Work for sealing of the entries by constructing 03 nos. explosion proof stopping of r.c.c. wall for 03 nos. of adits and 01nos. isolation stopping of r.c.c. wall for the air-shaft of no.3 seam of n.c.p.h colliery r-6 mine

Work for final sealing of entries by construction of 03 nos. explosion proof stopping of rcc wall for 03 nos. of adits of no. 1 seam, bartunga hill mine, chirimiri ug sub area.

Work for final sealing of entries by construction of 03 nos. explosion proof stopping of rcc wall for 03 nos. of adits of no. 1 seam, bartunga hill mine, chirimiri ug sub area.

Repairing of 03 nos. rana make endless haulage gear&#x0d box of r-6 mine, ncph colliery, ncph sa.

Work of final resealing of entries by construction of 02 no. of explosion proof isolation stoppings of rcc wall for a and b adits of anjan hill mine, chirimiri ug sub area.

Providing and fixing of 4 inch dia. heavy duty ms flange to 2400mtrs,( 400 nos), 4 inch dia. ms pipes and laying of 600 mtrs., (100 nos), in development district at r6 mines, ncph colliery ncph sa.

Construction of 17 nos. r.c.c. explosion proof isolation stopping to safeguard persons in case of any explosion in f-13 sealed off area in seam no. iv at kurasia colliery.

Work for construction of 40 nos. isolation stopping for proposed depillaring panel cm1 cm2 and cm3 in seam of ncph colliery r6 mine

Construction for 07 nos of explosion proof stopping in panel 8 of lhcm 2 section at 3 and 4 incline unit of jhanjra project colliery