§ 51.22 OPENING IN STREETS; BARRICADES.
   All openings made in streets and sidewalks shall be protected at all times by sufficient barriers on which signal lights or flares shall be placed and maintained after dark, together with such other provisions contained in an ordinance pertaining to street openings.
(Ord. 66-0-005, passed 9-7-66) Penalty, see § 51.99