Repairing pipe range of vertical borehole from surface to dishergarh (r-iv) seam at 1st dip, 2nd level junction of ningah colliery

Replace with new pipe range of vertical borehole from surface to dishergarh r-iv seam at 0 dip in between 1st dip 2nd level of ningha colliery

Replace with new pipe range of vertical borehole from surface to dishergarh r-iv seam at 0 dip in between 1st dip 2nd level of ningha colliery

Flashing, cleaning and renovation of 01 no. existing 250mm dia. 198 mtr. depth vertical borehole with lifting of 150mm dia. used and damaged seamless pipe and lowering of 150mm dia. new seamless pipe at sand bunker no. 3 for dobrana (r-v) seam of bel

Renovation of one no. existing 250mm dia 50mt depth vertical borehole with lifting of 150mm dia damage pipe and lowering new 150mm dia pipe at sankalpa khani incline bunker no 6 of bankola colliery

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

Cleaning of sand bunker and vertical borehole from surface to kenda r vi seam at north jambad unit of bahula colliery under kenda area ecl

Cleaning of pit bottom sump at no 4 pit in dobrana rv seam to increase the sump capacity for monsoon preparation 2025-2026 of lower kenda colliery under kenda area ecl

Haularing along sides roof and floor of old isolation stoppings in several panel at no 4 pit in dobrana rv seam of lower kenda colliery under kenda area ecl

Lowering transporting of 6 ms pipe (1200m)from surface to 500mh pit bottom and up to 8th dip d-15 panel and laying-fitting along 8th dip - 400mh main line in xvi seam at moonidih colliery, w.j.area. &#x0d