Vehicle markings - Alberta

General application

A commercial vehicle may not be operated on a highway unless the following are displayed on the driver and passenger sides of the vehicle in letters and numbers at least 50 millimetres in height and in a color contrasting with the background:

• The owner’s name or logotype;
• The vehicle’s empty weight; and
• The vehicle’s licensed maximum gross weight.

Tankers transporting flammable liquids or gases

Commercial vehicles transporting a tank with a capacity of 5,000 litres or more that are transporting flammable liquids or flammable gas, or a highway tank used for the transportation of flammable liquids or flammable gas, must be marked on the rear with the words “This truck stops at uncontrolled railway crossings.”

The marking surface must be reflectorized and as close to white as possible. The letters must be black and at least 50 millimetres in height, with the exception of the word “stops”, which must be 75 millimetres in height.

The lettering (stroke) width must be uniform throughout and must be at least 9.5 millimetres in width, with the exception of the word “stops”, which must be at least 13 millimetres in stroke width. Series B lettering as defined in the “Standard Alphabets for Traffic Control Devices” published by the United States Federal Highway Administration must be used.

The overall dimensions of the marking must be at least 350 millimetres by 600 millimetres and formatted to take up two to four lines of lettering.

Markings must be clean and visible at all times.

Law

Traffic Safety Act

Regulation

Commercial Vehicle Safety Regulation,121/2009