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

Drilling of 2 nos. nx size non-coring pilot bore holes and reaming of 1 one no. of bore 14 inch from surface to kalimati bottom seam up to 145.00 meter depth for installation of submersible pump at kapasara ocp.

Drilling of 2 nos. nx size pilot bore hole from surface to below kalimati coal seam and reaming of 1 one no. of bore hole 10inch dia for installation of submersible pump to provide the drinking water of sialkanali villagers under south gram panchayat

Drilling of 03 nos. nx size non-coring borehole from surface to kajora (r-ix) seam and 2 nos. nx size non-coring borehole from surface to jambad (r-viii) seam of porascole east colliery

Drilling of 03 nos. nx size non-coring borehole from surface to kajora (r-ix) seam and 2 nos. nx size non-coring borehole from surface to jambad (r-viii) seam of porascole east colliery

Drilling of 4 no nx size coring borehole from b.p. bottom seam to ascertain the actual parting and prove the thickness of kalimati seam at kumardhubi colliery.

Drilling of nx-size underground non-coring bore hole up to a depth of average 6.30 meter each bore hole from sp top seam to sp middle seam for parting proves purpose through 27/28th incline of hariajam colliery due to contiguous working development s

Drilling of nx-size underground non-coring bore hole up to a depth of average 6.30 meter each bore hole from sp top seam to sp middle seam for parting proves purpose through 27/28th incline of hariajam colliery due to contiguous working development s

Drilling of 02 (two) nos. coring bore hole (nx size) at khottadih ocp of pandaveswar area.

Drilling of 02 (two) nos. of upward nx size non-coring bore holes from r-viii (bottom) seam to r-viii(top) seam for proposed depillaring panel s-65 in sonachora (r-viiib) seam at no. 2 pit of madhabpur colliery