Dismantling loading transporting and assembling of udm 611 259 from surface to working kalimati seam at kumardhubi colliery mugma area

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. 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

Construction of 7 nos of ventilation stopping at kalimati seam under kumardhubi colliery.

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

03 (three) nos drilling nx size non-coring horizontal bore hole in present working district of bp seam (top) to prove the parting waterlogged working of bp seam (top) worked by badjna colliery towards west side boundary between hariajam colliery and

Drivage of x measured drift from kalimati seam to kalimati seam along 29l and 30l from 5th dip to 6th dip under kumardhubi 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.

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

Construction of 30 thirty nos. of rcc support pillars at kalimati seam under kumardhubi colliery.