Cutting of jhama by electrical and pnumetric drilling and blasting and mucking manually at 8th dip between 31st and 32nd west level of gp seam through 5/6 incline of hariajam 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

Cleaning and white washing at travelling roadway of sp middle seam from incline mouth to 2 nd dip of 22 nd level through 27/28 incline and cleaning and white washing at 21 st east level from main dip to 1 st dip and drift-b from tugger rise (sp middl

Roof bolting job in drift b sp middle seam to bp top seam up to - 1st level through 27/28 no. incline of hariajam 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

Construction of 08 (eight) nos. ventilation stopping at sp top seam from 13th dip/22 level to 19th dip/22 level and 4th dip in between 22nd and 21st level towards east side near drift - a through 27/28 incline of hariajam colliery.

Floor soft stone cutting by electrical and pneumatic drilling at sp top seam from 8th dip/rise junction/22 east level to 19th dip/rise junction/22 east level of 27/28th no. incline for loading point and feeding line purpose at hariajam colliery.

Stone cutting at 13el 29d (dip direction) and 14 el/28d (dip direction) in top sec. of 31 no incline at bp seam at badjna colliery.

Fallen coal recovery and cleaning and stacking of wash out material and debris at sp top seam through 27/28th incline of hariajam colliery.

Soft stone, jhama and coal cutting by electrical and pneumatic drilling at 1) 18 rise / 18 level 2) 19 rise / 19 level 3) 20 rise / 19l of g.p. seam of 5 and 6 no. incline at hariajam colliery.