Long Commercial Vehicle Sign

Introduction

This road sign is used to warn other drivers that a vehicle is longer than usual, often a tractor-trailer or double-trailer truck. Commonly seen in Canada, especially on highways or industrial routes, the Long Commercial Vehicle sign helps surrounding drivers anticipate slower maneuvers like wide turns or longer stopping distances.

What Does the Long Commercial Vehicle Sign Mean?

This sign features:

• A silhouette of a long transport truck with two trailers

• The word “LONG” written clearly underneath

• Arrows on both ends indicating the extended length

It informs all road users that the approaching or nearby vehicle has unusual length and should be given extra space and consideration on the road.

Where Are These Signs Found?

You’ll typically find this sign:

• Mounted on the back of long trucks and trailers

• Near industrial zones or transport corridors

• On highways or rural roads where long commercial vehicles commonly travel

• On steep grades or areas with tight turns, warning drivers of slow-moving or turning long trucks

How Should Drivers Respond to This Sign?

When driving near a vehicle with this sign:

• Do not tailgate—keep a safe distance

• Avoid sudden lane changes in front of the vehicle

• Be cautious when the truck is turning or merging

• Understand that passing will take more time and distance

• Expect wider turns and longer braking distances

Visual Representation

This sign shows a graphic of a truck with two full trailers, labeled “LONG” with directional arrows to emphasize its length.

Conclusion

The Long Commercial Vehicle warning sign plays a key role in maintaining road safety around extended vehicles. By recognizing this sign and adjusting your driving behavior, you help prevent collisions and traffic disruptions. It’s an essential recognition point for new drivers, especially in preparation for the Ontario G1 driving test.