Making of 01 nos. direct haulage ,03 nos. tugger haulage for underground, 01 rana haulage for surface in 4,5 and 6 incline and 03 nos. tugger haulage for underground and 01 nos. rana haulage for surface in 7 and 8 incline of dhori (k) colliery (under

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 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.

03 three nos. u/g non-coring bore hole for degree of gassiness purpose at s.p. top seam of 27 / 28 incline of hariajam 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 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

Construction of 15 (fifteen) nos ventilation stopping at s.p.middle seam and top seam at 27/28 no . incline of hariajam colliery.

01 one no non-coring vertical bore hole drilling 20 inch 500mm dia up to a depth of 182 meters from surface to water logged underground working sp middle seam near vt pump at kuhuka village at hariajam colliery.

Construction of 10 (ten) nos. ventilation stopping at sp middle seam through 27/28 incline of hariajam colliery.