Ala. Code § 23-5-9

The provisions of Section 13A-7-29 and Sections 23-5-6 through 23-5-8 shall be cumulative to existing statutes relating to the throwing, placing or otherwise depositing of debris, rubbish, trash, or other items or substances of a prohibited nature upon the public highways of the state and shall in no wise repeal nor affect any of such laws.