantity
Regulated Quantity
Required Quantity
Reportable Quantity
11. If a driver is involved in an accident while transporting hazardous materials,
what steps should the shipper take to comply with regulations?
The shipper should report the accident to the appropriate
government agency and ensure that all necessary documentation is
completed.
, The shipper should only inform the customer about the accident.
The shipper should wait for the driver to report the accident.
The shipper should ignore the accident if no materials are spilled.
12. What hazardous material is classified as Class 1 by the UN
Recommendations? (589)
Explosives
Flammable liquids
Flammable solids
Gases
13. Never park a tanker carrying explosives "A" or "B" within __ feet of the
traveled part of the road:
5
10
25
50
14. Which of the following must be included on shipping papers to describe
hazardous material?
Hazard Class
Composition
Appropriate guide page from the current ERG
Materials compatibility
