The Commercial Drivers License (CDL) Study Guide

Right Lane Rule

When driving a heavy vehicle or combination, travel in the right lane except when preparing to turn left or to pass another vehicle.

Left Lane Rule
Slow Vehicle Rule
Hours of Service

You can click on the safety tips for more information.

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This site is meant to enhance your learning of the Rules of the Road and is not intended to replace the Drivers Manual supplied by the Motor Vehicle Department of your State. Send mail to web master with questions or comments about this web site.