Mazhar sb all leakage and seepage points were known to U since February 2019.
1.Gutter channel leakage.
2.Leakages at RCC and PEB building joints.
3.Joints of roof parapet and sheet.
4.RCC buildings expansion joints.
5.Utility ducts joints leakage in RCC buildings.
6.Fan foundation joints in PEB buildings.
Treat all of these points ur maximum leakages will be controlled.