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.

Maintenance and erection of 11kv/3.3kv/440volt o/h line at different location of karma project under kuju area.

Diversion and erection of 3.3kv o/h line to provide power to electrical pumps and dismantling of 3.3kv/440v o/h line of karma project under kuju area.

Erection of erection of distribution transformer 3.3kv/415v,160kva and extension of aerial bunch power cable for lt o/h line from pit office to excavation shed for power supply to washing pump of karma project under kuju area.

Erection and extension of 220v (ph-ph) lt o/h line (4 wire) from main substation to near check post for illumination at karma project under kuju area.

Maintenance and erection of 11kv/3.3kv/220v overhead line at karma ocp under kuju area.

Shifting and di of 3.3kv and 440v oh line from coal stock area for opening of g7 coal stock yard at karma project under kuju area.

Erection and extension of 3.3kv oh line with installation of distribution transformer, erection of continous earth wire for 11kv and 3.3kv feeders and illumination of running, kherabera phase,wb-1,wb-2 and view point mines etc. 220v 5 wire oh line.

Erection and extension of 3.3kv oh line with installation of transformer, erection of continuous earth wire for 11kv and 3.3kv feeders and illumination of running, kherabera phase,wb-1,wb-2 and view point mines etc. 220v 5 wire oh line at karma ocp.