OandM - Water Supply Schemes-JICA Assisted KWSS to Meenad and Adj Villages -Rectifying air valve leak on the 300 mm Transmisson Main towards Pothakulam OHSR , locating and clearing valave chamber, placing newly casted slab for securing valve chamber OandM - Water Supply Schemes-JICA Assisted KWSS to Meenad and Adj Villages -Rectifying air valve leak on the 300 mm Transmisson Main towards Pothakulam OHSR , locating and clearing valave chamber, placing newly casted slab for securing valve chambe

OandM - Water Supply Schemes-JICA Assisted KWSS to Meenad and Adj Villages -Rectifying air valve leak on the 300 mm Transmisson Main towards Pothakulam OHSR , locating and clearing valave chamber, placing newly casted slab for securing valve chamber OandM - Water Supply Schemes-JICA Assisted KWSS to Meenad and Adj Villages -Rectifying air valve leak on the 300 mm Transmisson Main towards Pothakulam OHSR , locating and clearing valave chamber, placing newly casted slab for securing valve chamber