Construction of 28 nos. ventilation stoppings for new development 40d(main dip),74lw district and some places in main intake main intake and return airway etc. for proper ventilation in bottom seam(seam-0) including material cost at rehar ug mine

Construction of one &#x0d ventilation stoppings in &#x0d 6th dip of 400mh main &#x0d line xvi seam at &#x0d moonidih colliery w.j &#x0d area

Construction of 46 nos pcc ventilation stoppings in 15ln and main dip panel of seam a at kurja ug mine.

Construction of seven (07) nos. ventilation stoppings 37el district at 34d-40d/37l-38l in r-iv seam of khottadih colliery, pandaveswar area

Construction of 40 nos. rcc ventilation stoppings (rcc 0.15m thick) in ug at 40d (part a), 40d (part b) and 26d depillaring panels in seam vi(b) at rajendra ug mine.

Construction of 20 nos. ventilation stoppings and repairing of 05 nos. old ventilation stoppings of 23 dip panel at dhelwadih ug mine.

Construction of ten(10) nos. ventilation stoppings at 4 dip dev. dist. in borachak (r-viii) seam of dhemomain incline colliery

Construction of sixteen (16) nos of ventilation stoppings for 41east level development district and 7 no main dip development work of r-ixa seam of kalidaspur project

Construction of 13(thirteen) nos. ventilation stoppings along 0(b) x-cut from 14 dip to 28 dip in borachak (r-viii) seam of chinakuri mine-iii