Drilling of 03 nos. nx size non-coring borehole from surface to kajora (r-ix) seam and 2 nos. nx size non-coring borehole from surface to jambad (r-viii) seam of porascole east colliery

Drilling of 03 nos upward nx size non-coring boreholes from r-viii(a) seam to r-ix seam of proposed depillaring panel lks 17 in lower kajora seam at khas kajora colliery

Drilling of one (01) no. nx size non-coring 60m up word borehole at 47d/48l in r-vi seam at khottadih colliery, pandaveswar area.

Demolishing of structures at jambad more (phase-1) under porascole jambad project under kajora area

Drilling of seven (07) numbers nx size coring borehole (20m each), from r-iv top to r-iv bottom seam of khottadih colliery, pandaveswar area

Drilling of 2 nos. nx size non coring upward borehole from rviic seam (at 9a development panel) to rviia seam of cm project under nakrakonda kumardihi b colliery

Drilling of 16 inch dia 01 no non coring pumping borehole from surface to rv seam at mic unit jhanjra project colliery

Construction of brick stoppings for pressure balancing at jambad (r-viii) seam of porascole east colliery

Drilling of 4 no nx size coring borehole from b.p. bottom seam to ascertain the actual parting and prove the thickness of kalimati seam at kumardhubi colliery.

Construction of protective roof for pit no a and b, jambad (r-viii) seam of porascole east colliery