Santo Kumar, DoctorMallapur: Overflow of drainage water has become a matter of concern for the residents of Mallpaur. The drainage water has been overflowing for the past three months, which is causing inconvenience for the commuters and residents to walk on the roads. The entire stretch filled up with the drainage water. Syed Azher, resident of MallapurSecunderabad: Overflow of sewage has become a common sight in Vijay Nagar colony in Secunderabad. It’s been almost a year or so that the drainage works have been completed here..