CDL-A, Hazardous Materials Test
Complete Questions And Verified
Answers.
There are three lists that drivers, shippers and carriers use to find out if a material is regulated as
hazardous. Which one of there choices is not one of those three lists? - Answer a. List of hazardous
substances and reportable quantities
b. Poison inhalation list
c. Epa dangerous materials list
d. Hazardous materials table
Correct Answer: Epa dangerous materials list
Drivers of placarded vehicles transporting hazardous materials must stop ____ to ____ feet from the
nearest rail of a railroad. - Answer a. 15 to 20 feet
b. 15 to 50 feet
c. 5 to 10 feet
d. 15 to 50 yards
Correct Answer: 15 to 50 feet
How many identical placards is a vehicle hauling hazardous materials required to display and where? -
Answer a. One (1), on the rear of the vehicle only.
b. Two (2), one on the front and one on the back.
c. Four (4), two on the front and two on the back.
d. Four (4), one on the front, one on the back, and one on each side of the vehicle.
Correct Answer: Four (4), one on the front, one on the back, and one on each side of the vehicle.
How many different type placards are there showing dot specifications? - Answer a. 31
b. 15
c. 17
,d. 13
Correct Answer: 31
At what time is it required for the driver to have an approved gas mask on hand? - Answer a. Any
vehicle carrying an inhalation hazard cargo
b. Any vehicle carrying chlorine
c. Any vehicle carrying toxic materials
d. All of the above
Correct Answer: Any vehicle carrying chlorine
What is the shape and size of a placard? - Answer a. 10 3/4 inch oval
b. 10 1/2 inch diamond
c. 10 1/2 inch oval
d. 10 3/4 inch square or diamond
Correct Answer: 10 3/4 inch square or diamond
It is recommended that when hauling a load of explosives a or b to use the fussees instead of the
warning triangles if in an emergency or breakdown situation. - Answer a. True
b. False
Correct Answer: False
Whenever your vehicle is placarded, do not drive near open fires unless you: - Answer a. Can safely
pass the fire without stopping
b. Have LTL of a nonflammable material
c. Are equipped with fire sprinklers.
d. Unless you can stay 100-200 feet away from the fire
Correct Answer: Can safely pass the fire without stopping
If you are in an accident involving hazardous materials, you should: - Answer a. Don't tell anything
about your load.
, b. Keep all people far away and upwind of the accident.
c. Prevent a panic by acting like nothing is wrong.
d. Tell only the emergency response team about the hazard.
Correct Answer: Keep all people far away and upwind of the accident.
The hazardous waste manifest should be - Answer a. Stored in the glove compartment
b. Kept with the driver at all times
c. The same as all other paper work
d. Tabbed differently and kept on top of all other paperwork
Correct Answer: Tabbed differently and kept on top of all other paperwork
If a materials class is the word "forbidden", what kinds of materials are you still allowed to haul? -
Answer a. Any other hazardous material
b. You can't haul a forbidden cargo
c. Nothing
d. Both b and c
Correct Answer: Both b and c
The driver must also carry on his person at all times a dated certificate signed by the employer. This
certificate must also be updated every - Answer a. 4 years
b. 3 years
c. 2 years
d. 1 years
Correct Answer: 2 year
Cylinders containing compressed gases may only be loaded onto a vehicle without a flat floor or platform
if the cylinders are: - Answer a. In boxes that will keep them from turning over
b. Loaded into racks attached to the vehicle
c. Loaded in an upright or horizontal position
d. All on the above
Complete Questions And Verified
Answers.
There are three lists that drivers, shippers and carriers use to find out if a material is regulated as
hazardous. Which one of there choices is not one of those three lists? - Answer a. List of hazardous
substances and reportable quantities
b. Poison inhalation list
c. Epa dangerous materials list
d. Hazardous materials table
Correct Answer: Epa dangerous materials list
Drivers of placarded vehicles transporting hazardous materials must stop ____ to ____ feet from the
nearest rail of a railroad. - Answer a. 15 to 20 feet
b. 15 to 50 feet
c. 5 to 10 feet
d. 15 to 50 yards
Correct Answer: 15 to 50 feet
How many identical placards is a vehicle hauling hazardous materials required to display and where? -
Answer a. One (1), on the rear of the vehicle only.
b. Two (2), one on the front and one on the back.
c. Four (4), two on the front and two on the back.
d. Four (4), one on the front, one on the back, and one on each side of the vehicle.
Correct Answer: Four (4), one on the front, one on the back, and one on each side of the vehicle.
How many different type placards are there showing dot specifications? - Answer a. 31
b. 15
c. 17
,d. 13
Correct Answer: 31
At what time is it required for the driver to have an approved gas mask on hand? - Answer a. Any
vehicle carrying an inhalation hazard cargo
b. Any vehicle carrying chlorine
c. Any vehicle carrying toxic materials
d. All of the above
Correct Answer: Any vehicle carrying chlorine
What is the shape and size of a placard? - Answer a. 10 3/4 inch oval
b. 10 1/2 inch diamond
c. 10 1/2 inch oval
d. 10 3/4 inch square or diamond
Correct Answer: 10 3/4 inch square or diamond
It is recommended that when hauling a load of explosives a or b to use the fussees instead of the
warning triangles if in an emergency or breakdown situation. - Answer a. True
b. False
Correct Answer: False
Whenever your vehicle is placarded, do not drive near open fires unless you: - Answer a. Can safely
pass the fire without stopping
b. Have LTL of a nonflammable material
c. Are equipped with fire sprinklers.
d. Unless you can stay 100-200 feet away from the fire
Correct Answer: Can safely pass the fire without stopping
If you are in an accident involving hazardous materials, you should: - Answer a. Don't tell anything
about your load.
, b. Keep all people far away and upwind of the accident.
c. Prevent a panic by acting like nothing is wrong.
d. Tell only the emergency response team about the hazard.
Correct Answer: Keep all people far away and upwind of the accident.
The hazardous waste manifest should be - Answer a. Stored in the glove compartment
b. Kept with the driver at all times
c. The same as all other paper work
d. Tabbed differently and kept on top of all other paperwork
Correct Answer: Tabbed differently and kept on top of all other paperwork
If a materials class is the word "forbidden", what kinds of materials are you still allowed to haul? -
Answer a. Any other hazardous material
b. You can't haul a forbidden cargo
c. Nothing
d. Both b and c
Correct Answer: Both b and c
The driver must also carry on his person at all times a dated certificate signed by the employer. This
certificate must also be updated every - Answer a. 4 years
b. 3 years
c. 2 years
d. 1 years
Correct Answer: 2 year
Cylinders containing compressed gases may only be loaded onto a vehicle without a flat floor or platform
if the cylinders are: - Answer a. In boxes that will keep them from turning over
b. Loaded into racks attached to the vehicle
c. Loaded in an upright or horizontal position
d. All on the above
