Ala. Code § 23-1-101
The county commission of each of the captive counties shall be solely responsible for the construction, repair, and maintenance of the county roads and bridges in its respective county in accordance with the laws of the State of Alabama. Each county governing body shall have all the powers and jurisdiction with respect to county roads and bridges which are or which hereafter may be vested in or required of county governing bodies by the general laws of this state, or vested in or required of the governing body of each of the captive counties by local law and, except as may be otherwise provided herein, members of the county governing bodies of the captive counties shall perform all the duties and services and shall exercise all the powers and authority with respect to construction, repair, or maintenance of county roads and bridges which are or hereafter may be provided by law for members of county governing bodies.
Ala. Code § 23-1-101 (1975)