A)extension of overhead line through ab cable for illumination purpose b)installation of distribution transformer c)erection of 3.3kv ohl for installed of 315kva transformer d)renovation and erection of 440 volt head line at sarubera colliery.

Erection and reorganisation of main 11kv overhead line and installation of 1.6mva power transformer 11kv/3.3kv with ht panel at pit office substation with busbar arrangement at topa ocp under kuju area.

Annual maintenance contract of 440 volt over head line of staff colony feeder under kathara colliery

Dismantling and re-installation of 50 kva, 11 v/440 v, and 160 kva, 11kv/440 volt, transformer in jhirkey feeder of kathara colliery

Erection of 440 volt phase separator in different 440 volt overhead lines of different colonies under kathara colliery.

Day to day maintenance of 11kv overhead line from regional sub-station to river side pump house with 50 volt and 440 volt overhead line of kathara colliery for the period of one (01) year

A) break down maintenance of 11kv overhead line millenium incline feeder near 11kv millennium sub station and installation testing commissioning of 100 kva 11kv 440 volt lighting transformer at 11kv old shankarpur colliery substation

Annaul maintenance of 3.3 kv overhead line of 4 no. colony feeder and 440 volt overhead line of 2 no. 3 no. and 4 no. and sub-station colonies of kathara

Part repairing of 03 nos., 500 kva, 3.3kv, 440 volt, transformer of masjid transformer, thakur transformer and russian transformer under kathara colliery.

Repairing and maintenance of over head line 440 volt at bandh basti under kathara colliery