No person shall operate a truck, truck-trailer, semi-trailer, or pole trailer in excess of a rated weight of two (2) tons on any street, roadway or highway within the city except upon the following portions of the following streets, which are hereby designated as “truck routes”:
(1) 
Loop 464, from the north city limits to the south city limits.
(2) 
U.S. Interstate 20, from the west city limits to the east city limits.
(3) 
U.S. I-H Business 20, from the west city limits to the east city limits.
(Ordinance 853, sec. 1, adopted 10/22/85; Ordinance 1130, sec. 1, adopted 3/22/11; 1972 Code, sec. 23-19(a))
Such designated truck routes are shown on the map attached hereto, marked exhibit A, and which is made a part hereof for all legal purposes, showing the route or routes over which such transport vehicles may be driven or operated while within the corporate limits of the city. Said map is to be executed and attested by the mayor and city secretary, and remain in the office of the city secretary as the official truck route map for the city. An exact duplicate of said official truck route map shall be prepared and kept in the office of the traffic engineer and also signed by the mayor and attested to by the city secretary under date of this section as an exact duplicate original of the map attached hereto and marked exhibit A.
(Ordinance 853, sec. 1, adopted 10/22/85; 1972 Code, sec. 23-19(b))
This article shall apply to every motor vehicle designed, used or maintained primarily for the transportation of property which shall have a rated weight in excess of two (2) tons and six (6) or more wheels. This article shall not apply to emergency vehicles or trucks in the service of maintenance departments of the city.
(Ordinance 853, sec. 1, adopted 10/22/85; 1972 Code, sec. 23-19(c))
Trucks, truck-tractors, trailers, semi-trailers, and pole trailers restricted to the streets designated as “truck routes” herein may depart from such routes where it is necessary to load or unload merchandise at locations situated off of designated routes; provided, however, such vehicles shall follow the most direct truck route to the point nearest their ultimate destination, and provided further that such vehicles shall not leave designated truck routes until they have reached a turning off point that can be described as the shortest distance practical to the ultimate destination of the vehicle which is consistent with a reasonable operation of the vehicle; provided further, said vehicles may depart from the designated truck routes for the purpose of traveling to and from a duly designated truck terminal, which is defined as an area for trans-shipment of merchandise, and service and maintenance of trucks, provided that such vehicle proceeds by the most direct route that is practicable.
(Ordinance 853, sec. 1, adopted 10/22/85; 1972 Code, sec. 23-19(d))
Any such vehicles may be driven off the designated routes to a public garage or repair shop when reasonably necessary for the maintenance and repair of such vehicle; provided, however, that this provision shall never be construed as authorizing the repair of vehicles in areas otherwise prohibited by the provisions of this code, or by state law.
(Ordinance 853, sec. 1, adopted 10/22/85; 1972 Code, sec. 23-19(e))
Any person operating any of the aforesaid vehicles upon any street or roadway which is not designated a truck route as provided for hereinabove shall have in his possession for the inspection of police officers his log book, or evidence of his destination and point of origin, to justify the presence of said vehicle on a street or roadway other than a designated truck route.
(Ordinance 853, sec. 1, adopted 10/22/85; 1972 Code, sec. 23-19(f))
The city manager shall cause to be erected appropriate signs and markings advising operators of the above-named vehicles of the truck routes established herein. Whenever any street or roadway designated as a truck route is under repair or otherwise temporarily out of use, the city manager shall be authorized to designate alternate truck routes.
(Ordinance 853, sec. 1, adopted 10/22/85; 1972 Code, sec. 23-19(g))