Ala. Code § 14-5-6: County Convicts - Drains and Drainage Districts.

County commissions in all counties of this state may use county convict labor for use in the construction or maintenance of any drains or outlets for drains, for reopening of any filled or partly filled drains or for the construction or maintenance of any levees in connection with drains necessary, desirable or convenient for the full development, preservation and maintenance or use of any drains or drainage district established or now constructed or that may be hereafter established or constructed under the provisions of general laws relating to drainage districts.