Annual Maintenance Work Of Water Supply Network Duly Arresting Water Leakages, Rectification Of Pollution In Water Supply Lines, Clearing Chowkages/ Blockages, Replacement Of Damaged Pipes And Repair And Replacement Of Sluice Valves And Addressing Various Water Supply Grievances For Smooth Functioning Of System For The Period Of (1) Year Under Allabanda Section, Sd I, O And M Division Iv. (3rd Call)