2026 Free Colorado DMV HazMat Endorsement Test 1 (30 Questions And Complete Answers)
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When a driver is not in their vehicle, hazardous materials' shipping papers should be:
1. Kept on the driver’s seat.
2. Kept on the driver's person.
3. Kept under the passenger’s seat.
4. Placed on the dashboard.
1. Kept on the driver’s seat.
2. Kept on the driver's person.
3. Kept under the passenger’s seat.
4. Placed on the dashboard.
Kept on the driver’s seat.
If the words "Inhalation Hazard" appear on a package, a ____ placard must be used.
1. Poison gas
2. Explosive
3. Radioactive
4. Danger
1. Poison gas
2. Explosive
3. Radioactive
4. Danger
Poison gas
What should be done if the third column of the Hazardous Materials Table contains the word “Forbidden?”
1. The indicated substance should not be transported.
2. The indicated substance should be transported by air.
3. The indicated substance should only be transported at night.
4. The indicated substance should be accompanied by a security guard.
1. The indicated substance should not be transported.
2. The indicated substance should be transported by air.
3. The indicated substance should only be transported at night.
4. The indicated substance should be accompanied by a security guard.
The indicated substance should not be transported.
A person who is watching the loading or unloading of a tank must do all of the following, except:
1. Remain alert.
2. Remain within 25 feet of the tank.
3. Wear a chemical suit.
4. Know the hazards of the materials involved.
1. Remain alert.
2. Remain within 25 feet of the tank.
3. Wear a chemical suit.
4. Know the hazards of the materials involved.
Wear a chemical suit.
Many products classed as poison are also:
1. Radioactive.
2. Flammable.
3. Heavy.
4. Sweet-tasting.
1. Radioactive.
2. Flammable.
3. Heavy.
4. Sweet-tasting.
Flammable.
A driver must take the HazMat knowledge test:
1. Once every year.
2. Prior to every CDL renewal.
3. Once every 10 years.
4. Only once.
1. Once every year.
2. Prior to every CDL renewal.
3. Once every 10 years.
4. Only once.
Prior to every CDL renewal.
A person should not smoke within ____ of a vehicle placarded for Class 3 or Division 2.1 materials.
1. 10 feet
2. 25 feet
3. 100 feet
4. 1,000 feet
1. 10 feet
2. 25 feet
3. 100 feet
4. 1,000 feet
25 feet
Who must label hazardous materials?
1. The shipper
2. The loader
3. The driver
4. The mechanic
1. The shipper
2. The loader
3. The driver
4. The mechanic
The shipper
When loading compressed gas, the liquid discharge valves should be:
1. Closed.
2. Greased.
3. Open.
4. Removed.
1. Closed.
2. Greased.
3. Open.
4. Removed.
Open.
To operate a vehicle that is used to transport hazardous materials, a driver must have:
1. Only a CDL.
2. A CDL with a hazardous materials endorsement.
3. A CDL with a passenger endorsement.
4. A CDL with an air brake endorsement.
1. Only a CDL.
2. A CDL with a hazardous materials endorsement.
3. A CDL with a passenger endorsement.
4. A CDL with an air brake endorsement.
A CDL with a hazardous materials endorsement.
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