For di of 11kv o/h line from tocp substn (including upgradation from 6.6kv o/h line) to mallah dhawrah at tetulmari colliery (ii)and strengthening of 02 span of 6.6kv 59 feeder,fitting of a.b switch for two side power supply(58 and 59 fedr

Maintenance with replacement of damaged pole foundation/insulator bracket/clamp tensioning of loose/ saged conductor f 3.3kv o/h l spare line from t.p of 33kv ohtl of north mine edge to rail weigh bridge last dp route length 550m etc as required u

Repair ,recondition 11kv o/h line from iwss intake wellcut point to ranipark pump house substation,3.3kv o/h line from lingaraj 33kv substation to bimalagarh track line ,elec. maintenance of lt line of office sand stowing vat cpi at deulbera colliery

Changing of damage poles and conductor of 440v &#x0d o/h line in barora new colony in socp muraidih &#x0d amp colliery under barora area.

Repair and maintenance of damaged 11kv o/h line f.no.-5 from colliery office to muraidih cisf camp for safety purpose and changing of rusted poles and conductor in 440v o/h line to smooth power supply of muraidih new colony under amp colliery.

(a) di of 6.6kv o/h line due to advancement of 0b face and ob dump (b) changing of tilted 11kv poles and tensioning of conductor at mathaband under muraidih (c) di of 3.3kv o/h line due to damage by dumper at jarlahi, amp colliery.

Repairing and maintenance of 11kv o/h line mobile &#x0d substation at dozer section utilized for 440v power &#x0d supply to muraidih weighbridge and muraidih filter &#x0d plant under amp colliery, barora area.

For 440v o/h line conductor changing, pole changing and erection of cradle guard for godhur lal bangla substation to rawani basti under ngk colliery

Di and extension of new 11kv o/h line from (southloyabad to godhur switching substation line) feeder at 2 to 1 feeder at alkusa colliery for power supply to ena under kusunda area.

Di of 11kv feeder no-(3) clear the area ob dumping jocp power supply jocp, matigarh, bhimkanali colliery (b) dismantling erection of 6.6 kv d/l feeder power supply haig wall m/c 4000 gpm pump jocp patch (c) dismantling of 220v lt o/h line cl