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.

Proposal for drilling two nos. upward borehole from r-vi to r-vii seam (to ascertain the status of water of overlying seam) pandaveswar colliery, pandaveswar area.

Proposal for drilling two nos. upward borehole from r-vi to r-vii seam (to ascertain the status of water of overlying seam) pandaveswar colliery, pandaveswar area.

Lowering of ht cable through borehole and installation of main receiving substation at riv seam.

Drilling of one no 400 mm dia borehole from rvii to riia seam for dewatering the rviia seam by lowering of submersible pump at shyamsundarpur colliery

Drilling of three (03) nos. 10 inches dia and 210m lenth borehole, from surface to r-iv seam at khottadih colliery, pandaveswar area

Drilling of two (02) nos. 10 inches dia and 95m length borehole, from surface to r-vi seam of khottadih colliery, pandaveswar area

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

Drilling of three (03) nos. 60m long non-coring upward borehole from cm caving panel in r-vi seam of khottadih colliery, pandaveswar area.

Flashing, cleaning and renovation of 01 no. existing 250mm dia. 198 mtr. depth vertical borehole with lifting of 150mm dia. used and damaged seamless pipe and lowering of 150mm dia. new seamless pipe at sand bunker no. 3 for dobrana (r-v) seam of bel