SEWER LINE PROBLEM OF SECTOR 51 NOIDA

Govt sr sec girls school under construction in vill hoshiyarpur adjacent to F block of sector 51 part 2 noida. The contractor has connected the drain of vill hoshyarpur in sewer of F block. Today around 2.15 pm heavy rain was in this part. The rain was so heavy that within 25 minutes all sewer main holes started overflowing. There is no working drain in F block from last 7 to 8 years so all the roads flooded with sewer water and rain water . We complaint to sewer deptt in sector 39 . We were told that sewer line has been broken by the school contractor and vill drain has been mearged with sever line so they are helpless.