Part repairing lt and ht side complete bush and studs changing with flexible jumper of 500 kva transformer 6.6kv/440v sl. no ws 9 make bsidc of sudamdih old incline colony under asp colliery.

Part repairing and maintenance lt and ht side complete bushes and studs changing with flexible jumper of 500 kva transformer 6.6kv/440v sl.no 4009258 make bsidc electric equipment factory ranchi gec pvt. ltd. of asp colliery.

Complete repairing and rewinding of 500kva transformer 6.6kv 440v sl. no 4009329 make bsidc electric equipment factory ranchi of town power supply sudamdih under asp colliery

Part repairing and maintenance of lt and ht side complete studs set bushes changing with flexible jumper of 300kva 6.6kv/440v sl. no 5366 make the indian transformer and 250kva 6.6kv 440v sl. no5366 make the indian transformer and 250kva 6.6kv/440v a

Part repairing/maint of 300 kva-transformer 6.6kv/440v, sl. no. v-628, make - bharat bijlee of river side sudamdih under asp colliery

Repairing / maint. of 500kva transformer 6.6kv/440v, sl no. td/1350/2, make- bijlee siemens co. of docp colony sudamdih under asp colliery.

Complete repairing and rewinding of 300kva transformer 6.6kv 440v sl. no ws 10 of new mines colony river side sudamdih under asp colliery.

Part repairing and overhauling of 500kva transformer 6.6kv 440v sl. no 840070 make va electrical industries of new mines colony riverside sudamdih under asp colliery.

Complete rewinding and repairing and maintenance of 500kva transformer 6.6kv/440v sl. no ws 8 make marson of main colony sudamdih under asp shaft colliery.

Completerepairing/maintenanceof ht (6.6kv) overheadline from regional substation sudamdih tomain colony (hospital) sudamdih (feeder no.1) asp colliery.