No locomotive or railroad car shall move across or over Elm Street, Frankfort Avenue, or Frankfort Pike between the hours of 7:00 a.m. and 7:00 p.m. unless preceded by a flagman with a red flag who shall give timely warning therewith to the public of the approach of engines or cars to such intersections respectively.
('77 Code, § 15-3) Penalty, see § 10.99