Code of Alabama
Chapter 73 - Low Speed Vehicle Operation on Streets
Section 11-73-5 - Operation of Low-Speed Vehicles on Roads and Streets of Class 2 Municipalities - Crossing Part of State Highway System.

A low-speed vehicle may cross a part of a state highway system only if both of the following conditions are met:
(1) The state highway intersects a municipal street that has been designated for use by low-speed vehicles.
(2) The state Department of Transportation has reviewed and approved the location and design of the crossing and any traffic control devices needed for safety purposes.