The term “traffic-control device,” as that term is used in this article, shall mean any sign, signal or marking, including markings on pavement and curbs, installed within the city at the direction of the chief of police for the purpose of directing and controlling traffic within the city or to guide or warn traffic within the city.
(1995 Code, sec. 16-7; Ordinance adopting Code)
The chief of police shall cause to be placed traffic-control devices, as he may deem necessary to regulate traffic under this article and the laws of this state or to guide or warn traffic.
(1995 Code, sec. 16-8; Ordinance adopting Code)
The driver of any vehicle or animal shall obey the instruction of any traffic-control device applicable thereto and placed in accordance with this article, unless otherwise directed by a police officer, subject to the exceptions granted herein to the driver of an authorized emergency vehicle.
(1995 Code, sec. 16-9)
All traffic-control devices including signs, signals and markings (pavement and/or curb) installed or used for the purpose of directing and controlling traffic within the city shall conform with the manual and specifications adopted by the state transportation commission as provided in V.T.C.A., Transportation Code, section 544.001. All signs, signals and markings erected or used by the city must conform to the manual and specifications adopted under V.T.C.A., Transportation Code, section 544.001. All existing traffic-control devices and those erected in the future by the city being consistent with the manual and specifications, state law and this section shall be official traffic-control devices.
(Ordinance adopting Code)
It shall be unlawful for any person to place, maintain, or display upon or in view of any highway, street or alley any unauthorized sign, signal marking, or device which purports to be or is an imitation of or resembles an official traffic-control device or railroad sign or signal, or which attempts to direct the movement of traffic, or which hides from view or interferes with the effectiveness of any official traffic-control device or any railroad sign or signal.
(1995 Code, sec. 16-13)
No person shall place or maintain, nor shall any public authority permit upon any highway, street or alley any traffic sign or signal bearing thereon any commercial advertising. This section shall not be deemed to prohibit the erection upon private property adjacent to highways, streets or alleys of signs giving useful directional information and of a type that cannot be mistaken for official traffic-control devices. Every such prohibited sign, signal or marking is hereby declared to be a public nuisance, and the chief of police is hereby empowered to remove the same or cause it to be moved with notice.
(1995 Code, sec. 16-14)
It shall be unlawful for any person without lawful authority to attempt to or in fact alter, deface, injure, knock down or remove any official traffic-control device, sign or signal or any railroad sign or signal or any inscription, shield, or insignia thereon, or any part thereof.
(1995 Code, sec. 16-15)
The chief of police shall determine the necessity for installing traffic-control devices based upon all relevant facts and such traffic study as he shall deem necessary. He shall report such findings to the city council. He shall have the duty to install, erect and maintain all traffic-control devices within the city, or cause the same to be done, in accordance with this article and consistent with the above-mentioned manual. Whenever the chief of police has erected and installed any official traffic-control device at any location within the city, or has caused the same to be done under his direction, he shall thereafter file a report with the city secretary in writing, stating the type of traffic-control device, and when and where the same was erected and installed. The city secretary shall file and maintain such report of the chief of police along with the official papers of the office of the city secretary.
(1995 Code, sec. 16-16; Ordinance adopting Code)
In any prosecution for failure to obey a traffic-control device or in any prosecution for violation of this article, or any other traffic ordinance of the city, proof that a traffic-control device was actually in place on any street shall constitute prima facie evidence that the same was installed by the chief of police pursuant to the authority of this article, and that such device is an official traffic-control device of the city.
(1995 Code, sec. 16-17; Ordinance adopting Code)
(a) 
The following streets are designated as through streets: Belt Line Road.
(b) 
The chief of police is hereby authorized to designate any other street or highway within the city as a through highway, and is further authorized and directed to erect stop or yield signs on any such streets at their intersections with Belt Line Road or with any other highway designated as a through highway within the city. In the alternative, the city administrator is authorized to designate the intersection as a yield intersection. The city administrator or his designated representative is directed to place and maintain such traffic-control devices at any of such intersections as are deemed necessary to indicate and carry out the provisions of this article or to regulate, warn, or guide traffic. All such traffic-control devices erected shall conform to the state highway department’s manual and specifications.
(1995 Code, sec. 16-18; Ordinance adopting Code)