Sinking of 250mm x 150mm dia. 270 mtr. deep tubewell (new) by direct rotary rig method using p.v.c pipe and pre-packed resin bonded gravel filter at tube well no. -2 for regent estate w/s scheme of alipore division, phe dte.

Installation of 3 nos. 20 h.p. submersible pump including sinking of 200 mm. dia. deep tube well top enlargement 300 mm. dia. by direct rotary rig method using upvc pipe and pre-packed resin bonded gravels filter at various places within tarakeswar,

Sinking of 250mm x 150mm dia. 360 mtr. deep tubewell by direct rotary rig method using p.v.c pipe and pre-packed resin bonded gravel filter at daharani w/s scheme, block - canning-ii (tube well no. - vi)

Sinking of 1 no tube well 250 mm x 150 mm tube well of 210 mtrs depth by direct rotary rig method using pvc pipe and prepacked resin bonded gravel filter at tilackchandrapur barobandh adibasipara,block-kanksa under augmentation of bistupur piped w/s

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 01 no. 250mm x 150mm dia. 360 mtr. deep tubewell by d.r. rig method using upvc pipe and pre-packed resin bonded gravel filter for radhakrishnapur w/s scheme, block - sagar for implementation of jjm under kakdwip sub-division, phe dte.

Sinking of 02 nos. 250x150mm dia. 360 m. deep tubewell by d.r. rig method using upvc pipe and pre-packed resin bonded gravel filter for bishnupur w/s scheme, block-sagar under jjm under kakdwip sub-divn of alipore division, phe dte. (2nd call)

Sinking of 01 no. 250mm x 150mm dia. 360 mtr. deep tubewell by d.r. rig method using upvc pipe pre-packed resin bonded gravel filter for achintyanagar w/s scheme, block - pathar pratima under jjm under kakdwip sub-division of alipore division, p.h.

Sinking of 250mm x 150mm dia. 360 mtr. deep (replacement) tubewell by direct rotary rig method using p.v.c pipe and pre-packed resin bonded gravel filter of augmentation of pathankhali (zone-i) w/s scheme, block - gosaba (tubewell no.-4) (2nd call)

Sinking of 02 (two) nos. 250mm x 150mm dia. 360 mtr. deep tubewell by direct rotary rig method using p.v.c pipe and pre-packed resin bonded gravel filter of puinjali w/s scheme, block - gosaba pre-packed resin bonded gravel filter of sambhunagar w/s