Replacement of defective 250 mm dia non-return valves installed at sludge sump 1 and 2 of jai hind jal prakalpa.

Maintenance of water supply pipeline network near premises no 154/2/1 nsc bose road, 8/1b netajinagar, 338 nsc bose road etc places in ward 98 br x

Maintenance of water supply pipeline network system near premises no 2/1 spb block chittaranjn colony, 68e/671 raja sc mullick road etc places in ward 96 br x

Maintenance of water supply pipeline net work near premises no 2/46 sree colony, 137 gangulybagan, a/169 baghajitin etc places in ward 99 br x

Restoration of air breathing systems on 60 inch dia palta tallah water transmission main along pst 1 and adjacent to nst chamber with renovation of its valve chambers at igwtp

Refurbishment of the chlorine flow control arrangement of the 30kg/hr rated chlorinators at chlorine plant of 40 mgd wtp, under igwtp

Restoration of water distribution pipelines for the preparation of coagulant solution at vats which is dedicatedly used for silt and 3 x 20 mgd wtp within igwtp

Maintenance and restoration works of water supply service connections by leak repairing, cap wash and other ancillary works in different areas of rajdanga school road, bosepukur in ward no. 107, brxii.

Restoration work of water supply main by leak repairing, cap wash and ancillary works at santoshpur avenue, rajapur east and surroundings in ward no. 103, br- xi

Restoration work of water supply main by leak repairing, cap wash and ancillary works at different areas of garfa main road, new santoshpur and surroundings in ward no. 104, br- xi.