“Surat Lignite Power Plant – 4X125 MW, Unit # I to IV: Biennial Rate Contract for; PACKAGE-I: Digging, loading, transporting, shifting & unloading of drained Bed Material from Boiler floors and PACKAGE-II: Accumulation, removal, transporting & unloading spilled Ash from ESP & Boiler floors of Power Plant to designated locations (Year: 2021-2023)”.