Any contractor or other person performing work upon any public street or sidewalk shall be responsible for safety in connection with the work. It shall be unlawful for any person performing work on any street or sidewalk to conduct the work in an unsafe manner, or to leave the work unfinished or in a dangerous or unsafe condition without placing appropriate barricades and warning devices around the work area to avoid damage to vehicles and injury to persons. All persons working on any street or sidewalk shall also comply with all applicable federal, state and local safety regulations. (Ord. 2-2-94A, 2-2-1994)