Enviro Infra emerges as L1 bidder for implementation of sewerage project in Gokul Barrage, Uttar Pradesh June 16, 2023 | Awarded, Key Segments, Municipal Wastewater, Project Updates, Wastewater Enviro Infra Engineers Limited emerged as lowest (L1) bidder for implementation of the Gokul Barrage (Mathura) Interception and Diversion (I&D) and Sewerage Project. This content is restricted.