CONTROLLING SPEED

Driving too fast for conditions is a major cause of fatal crashes. You must adjust your speed depending on driving conditions.

These include traction, curves, visibility, traffic, and hills.

Speed and Stopping Distance

The effect of speed on stopping distance.

Matching Speed to the Road Surface

Identifying Slippery Surfaces.

Hydroplaning.

Speed and Curves

Speed and Distance Ahead

Speed and Traffic Flow

Speed on Downgrades

You can click on the safety tips for more information.

New! Practice Tests for CDL