(a) 
It shall be unlawful for any driver of a motor or other vehicle, or rider of any motorcycle, bicycle, or any animal drawn vehicle, or for any pedestrian to cross any street against a red light, that is, when the red light is displayed on the electrical signal installed at the street intersection
(b) 
Traffic shall move only against the green light, or when the green light on the electrical signal facing the traffic is displayed.
(c) 
No traffic shall move against the amber light, or when the amber light is displayed; except the fire department, police officers in the discharge of duty, and ambulances on call; the amber signal being a warning to prepare to move forward, only.
(d) 
Right turns and left turns shall be lawful when the green light is displayed.
(e) 
Right turns, on red light, shall be lawful provided said driver or rider take the curb lane and come to a complete stop before making the turn.
(f) 
Any person violating any of the provisions of this article shall be deemed guilty of a misdemeanor, and, upon conviction in the corporation court of the City of Atlanta, shall be fined in accordance with the general penalty provision found in Section 1.106 of this code, and in cases where pleas of guilt are entered, the court at its discretion may remit the costs of prosecution.
(g) 
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 of Atlanta shall conform with the Texas Manual on Uniform Traffic Control Devices for Street and Highways, Volumes I and II (hereafter called the manual). Article 6701d) Vernon’s Civil Statues states; all signs, signals and markings erected or used by the City of Atlanta shall be uniform and be located as far as practicable according to the directions shown in the manual throughout the city. All existing traffic control devices and those erected in the future by the city being consistent with the manual, state law and this article shall be official traffic control devices.
(h) 
The driver of any vehicle, motor vehicle or animal, shall obey the instructions of any official traffic control device, signal or marking applicable thereto placed in accordance with this article, unless otherwise directed by a police officer, subject to the exceptions granted the driver of an authorized emergency vehicle permitted by the ordinance.
(Ordinance 255, adopted 9/6/37, Section 1; Ordinance 255, adopted 9/6/37, Section 3; Ordinance 329, adopted 8/1/77, Section 1; Ordinance 329, adopted 8/1/77, Section 2)
(a) 
The driver of an authorized emergency vehicle, as the term “authorized emergency vehicle” is defined by state law, when responding to an emergency call or when in the pursuit of an actual or suspected violator of the law, or when responding to but not upon returning from a fire alarm, may exercise the privileges set forth in this section, but subject to the conditions herein stated.
(b) 
The driver of an authorized emergency vehicle may:
(1) 
Park or stand, irrespective of the provisions of this or any ordinance;
(2) 
Proceed past a red or stop signal or stop sign, but only after slowing down as may be necessary for safe operation;
(3) 
Exceed the prima facie speed limits so long as he does not endanger life or property;
(4) 
Disregard regulations governing direction or movement or turning in specified directions.
(c) 
The exemptions herein granted to an authorized emergency vehicle shall apply only when such vehicle is making use of audible and visual signals meeting the requirements of Section 124 V. C.S. 6701d (Uniform Act Regulating Traffic on Highways), except that an authorized emergency vehicle operated as a police vehicle need not be equipped with or display a red light visible from the front of the vehicle.
(d) 
The foregoing provisions shall not relieve the driver of an authorized emergency vehicle from the duty to drive with due regard for the safety of all persons, nor shall such provisions protect the driver from the consequences of reckless disregard for the safety of others.
(e) 
Provisions of this article applicable to drivers upon the highways shall apply to the drivers of all vehicles owned or operated by the United States, the State of Texas, or any county, city, town, district or any other political subdivision of the state, subject to such specific exceptions as are set forth in this article with reference to authorized emergency vehicles.
(Ordinance 329, adopted 8/1/77, Section 3)
(a) 
No person shall place, maintain, or display upon or in view of any highway, street or alley any unauthorized signs, 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 control device or any railroad sign or signal.
(b) 
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.
(c) 
This section shall not be deemed to prohibit the erection upon private property adjacent to highways, streets, or alleys or signs giving useful directional information and of a type that cannot be mistaken for official signs.
(d) 
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 without notice.
(Ordinance 329, adopted 8/1/77, Section 4)
No person shall without lawful authority 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.
(Ordinance 329, adopted 8/1/77, Section 5)
(a) 
The city council of the City of Atlanta shall by ordinance direct that the city manager shall have the duty of erecting or installing upon, over, along, or beside any highway, street or alley signs, signals and markings, or cause the same to be erected, installed or placed in accordance with this article and consistent with the manual. Said traffic control devices shall be installed immediately, or as soon as such specific devise, sign or signal can be procured.
(b) 
Whenever the city manager has erected and installed any official traffic control device, signal or sign at any location in the City of Atlanta, or has caused the same to be done under his direction, in obedience to this article and the manager shall thereafter file a report with the city secretary in writing and signed officially by the city manager, stating the type of traffic control device, sign or signal, and when and where the same was erected and installed. The city secretary shall file and maintain such report of the city manager among the official papers of the office of the city secretary.
(c) 
It being unlawful for any person other than the city manager, acting pursuant to an ordinance of the city, to install or cause to be installed any signal, sign or device purporting to direct the use of the streets or the activities on those streets of pedestrians, vehicles, motor vehicles, or animals, proof, in any prosecution for a violation of this article or any traffic ordinance of the City of Atlanta, that any traffic control device, sign, signal or marking was actually in place on any street shall constitute prima facie evidence that the same was installed by the city manager pursuant to the authority of this article and of the ordinance directing the installation of such device, signal or marking.
(Ordinance 329, adopted 8/1/77, Section 6; Ordinance 329, adopted 8/1/77, Section 7)
A listing of all existing devices shall be maintained on file in the office of the city secretary and all such devices are hereby ratified and specifically saved from repeal.
(Ordinance adopting Code)