Drilling of 10 nos of boreholes&#x0d with casing (non-coring )150&#x0d mm diameter with lowering and&#x0d casing of pipes from surface to&#x0d xiii/xiv seam is urgently&#x0d required at kenduiadh colliery&#x0d under p.b area

Construction of 3 nos of ventilation stoppings, one pcc wall and repairing with plastering 7 nos ventilation stoppings in s p combined seam under kumardhubi colliery.

Plastering with hollering 24 nos. of old sectionalisation stopping in g.p. seam under kumardhubi colliery.

Construction of 3 nos of ventilation stoppings at kalimati seam and one ventilation stopping at bp bottom seam under kumardhubi colliery.

Plastering with hollering of 39 nos old isolation stopping in s.p. combine seam against stowing panel of 17th rise section under kumardhubi colliery.

Construction of 21 nos. new ventilation stopping and re-plastering in 13 nos. old ventilation stoppings in no- iv seam at kurasia colliery.

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

Construction of 19 (nineteen) nos of sectionalisation stopping at b.p. top seam under kumardhubi colliery.

Repairing of 07 no. broken ventilation stopping (including doors) and re-plastering of 35 nos. old damage ventilation stoppings in no v seam of ncph colliery r-6 mine

Repairing, re-plastering and hollering of old isolation stopping and construction of a new isolation stopping at no. 8 pit in nega seam under nimcha(r)colliery