Sinking of 250x150mm dia. 360 m. deep Tubewell (New) by D.R. Rig Method using P.V.C pipe and pre-packed Resin Bonded Gravel Filter at TWL No.-V of Augmentation of Banibadabelekhali W/S Scheme, Block- Canning-I under under Alipore Divn., PHE Dte.
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