(A) It shall be the duty of the drivers of all vehicles exceeding 6,000 pounds, entering the city upon a street or highway other than a state or federal route, to immediately proceed, by the shortest way possible, to the nearest state or federal route leading in the direction in which the vehicle is proceeding.
(‘97 Code, § 71.39)
(B) All streets and highways leading into the city shall be properly posted, warning operators of vehicles exceeding 6,000 pounds that they must follow state and federal routes, temporary or permanent.
(‘97 Code, § 71.40)