FMCSA Hazardous Materials Transportation 2 — Questions and Answers
Question 1: When must a DANGEROUS placard be used instead of separate commodity placards?
- When carrying any two different HazMat classes
- When carrying 1,001–4,999 lbs total of two or more different HazMat classes (Correct answer)
- When the carrier chooses to simplify labeling
- When HazMat weight exceeds 5,000 lbs total
Correct answer: When carrying 1,001–4,999 lbs total of two or more different HazMat classes
A DANGEROUS placard may replace individual placards when a vehicle carries 1,001–4,999 lbs aggregate of two or more different HazMat classes.
Question 2: What action must a driver take if a HazMat leak or spill occurs during transport?
- Continue to the destination and report it upon arrival
- Immediately contact the shipper and keep driving
- Stop, keep the public away, notify authorities, and contact the carrier (Correct answer)
- Clean up the spill themselves if it seems manageable
Correct answer: Stop, keep the public away, notify authorities, and contact the carrier
In the event of a HazMat spill, the driver must stop safely, keep the public away, notify emergency services, and contact their carrier immediately.
Question 3: What is the minimum distance a driver must park from the edge of a road when stopped with a HazMat load (other than Division 1.1, 1.2, or 1.3 explosives)?
- 10 feet
- 50 feet
- 100 feet (Correct answer)
- 300 feet
Correct answer: 100 feet
HazMat vehicles (other than those carrying Divisions 1.1, 1.2, or 1.3 explosives) must be parked at least 100 feet from the road edge.
Question 4: Which HazMat material requires the driver to have a written route plan before transporting?
- Class 3 Flammable Liquids over 5,000 gallons
- Division 1.1 and 1.2 explosives (Correct answer)
- Class 8 Corrosives over 1,000 lbs
- Class 5.1 Oxidizers over 500 lbs
Correct answer: Division 1.1 and 1.2 explosives
Carriers transporting Division 1.1 or 1.2 explosives must have a written route plan and follow pre-approved routes.
Question 5: What is the purpose of an Emergency Response Guidebook (ERG) in a HazMat transport context?
- To calculate HazMat shipping charges
- To help first responders identify hazards and respond to HazMat incidents (Correct answer)
- To replace shipping papers when unavailable
- To document driver HazMat training
Correct answer: To help first responders identify hazards and respond to HazMat incidents
The ERG provides first responders with quick identification and initial action guidance for hazardous materials incidents.
Question 6: A driver transporting HazMat is NOT allowed to smoke within how many feet of the vehicle?
- 10 feet
- 25 feet (Correct answer)
- 50 feet
- 100 feet
Correct answer: 25 feet
Federal HazMat regulations prohibit smoking within 25 feet of a vehicle carrying Class 1 (explosives), Class 3 (flammable liquids), or Class 2.1 (flammable gas) materials.
FMCSA Hazardous Materials Transportation 2
When must a DANGEROUS placard be used instead of separate commodity placards?