Trucks may deviate from the above streets and highway for the following reasons:
(A) When it is necessary for conducting business at a destination in the city by first utilizing an established truck route to the point it becomes necessary to deviate from that route doing so at the intersection with the street or avenue nearest to the destination point and going directly to the destination point. Upon leaving the destination point, the deviating truck shall return to the nearest truck route by the shortest route;
(B) The operating of emergency vehicles upon any street in the city;
(C) The operation of trucks owned and operated by the city, a public utility, any contractor, or material supplier, while engaged in the repair, maintenance, and construction of improvements within the city; and
(D) The operation of trucks upon officially designated detour.
(Prior Code, § 12-9-4)