Any person or corporation making any opening or excavation into a street, road, or alley, as herein provided, shall place good and sufficient markers near the excavation so as to warn the traveling public of the nature and extent of the obstruction of the street, road, or alley; and the person or corporation shall cause a sufficient number of flares to burn from one hour before dark until one hour after daylight so as to warn the traveling public of the danger ahead.
(Ord. 75.01, passed 10-13-59) Penalty, see § 91.99