Erection, extn, di of 6.6kv ohl for supplying power to 6.6kv rated excavators, advancement of working faces at q.no. 01 for overburden removal and coal production along with dismantling of 6.6kv ohl from old working face/ patch at qno. 01

Erection cum extension of 6.6kv ohl for providing power to 6.6kv rated shovels dhd excavator 18211 and 18212 in school patch towards north west direction for mines development under purnadih ocp, nk area

Erection, extn, diversion of 3.3kv ohl req. for supplying power to 3.3kv rated shovels for its opns, and advancement of working faces (sarna patch, hospital patch, majdiha, pipratola), dismantling of 3.3kv ohl from old working face / patch under pnd

Erection cum di of 6.6kv ohl from point near existing 6.6kv ohl at near haul road at new sarna patch and extending it to the hospital patch for supplying power to shovel 18211 for mine development in hospital patch and dismantling under pnd

Repairing and refitment of bus bar, copper strips of field switch 6.6kv sl. no. 1vyn020315000588 of cat 10cum shovel dhd 18211 of purnadh project, nk area.

Rep. and maint. of 03 nos. (one no. 6.6kv and two nos. 3.3kv) ht ohl mines feeders as req for strengthening of 6.6kv and 3.3kv ohl structures one 6.6kv from q.no. 01 sub-stn to mines and other two 3.3kv from q. no. 02 sub-stn to purnadih basti