Roof bolting at dewatering routes for preparation of panel 16a in borachak ( r-viii) seam workings, patmohona colliery

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

Re-support of incline no.01 and 2 intake return ug galleries 10b seam by hiring of dgms approved portable roof bolting machine and cleaning of the approaching area at b seam of west jkd colliery.

Roof bolting job in sp top seam working district at different places of 27/28 no. incline of hariajam colliery.

Roof bolting job in sp top seam in different places of working district through 27/28 no. incline of hariajam colliery.

Roof bolting job in drift b sp middle seam to bp top seam up to - 1st level through 27/28 no. incline of hariajam colliery.

03 three nos. u/g non-coring bore hole for degree of gassiness purpose at s.p. top seam of 27 / 28 incline of hariajam colliery.

Construction of 9 (nine) of sectionalisation stopping at g.p. seam for sealing of s.p. top and s.p. bottom seam under kumardhubi colliery.

Construction of 08 (eight) nos. ventilation stopping at sp top seam in different places through 27/28 incline of hariajam 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