339.13 HEAVY LOADS ON BRIDGES.
   (a)   No vehicle carrying a load in excess of 5,000 pounds, including the weight of the vehicle, shall be moved over any bridge or viaduct in the City which is over 100 feet in length.
(1961 Code Sec. 910.27)
   (b)   Whoever violates any provision of this section is guilty of a minor misdemeanor on a first offense; on a second offense within one year after the first offense, the person is guilty of a misdemeanor of the fourth degree; on each subsequent offense within one year after the first offense, the person is guilty of a misdemeanor of the third degree.