(a) 
Whenever any ordinance or resolution of this city designates a through street, the chief of police shall cause signs to be erected and maintained giving notice thereof on each and every intersection of such through street.
(b) 
The chief of police is authorized to determine and designate intersections where particular hazard exists upon other than through streets and to determine whether vehicles shall stop at one or more entrances to any such intersection and shall erect a stop sign at every such place where a stop is required.
[Code 1984, ch. 10, § 13(A), (B)]