CDL HAZMAT ENDORSEMENT QUESTIONS AND
ANSWERS
When refueling a vehicle that contains hazardous materials: - Answers - If you need to
refuel a vehicle carrying hazardous materials, you must first turn off the engine.
An improperly placarded vehicle can only be moved: - Answers - During an emergency.
Shipping papers identifying hazardous materials should be: - Answers - On the top of a
stack of shipping papers.
What does "RQ" stand for? - Answers - Reportable quantity.
When a driver is not in their vehicle, hazardous materials' shipping papers should be: -
Answers - Kept on the driver's seat.
Flammable gases are categorized as ____ hazards. - Answers - Class 2.
In addition to reading the manual, the best way to learn about transporting hazardous
materials is to: - Answers - Attend hazardous materials training courses.
A clue that your shipment contains hazardous materials is that: - Answers - The shipper
is in a certain type of business, such as a fireworks dealer or pest control firm.
A material's hazard class reflects: - Answers - The risks associated with the material.
How many different hazard classes are there? - Answers - 9
Placarded vehicles must carry fire extinguishers with a minimum rating of: - Answers -
(UL) rating of 10 B:C or more.
What does (UL) stand for? - Answers - Underwriters Laboratories (UL)
If you are transporting hazardous materials and the cargo is on fire, you should: -
Answers - Contact emergency personnel and let them battle the fire.
What is required to fight a hazardous materials fire? - Answers - Requires special
training and protective gear.
Generally, a shipping paper must list: - Answers - An emergency response telephone
number.
There may be restrictions on the transportation of explosives or hazardous waste in
certain areas. These restrictions: - Answers - Should be researched before taking a
route.
, When trying to control a minor truck fire, what should you do before opening the trailer
doors? - Answers - Check to see if the doors are hot.
When loading hazardous materials, you should do all of the following, except: - Answers
- Use a hook.
When loading hazardous materials, you should? - Answers - Set the parking brake.
Load the materials away from heat.
Watch for signs of leakage.
When approaching a railroad crossing while transporting chlorine: - Answers - You must
stop before crossing the tracks.
If a product requires a "Poison Inhalation Hazard" placard, the placard must be used
when transporting: - Answers - Any amount of the product.
If cargo containing hazardous materials is leaking, the driver should: - Answers - Park
the vehicle and contact emergency personnel.
When traveling with Division 1.1, 1.2, or 1.3 explosives, the vehicle should not be: -
Answers - Parked within 300 feet of a bridge, tunnel, or building.
Parked within five feet of the traveled portion of a road.
A driver should ensure that: - Answers - The shipping paper matches the marking and
labels on packages.
The only way to properly check your tire pressure is by: - Answers - Using a tire
pressure gauge.
When must you check tire pressure? - Answers - Beginning of each trip
Hazardous materials placards are usually shaped like? - Answers - Diamonds.
If there is a collision involving a vehicle transporting Class 1 explosives, the driver
should: - Answers - Remove the explosives from the vehicle before separating the
vehicles involved in the collision.
If there is a collision involving a vehicle transporting Class 1 explosives, the driver
should do what prior to removing the explosives? - Answers - Warn others of the
danger.
Keep bystanders away.
ANSWERS
When refueling a vehicle that contains hazardous materials: - Answers - If you need to
refuel a vehicle carrying hazardous materials, you must first turn off the engine.
An improperly placarded vehicle can only be moved: - Answers - During an emergency.
Shipping papers identifying hazardous materials should be: - Answers - On the top of a
stack of shipping papers.
What does "RQ" stand for? - Answers - Reportable quantity.
When a driver is not in their vehicle, hazardous materials' shipping papers should be: -
Answers - Kept on the driver's seat.
Flammable gases are categorized as ____ hazards. - Answers - Class 2.
In addition to reading the manual, the best way to learn about transporting hazardous
materials is to: - Answers - Attend hazardous materials training courses.
A clue that your shipment contains hazardous materials is that: - Answers - The shipper
is in a certain type of business, such as a fireworks dealer or pest control firm.
A material's hazard class reflects: - Answers - The risks associated with the material.
How many different hazard classes are there? - Answers - 9
Placarded vehicles must carry fire extinguishers with a minimum rating of: - Answers -
(UL) rating of 10 B:C or more.
What does (UL) stand for? - Answers - Underwriters Laboratories (UL)
If you are transporting hazardous materials and the cargo is on fire, you should: -
Answers - Contact emergency personnel and let them battle the fire.
What is required to fight a hazardous materials fire? - Answers - Requires special
training and protective gear.
Generally, a shipping paper must list: - Answers - An emergency response telephone
number.
There may be restrictions on the transportation of explosives or hazardous waste in
certain areas. These restrictions: - Answers - Should be researched before taking a
route.
, When trying to control a minor truck fire, what should you do before opening the trailer
doors? - Answers - Check to see if the doors are hot.
When loading hazardous materials, you should do all of the following, except: - Answers
- Use a hook.
When loading hazardous materials, you should? - Answers - Set the parking brake.
Load the materials away from heat.
Watch for signs of leakage.
When approaching a railroad crossing while transporting chlorine: - Answers - You must
stop before crossing the tracks.
If a product requires a "Poison Inhalation Hazard" placard, the placard must be used
when transporting: - Answers - Any amount of the product.
If cargo containing hazardous materials is leaking, the driver should: - Answers - Park
the vehicle and contact emergency personnel.
When traveling with Division 1.1, 1.2, or 1.3 explosives, the vehicle should not be: -
Answers - Parked within 300 feet of a bridge, tunnel, or building.
Parked within five feet of the traveled portion of a road.
A driver should ensure that: - Answers - The shipping paper matches the marking and
labels on packages.
The only way to properly check your tire pressure is by: - Answers - Using a tire
pressure gauge.
When must you check tire pressure? - Answers - Beginning of each trip
Hazardous materials placards are usually shaped like? - Answers - Diamonds.
If there is a collision involving a vehicle transporting Class 1 explosives, the driver
should: - Answers - Remove the explosives from the vehicle before separating the
vehicles involved in the collision.
If there is a collision involving a vehicle transporting Class 1 explosives, the driver
should do what prior to removing the explosives? - Answers - Warn others of the
danger.
Keep bystanders away.
