Bangalore Water Supply & Sewerage Board [Bwssb] — Overflowing from chamber

Address: No.27 1st cross ayyappa layout, Munnekolala,Marathahalli

Problem is overflowing from chamber, which is connect to our house. It is going to drainage only which is overflow, but my neighbors are complaining for chamber which is connect to our house. So please make it solution and my neighbors also Thertnening us closing the chamber and also drain which is connected to house.
Please find a solution and make it clear this issue