(a) No person shall drive a motor vehicle at such a slow speed as to impede the normal and reasonable movement of traffic except when reduced speed is necessary for safe operation or in compliance with law.
(b) Whenever the Director of Public Safety and the Director of Transportation, with the approval of the Governor, or local authorities within their respective jurisdictions determine on the basis of an engineering and traffic investigation that slow speeds on any highway or part of a highway consistently impede the normal and reasonable movement of traffic, the directors or such local authority may determine and declare a minimum speed limit below which no person shall drive a vehicle except when necessary for safe operation or in compliance with law, and that limit shall be effective when posted upon appropriate fixed or variable signs.
Structure Code of Alabama
Title 32 - Motor Vehicles and Traffic.
Chapter 5A - Rules of the Road.
Article 8 - Speed Restrictions.
Section 32-5A-170 - Reasonable and Prudent Speed.
Section 32-5A-171 - Maximum Limits.
Section 32-5A-172 - Establishment of State Speed Zones.
Section 32-5A-173 - When Local Authorities May and Shall Alter Maximum Limits.
Section 32-5A-174 - Minimum Speed Regulation.
Section 32-5A-175 - Special Speed Limitation on Motor-Driven Cycles.