Tender For engaging of well sinkers for removing of garbage and waste materials in strainer pipes at all intake wells (i.e., 5 mgd (old), 5 mgd (new), 8 mgd, 11 mgd and 16 mgd plants) in krishna river at head water works for a period of 12 months (i.e., from 01.01.2026 to 31.12.2026) (2nd call)