Repair and overhauling of one no iron removal plant 30 cum /hour capacity including replacement of filter media, strainer, valve pipes at the gpra, 30, belvedere road, kolkata during 2024-25.

Repair or replacement of overhauling of iron removal plant of 10000 gph at esd, kankinara under ge north kolkata

Rmo of em services in gpra qtrs. along with common area at 1 30, belvedere road, kolkata during 2024-25.

Maintenance of horticulture work at 1 belvedere and 30 belvedere type-iv, v, vi qtrs. at alipore, kolkata during 2024-25.

Repairing and overhauling of iron removal filtration plant and other accessories (capacity 50 cubic meter/hour)

Overhauling of sand filters with replacement of filter media and associated repairing work in the sand filter plant of parasea colliery under, kunustoria area.

Operation mtc. of different capacity package type iron removal plant within the jurisdiction of pecharthal r.d block under dws sub-division pecharthal during the year 2024-25

Repair/ replacement of old underviceable filter media, filteration beds, oxidation materials of iron removal plant and supply of chemical and maint of chlorniation system including water testing and repair/ maint of pump sets, compressor, cleaning/ f

Maintenance of existing package type irp of 2500gph/ 5000gph/ 7500gph/ 10000gph capacity with replacement of filter media and allied works under dws sub-division salema during the year 2024-25. group-i(one).

Overhauling of sand filters with replacement of filter media and associated repairing work in the sand filter plant of parasea colliery under, kunustoria area. (3rd call)