Whenever in this code, any street or portion thereof is designated or described as a street the use of which is permitted by any commercial vehicle exceeding a maximum gross weight limit of six thousand pounds, the city manager shall designate such street or portion thereof by appropriate signs as "truck traffic routes" for the movement of commercial vehicles exceeding a maximum gross weight limit of six thousand pounds.
(Ord. 388 § l, 1986; Ord. 75 § 1 (part), 1964; Ord. 22 § 1 (part), 1961; prior code § 4600).