DOT HAZMAT 49CFR EXAM QUESTIONS AND
CORRECT ANSWERS, WITH COMPLETE SOLUTION.
UPDATED 2024/2025.
One of these shipping paper descriptions for a hazardous material is in the right
order. Which one is it?
a. Hydrogen bromide, non flammable gas, UN 1048
b. Corrosive material, hydrochloric acid. UN 1798
c. UN 1787, corrosive material, hydriotic acid
d. Hexane, UN 1208, flammable liquid
A
A placard is required for a combustible liquid at?
a. 110 gallons
b. 100 gallons
c. More than 110 gallons
d. Any amount
A
When there is a hazardous materials emergency. You should:
a. Prevent smoking and keep open flames away.
b. Keep people away and warn them of the danger
c. Both a and b above
d. None of the above
C
To find out if a shipment includes a hazardous material, you should:
a. Open and inspect every package and container.
b. Look at the shipping papers.
c. Check for a fence around the loading dock.
d. Ask the Driver
B
Which signals may be used to warn of a stopped vehicle that contains
explosives?
a. Flares or Fuses
b. Reflective Triangles
c. Signal Fires
d. All of the Above
B
Column 1 (symbols) the "D" sign means:
, a. Devices
b. Detonators
c. Domestic Transportation
d. Domestic Restrictions
D
A hazard class name or ID number may not be used to describe a:
a. Reportable quantity of a hazardous substance
b. Hazardous waste
c. Non-Hazardous material
d. Chlorine
C
When hauling hazardous materials, you must stop your vehicle and check any
dual tires at least once every ___. Whichever is less?
a. 1 hour or 50 miles
b. 2 hours or 100 miles
c. 3 hours or 150 miles
d. None of the above
B
If there is an "RQ" before or after the item description on the shipping paper, it
means the:
a. Material is in a package containing no other materials
b. Material has an insurance value of over $1,000.
c. The shipper must report any spills of this material
d. Carrier must report any spill of this material.
C
Carriers must give each driver who transports class A or B explosives:
a. A bottle of pep pills
b. A copy of FMCSR Part 397
c. An extra fire bottle
d. The consignee's phone number
B
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?
a. List of hazardous substances and reportable quantities
b. Poison inhalation list
c. EPA dangerous materials list
d. Hazardous materials table
C
CORRECT ANSWERS, WITH COMPLETE SOLUTION.
UPDATED 2024/2025.
One of these shipping paper descriptions for a hazardous material is in the right
order. Which one is it?
a. Hydrogen bromide, non flammable gas, UN 1048
b. Corrosive material, hydrochloric acid. UN 1798
c. UN 1787, corrosive material, hydriotic acid
d. Hexane, UN 1208, flammable liquid
A
A placard is required for a combustible liquid at?
a. 110 gallons
b. 100 gallons
c. More than 110 gallons
d. Any amount
A
When there is a hazardous materials emergency. You should:
a. Prevent smoking and keep open flames away.
b. Keep people away and warn them of the danger
c. Both a and b above
d. None of the above
C
To find out if a shipment includes a hazardous material, you should:
a. Open and inspect every package and container.
b. Look at the shipping papers.
c. Check for a fence around the loading dock.
d. Ask the Driver
B
Which signals may be used to warn of a stopped vehicle that contains
explosives?
a. Flares or Fuses
b. Reflective Triangles
c. Signal Fires
d. All of the Above
B
Column 1 (symbols) the "D" sign means:
, a. Devices
b. Detonators
c. Domestic Transportation
d. Domestic Restrictions
D
A hazard class name or ID number may not be used to describe a:
a. Reportable quantity of a hazardous substance
b. Hazardous waste
c. Non-Hazardous material
d. Chlorine
C
When hauling hazardous materials, you must stop your vehicle and check any
dual tires at least once every ___. Whichever is less?
a. 1 hour or 50 miles
b. 2 hours or 100 miles
c. 3 hours or 150 miles
d. None of the above
B
If there is an "RQ" before or after the item description on the shipping paper, it
means the:
a. Material is in a package containing no other materials
b. Material has an insurance value of over $1,000.
c. The shipper must report any spills of this material
d. Carrier must report any spill of this material.
C
Carriers must give each driver who transports class A or B explosives:
a. A bottle of pep pills
b. A copy of FMCSR Part 397
c. An extra fire bottle
d. The consignee's phone number
B
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?
a. List of hazardous substances and reportable quantities
b. Poison inhalation list
c. EPA dangerous materials list
d. Hazardous materials table
C
