TD Engineering submit bids for development of SWD system in Thoothukudi, Tamil Nadu February 5, 2024 | Key Segments, Municipal Wastewater, Project Bidders, Project Updates, Tenders, Wastewater TD Engineering and Consulting Private Limited has submitted consultancy bids for development of stormwater drainage (SWD) system in Thoothukudi, Tamil Nadu. This content is restricted.