Complete repairing and re-winding of (a) 02-nos. 500 kva, 3.3kv/440v (b) 01-no. 250kva, 3.3kv/440v and (c) 01-no. 160 kva, 11 kv/440 distribution transformers installed at different locations of kathara colliery under kathara area.

Repair and maintenance including diversion and extension of 3.3kv overhead line from 3mva/3.3kv transformer, jhirkey basti to jhirkey river side and harizan tola to safique gali transformer and mustaque gali under kathara colliery for the period of 0

For dismantling of ocp substation shed of size 50 ft x 50 and dismantling shifting, loading unloading of 1.5mva,6.6kv/3.3kv, transformer of badeopur colliery under sijua area

Cradling in 3.3kv overhead line of mines feeder and jhirkey feeder of kathara colliery.

Reorganization of 11kv. oh line sawang feeder and heightening oh line 6.6kv kathara ocp and11kv bandh colony feeder at regional sub-station under kathara colliery

Dismantling of mines feeder 3.3kv o/h line due to shifting at quarry no. 1 at kathara colliery.

Dismantling of mines feeder 3.3kv o/h line due to shifting at quarry no. 1 at kathara colliery.

Strengthen of pole under ht 3.3kv river feeder by muffing, pole painting, numbering and fixing danger board on pole under kargali ocp

Repairing of 630 kva, 3.3kv/440v, lighting transformer under kathara colliery