Construction of boundary wall and platform for providing FHTC for Ground water based NARAYANITALA piped water supply scheme to accommodate FHTC in Jaynagar- I & BARUIPUR block under South 24 Parganas W/ S Division- I, PHE Dte for AUGMENTATION of surface water based W/ S scheme in the Arsenic Affected Areas of South 24 Parganas district. ( SM/ 11495 )