Cutting and lifting of old pipe and installation of new seamless pipe in existing stowing vertical bore hole near sand bunker no. 1 of j. k. nagar colliery

Lowering and fitting of 11 nos of 6inch dia ms pipe and 22 nos of 6inch dia seamless pipe for mini bunker no 30 for the purpose of sand stowing in depillaring district n34 in pit no 8 in rviii nega seam, amkola unit under nimcha colliery

Renovation of one (01) no. vertical borehole in stowing bunker no. 2 (used for sand stowing) of 133m. depth and 150mm. dia from surface to kenda (r-vi) working at 25 dip/ 2dip level of parasea colliery under kunustoria area.

Pipe lowering of two (02) number bore hole through bore hole from surface to r-iv seam at khottadih colliery, pandaveswar area

Cleaning of jammed borehole and lowering of new pipe after cutting of old damaged pipes from the borehole near sarpi gate corner at shyamsundarpur colliery.

Cleaning of jammed bore hole from surface to rviii bottom seam and lowering 150mm dia stowing pipe upto 140m after cutting of worn out pipe from bore hole located at nilkantha temple sand bunker of khandra colliery

Lowering transporting of 6 ms pipe (1200m)from surface to 500mh pit bottom and up to 8th dip d-15 panel and laying-fitting along 8th dip - 400mh main line in xvi seam at moonidih colliery, w.j.area. &#x0d

6inch dia ms pipe approx 600 mtr 30 nos damaged and leakage changing at 2 seam incline u/g 35 level pumping side to surface and (b) 6inc pipe 12 no lifting from bore hole and new pipe 12 nos lowering installation at wmc, akwmc under

Proposal for 02 nos 6 inch dia 150mm non coring bore holes from surface to rvi seam at 23xdip 1 level junction and 3 m east of 23xdip 1 level junction for cable lowering at mic unit,jhanjra project colliery

Proposal for 01 no 6 inch dia 150mm non coring cable lowering bore hole from surface to rvi seam in between plus1l minus 4d and plus 2l minus 4d for development of rv seam at mic unit of jhanjra project colliery