Cleaning of Underground Sump and Over Head Tank under the Annual Maintenance of 1848 MSB TNGRHS Flats at Kavundampalayam in Coimbatore District

Cleaning of all sumps with bleaching powder and brushes thoroughly scrapping two times inside the wall alround including bailing out dirty water and cleaning the sump two times with clear water including cost of brush, bleaching powder, hire charges for ropes, bucket and ladder etc., and as directed by the Department officers (July 2025 to March 2026 ) (3 times/ 4 Months Once)

Cleaning of all OHT's with bleaching powder and brushes thoroughly scrapping two times inside alround the tank and bottom of the tank including bailing out dirty water and cleaning the tank wall alround with clear water, removing and refixing in original position of the GI outlet pipes without damaging the tank etc., and as directed by the Department officers. (July 2025 to March 2026) (3 times/ 4 Months Once)

GST @ 18%