Maintenance of main feeder 11 kv o/h line from 132 kv power sub-station and gt feeder 11 kv o/h line from gt gopalichak to kb-5/6 pits colliery.

Maintenance of main feeder from 132 kv 11 kv o/h line and 2nd source gt feeder 11 kv o/h line via hmp to avoid frequent break down under kb 10/12 pit colliery.

Preventive maintenance of ecc kenduadih 11 kv o/h line, 2nd source 11 kv o/h line and main feeder 11 kv from 132 kv sub-station o/h line under bhagaband colliery.

Changing of 6 nos damaged pole and 1980 mtrs conductor of 10/12 pit and hmp main source (double circuit) for uninterrupted power supply to 10/12 pit and hmp colliery under 10/12 pit colliery, p.b area (p.no. 4, 5, 9, 11 and 12 )

Rectification and maint. of main feeder from 132 kv 11 kv o/h line, gt feeder, dav school 11 kv o/h line, 3.3 kv office o/h line, balihari basti, 4 pit central balihari, merin basti, station dhowrah, tower lt line and sub.stn work of hmp

Maintenance of 6 no feeder and 15 no feeder from 132 kv 6.6 kv o/h line to avoid frequent break down under pootkee colliery.

Repairing of 11 kv o/h line from hurriladih colliery sub-station to bhutgoria sub-station under hurriladih colliery.

Prive maintenance of &#x0d main feeder from 132 kv 6.6 &#x0d kv o/h line to avoid frequent &#x0d break down under p.b project &#x0d colliery.

Repairing/maintenance of 11kv o/h line (feeder no 2) from bhalgora sub-station to burragarh/hurriladih colliery sub-station under hurriladih colliery.

Prive maintenance of main feeder from 132 kv 11 kv o/h line and gt feeder from gt gopalichak via hmp and bcw to avoid frequent break down under south balihari colliery.