Water supply and sewerage projects in Sholinganallur Zone, Tamil Nadu to complete by 2027 February 8, 2024 | Key Segments, Municipal Wastewater, Municipal Water Supply, Ongoing, Project Updates, Wastewater, Water Supply The construction work on water supply and sewerage projects at Kottivakkam, Pallavakkam and Neelankarai in Sholinganallur Zone, Chennai is likely to be completed by 2027. This content is restricted.