For the gt-1 oh maintenance (ht 11kv only) from bhalgora substation to ena colliery at ena, kusunda area.

For miscellaneous works required to be undertaken in 11kv, 3phase alkusa feeder running from alkusa colliery to ena colliery, r/k camp substation

Supply and installation of goab switch, 11kv grade, 600 amps in 11kv basuria feeder near kdsii siding of east basuria colliery

Numbering of poles of alkusa, 11kv, 3phase feeder and installation of lighting arrestor in the feeder supplying power to ena colliery.

Alkusha ena oh line maintenance (ht 11kv only) from alkusha colliery substation to ena colliery rk substation under kusunda area

Installation of lighting arrester and earth pit in 11kv, 3phase o/h line of gt-i feeder running from bhalgora s/s to ena colliery, for protection against lighting and thundering. under kusunda area.

Maintenance of i) 11kv /550v, 500kva transformer at ena colliery s/s ii) 11kv /550v, 500kva transformer at rk camp s/s under ena colliery, kusunda area.

Repairing /installation and commissioning with electrical interlocking of 11kv goab switch to main incomer breaker at site of gopalichak colliery.

Changing of 05 nos of damaged pole in 11kv,3.3kv and 440v oh line along with repairing of 01 no of goab switch and installation of 01 no. 11kv grade ,600a goab switch at ara colliery under kuju area.

Supply and installation of lighting arrestor 11kv grade along with supply and installation of 03 nos. goab switch 800amp 11kv grade at 11kv main feeder line of jarangdih colliery.