Ghaziabad Nagar Nigam — Unauthorised dump and other car parking in my street

We are resident of b 163... To 167 Patel Nagar 2 nd near Radha swami satsang gali.in our street there are two dump eco car above 15 years old according to rto site seen and 3..4 other car ..whose owner does not belongs to these houses parked their these above cars unauthorised...in front our houses .. ..and due to mentioned unauthorised parkings some bad elements drinks in back side of car..for these problems our family not safe so please take legal action against unauthorised dump and other car parking .if any mishappening done in support of these dump car to our families ..B 163 ..to Be 167...administration of Nagar Nigam responsible..I have already given written complaint against this matter in Patel Nagar police chowki..he is not taking any action against these parking owners..so Ghaziabad also responsible for this matter.
Thanks