Definition of Hazardous Materials
Products that pose a risk to health, safety, and property during transportation
Haz Mat Federal Regulations
Hazardous Materials Regulations (HMR) | 49 CFR 171-180
Federal regulations that define Haz Mat
49 CFR 383.5
Frequency that Haz Mat employees should be trained and tested
At least once every 3 years
Intent of Haz Mat regulations
Haz Mat: Shipper role
Haz Mat: Carrier role
Haz Mat: Driver role
HM: Shipping paper definition
Describes the HM being transported, examples include: shipping orders, bills of lading, manifests
Min size of placards
9.84 sq inches
Cargo tanks & bulk packaging must display this in addition to placards
Identification number of their contents on placards or orange/white panels the size of placards
2. In the basic description of HM table, what is an important two letters that can be looked up on this list?
Section 172.101
A. Haz Mat table
B. Appendix A - the list of hazardous substances
C. Appendix B-the list of marine pollutants
RQ=Reportable Quantity
Class 1.1 Explosives
Mass Explosion Hazard: Dynamite
Placard as: Explosives 1.1
Placard requirement: Must always
Class 1.2 Explosives
Projection Hazard: Flares
Placard as: Explosives 1.2
Placard requirement: Must always
Class 1.3 Explosives
Fire and/or minor blast/projection Hazard: Display Fireworks
Placard as: Explosives 1.3
Placard requirement: Must always
Class 1.4 Explosives
Minor explosion hazard: Ammunition
Placard as: Explosives 1.4
Placard requirement: If > or = to 1,001 Lbs
Class 1.5 Explosives
Very Insensitive with mass Explosion hazard: Blasting agents
Placard as: Explosives 1.5
Placard requirement: If > or = to 1,001 Lbs
Class 1.6 Explosives
Extremely Insensitive; no mass explosion hazard: Explosive devices
Placard as: Explosives 1.6
Placard requirement: If > or = to 1,001 Lbs
Class 2.1 Gases
Flammable Gases: Propane, Oxygen
Placard as: Flammable Gas
Placard requirement: If > or = to 1,001 Lbs
Class 2.2 Gases
Non-Flammable Gases: Helium
Placard as: Non-Flammable Gas
Placard requirement: If > or = to 1,001 Lbs
Class 2.3 Gases
Poisonous / Toxic gases: Fluorine
Placard as: Poison Gas
Placard requirement: Must always
Class 3 Flammable liquids
Flammable Liquids: Gasoline, Acetone
Placard as: Flammable Liquid
(Flammable and combustible are interchangeable)
Placard requirement: If > or = to 1,001 Lbs
Class 4.1 Flammable Solids
Flammable Solids: Ammonium Picrate, Wetted
Placard as: Flammable Solid
Placard requirement: If > or = to 1,001 Lbs
Class 4.2 Flammable Solids
Spontaneously Combustible: White phosphorus
Placard as: Spontaneously combustable
Placard requirement: If > or = to 1,001 Lbs