SBE Engineering emerges as L1 bidder for strengthening of tertiary treated WSS in left out areas in Chandigarh November 17, 2023 | Awarded, Key Segments, Municipal Water Supply, Project Updates, Tenders, Water Supply SBE Engineering and Infrastructure Private Limited has emerged as the lowest (L1) bidder for strengthening of tertiary treated (T.T.) water supply system (WSS) in Chandigarh. This content is restricted.