No person shall make an opening or excavation in any street or alley of the Village, or tunnel thereunder, for any purpose whatsoever, without first having applied for and received a permit so to do from the Engineering Department. For the purposes of this Chapter, street or alley shall include an opening or excavation in any part of the right of way dedicated or committed to public use, including but not limited to parkways and sidewalks, as well as the portion of said right of way used by vehicular traffic.