Sinking of 250mm x 200 mmx 150 mtr big dia tubewell by reverse rotary drilling method at purba barachauki area for augmentation of bhatibari pwss under alipurduar division, phe dte.

Sinking of big dia tube well (250 x 200 mm dia) by r.c. drilling for aug. of dakshin sonapur pwss within alipurduar-i block of rws sub-division under alipurduar division, phe dte.(sm/11970)

Construction of pump house, b/wall, tw boring by odex-165 method of drilling and rising main for zone-i 3rd tw site at augmentation of birpara pwss under alipurduar division, phe dte.

Construction of pump house, b/wall, tw boring by odex-165 method of drilling and rising main for zone-iii headwork tw site at augmentation of birpara pwss under alipurduar division, phe dte.

Construction of pump house, b/wall, tw boring by odex-165 method of drilling and rising main for zone-i headwork tw site at augmentation od birpara pwss under alipurduar division, phe dte.

Construction of pump house, boundary wall, tube well boring (by odex-165 method of drilling) and rising main for zone-iii 2nd tw site at augmentation of birpara pwss under alipurduar division, phe dte.

Construction of pump house, boundary wall and rising main for 4th tube well site at paschim khairbari pwss of birpara sub-division under alipurduar division, phe dte. (sm/10672)

Construction of 1 no. pump house, boundary wall, 1 no. t/w boring by odex- 165 method of drilling at uttar mendabari pwss area under alipurduar division, phe dte. (sm/16539)

Tube well boring by odex-165 method of drilling, construction of pump house, boundary wall at proposed 6th site of samuktala pwss under alipurduar division, phe dte.

Day to day operation and maintenance of lankapara cha sundari pwss (cluster-1, cluster-2, cluster-3 and cluster-4) under birpara sub-division, alipurduar division, phe dte.