Hazard Class 3 Placards - DOT Hazardous Placards (2024)

FAQs

What is DOT hazard class 3? ›

Hazard Class 3: Flammable Liquids.

CLASS 3 Flammable Liquid and Combustible Liquid

For FLAMMABLe, placard 454 kg (1,001 lbs) or more. gASOLIne may be used in place of FLAMMABLe placard displayed on a cargo tank or portable tank transporting gasoline by highway.

Class 3: Flammable Liquids. A flammable liquid is a liquid having a flash point of not more than 60 °C (140 °F), or any material in a liquid phase with a flash point at or above 37.8 °C (100 °F) that is intentionally heated and offered for transportation or transported at or above its flash point in a bulk packaging.

Placards are used to warn others of HazMat. Placards are signs put on the outside of a vehicle and on bulk packages, which identify the hazard class of the cargo. A placarded vehicle must have at least 4 identical placards. They are put on the front, rear, and both sides of the vehicle.

Commonly transported class 3 dangerous goods include acetone, adhesives, paints, gasoline, perfume, ethanol, methanol and some pesticides with flammable solvents.

These are labels or placards that convey hazard information for containers or shipments of hazardous materials. Each label has a characteristic color pattern, pictogram, and hazard class number. There are nine different hazard classes under DOT.

The 9 DOT hazard classes are: Class 1: Explosives. Class 2: Gases. Class 3: Flammable Liquid and Combustible Liquid. Class 4: Flammable Solid, Spontaneously Combustible, and Dangerous When Wet.

ORM-D or limited quantity only (dependent on flashpoint). Gasoline and items containing gasoline or gasoline fumes are always prohibited.

Dangerous goods sign – Class 3 flammable liquid

This flammable liquids sign features a flame symbol above the words FLAMMABLE LIQUID followed by a large, bold number 3. The sign comprises a red background with black wording and symbols.

What is the difference between placard and hazard label? ›

Labels indicate what kind and how much radioactive material is inside the package. Placards are more durable standard hazmat identifiers, designed to meet certain specifications, and placed on outer containers, trucks, cylinders, or other vehicles used for transport. These are not made of paper.

Nine Classes of Hazardous Materials (Yellow Visor Card)

Each placard includes the color, symbol, and name of the class into which the hazard falls. Included with the DOT placards are United Nations identification numbers specific to each transported substance. The numbers are displayed inside the placard or in an orange rectangle immediately below the placard.

DOT Placards are larger, more durable versions of hazard labels that are usually placed on bulk packages or transport vehicles to communicate the hazards of chemicals inside.

A hazardous material is defined by the Department of Transportation (DOT) as “a substance or material that the Secretary of Transportation has determined is capable of posing an unreasonable risk to health, safety, and property when transported in commerce, and has been so designated.” This includes hazardous ...

A visor card guide for state and local law enforcement officials illustrating vehicle placarding and signage for the following nine classes of hazardous materials: 1) Explosives, 2) Gases, 3) Flammable Liquid and Combustible Liquid, 4) Flammable Solid, Spontanaeously Combustible and Dangerous When Wet 5) Oxidizer and ...

Class 2 hazards are compressed gases, which are divided into four categories: flammable/combustible gases, non-flammable/non-poisonous gases, toxic/poisonous gases, and oxygen.