Bihar Urban Infrastructure Development Corporation Ltd. (BUIDCo) has invited an e-tender for construction of a TTRO Plant for reuse of treated sewage from the 11 MLD Barh STP for NTPC Barh, Bihar, including 15 years of Operation and Maintenance. Estimated Cost: Rs. 74.71 Crore Bid Document Fee: Rs. 59,000 Completion Period: 18 Months Bid Document Download: 08.08.2026 to 28.08.2026 up to 03:00 PM Pre-Bid Meeting: 13.08.2026 at 03:30 PM Last Date for Bid Submission: 28.08.2026 up to 04:00 PM Technical Bid Opening: 29.08.2026 at 03:00 PM Financial Bid Opening: 29.08.2026 at 04:00 PM Tender Portal: eproc2.bihar.gov.in BUIDCo Website: buidco.in Pre-Bid Query Email: pdhqbuidco@gmail.com Helpdesk: 7605056831 / 7605056830 Address: BUIDCo, Near Rajapur Pul, West Boring Canal Road, Patna – 800001 Officer Inviting Bids: Chief General Manager, BUIDCo Location: Barh, Bihar