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What is a dangerous goods placard?

3 min read

Asked by: Wendy Drummond

A placard is a dangerous goods safety mark that is displayed on a large means of containment (MOC). It is used to identify dangerous goods and to show the nature of the danger they pose.

What is the meaning of placard in dangerous goods?

A placard load refers to a vehicle carrying over a certain amount of dangerous goods (other than explosives, infectious and radioactive substances) that is required to display placards (i.e. Class label or Emergency Information Panel) during transport.

What is a placard used for?

A placard is a notice installed in a public place, like a small card, sign, or plaque. It can be attached to or hung from a vehicle or building to indicate information about the vehicle operator or contents of a vehicle or building. It can also refer to paperboard signs or notice carried by picketers or demonstrators.

What is the difference between a placard and a label?

Labels and placards are two different kinds of safety marks. Labels get put on small means of containment; placards get put on vehicles or large means of containment.

What weight does Canada require placards for a shipment of dangerous goods?

Section 4.16. 1 of the TDG Regulations provides an exemption from displaying placards on a road or railway vehicle if the dangerous goods have a gross mass that is less than or equal to 500 kg. You always have the option, however, to display placards for small quantities of dangerous goods voluntarily.

How many different types of hazmat placards are there?

nine different classifications

Hazmat warning placards are broken down into nine different classifications, along with their divisions. Each class number is found at the bottom of the sign, while the division number can be found in the middle.

At what weight do you need placards?

However, placards would be required when the aggregate gross weight is 1,001 lb or more. For example, if 700 lbs of Hazard Division 2.1 (flammable gas) and 200 lbs of another material specified in Table 2 of 49 CFR 172.504—let’s say Class 8 (corrosive material)—are being transported, no placard would be required.

What are exempted dangerous goods?

Section 1.15 (d) allows an exemption to be used when we transport small amounts of dangerous goods that are generally available to the public, such as a gasoline jerrycan, BBQ propane, pool chemicals, nail polish, and paint.

Do lithium ion batteries require placards?

Placarding (Chapter 5.3): The general rule for placarding within IMDG is “if there is a label on the package, then a placard is required.” So, if our packages of batteries are labeled with a Class 9 lithium battery hazard label, we will need a placard.

Does limited quantity require placards?

Also, no placards are necessary when shipping by ground. Shipping papers are not required unless it is a Reportable Quantity, a Marine Pollutant, or a Hazardous Waste. If shipping papers are used, they must include “limited quantity” or “ltd qty” on the paperwork.

How many gallons of hazardous material can I transport?

Bulk packaging has no intermediate form of containment and has a maximum capacity greater than 119 gallons for a liquid hazmat. Non-bulk packaging has a maximum capacity of 119 gallons or less as a receptacle for a liquid hazmat.

What qualifies as limited quantity?

The limited quantity is the maximum quantity per inner packaging or article for transporting dangerous goods as limited quantities. It can be found in the column 7a of Dangerous Goods List. In the example below, the limited quantity for antimony compounds is 5kg per inner packaging.