Navita Nirman emerges as L1 bidder for implementation of Parama Island – Vidyadhari River Drainage Channel Improvement Project in West Bengal June 30, 2026 | Awarded, Key Segments, Municipal Water Supply, Project Updates, Water Supply Navita Nirman Private Limited has emerged as the lowest (L1) bidder for implementation of Parama Island – Vidyadhari River … This content is restricted.