Erection of earth continuity 6.6kv, 11kv oh line from regional sub-station to quarry no. 2 and 3 via- station no.02 of kathara colliery.

New establishment of 10 nos. of earth pit (jelly field) and 30 nos. of lighting arrester with pvc insulated cable at 9 no. sub-station of dalurband colliery.

Earth continuity and maintenance of 11kv jrd feeder from regional substation, kathara to manjhi tola sub-station under jrd colliery.

Earth continuity, re-strengthening of conductor of 11kv oh line from murpa substation to kuju colliery rest house under kuju area.

Earth continuity, re-strengthening of conductor of 11kv oh line from murpa substation to kuju colliery rest house under kuju area.

Earth continuity,re-strengthening of conductor of 11kv oh line from murpa substation to kuju colliery rest house under kuju area.

Maintaining earth continuity in 11kv and 3.3kv oh line of ara colliery by erection of earth pits and stay wire along with replacement of certain damaged poles and insulators for improving strength and insulation value of 11kv and 3.3 kv oh line ara

Maintaining earth continuity by erection of earth wires and earth pits with replacement of insulators for re-strengthening of the both overall 11 kv o.h. lines from kocp substation to jocp main substation at jharkhand ocp, hazaribagh area

Installation of chemical earth pit at chandmari 9 no. pit under bastacolla colliery

New establishment of 6 nos. of earth pit (jelly field) and 18 nos. of lighting arrester with pvc insulated cable at 6 no. sub-station of dalurband colliery.