All free-standing sign structures or poles shall be self-supporting structures erected on and permanently attached to concrete foundations. Foundations shall be designed to carry weight and wind load of the sign, in soil in which it is placed. These structures or poles shall be fabricated only from painted or galvanized steel, or other materials as may provide equal strength.
(1969 Code, § 15-123) (Ord. 1994-20, passed 7-11-1994) Penalty, see § 10.99