Tender For periodical tank cleaning and disinfecting of under ground water reservoir and overhead tanks by mechanical process at 63, n.s. road, govt. premises (jessop building), kolkata - 700001 during the period from march 2026 to february 2027
Tender For periodical cleaning and disinfecting of overhead and undergroundreservoirs of different govt. buildings intelligence branch, 13, lord sinha road, 62, syed amir ali avenue and sainik bhavan during the year 2026-2027 (s p works).