Preventive maintenance of 4 wire 440 v and 2 wire 220 v overhead line from durga mandir sub-station south tisra to golden pahari colony of amal. nt-st-jg colliery under lodna area.

Carrying laying and joining of 6 inch dia pipe range 450 mtr. from l.p. school near south tisra work shop to golden pahari workers colony for domestic use at amal. nt-st-jg colliery under lodna area.

Repairing/rewinding of 1 no.250 kva, 11kv/440 volt, 3 phase, lighting transformer of kali basti, crompton greaves make (tr-5) under kusunda area

Repairing and maintenance of 440 volt domestic overhead line from 11 kv masan dhowrah sub station to workers and staff colony of bankola colliery

Power re-organization of 440 volt overhead domestic power line of 5 no and 6 no colony, dotalla colony, officer colony and cp dhawra of dhemomain pit colliery under sodepur area

Oil leakage repairing of &#x0d 1000 &#x0d kva, &#x0d 6.6kv/440v &#x0d transformer sl no. 34915v &#x0d make crompton greaves &#x0d and &#x0d supply &#x0d and &#x0d isntalation of winding &#x0d coil temp meter and &#x0d bucholz relay at samadhi &#x0d sthal gtc agkcc katras &#x0d area.

Complete repairing and re-winding of 20 nos. of 2 hp jet pumps at workers colony and officers colony at different places of amal. nt-st-jg colliery under lodna area.

Complete repairing and overhauling of 1 no. 800 amps 440 volt sail mine line make a.c.b. switch sl. no. id.no. nt/sw/acb/440 v /59 for lighting line controlling of new colony and tisra hospital mocp at amal. nt-st-jg ocp under lodna area.

Extension of 3 wire 11 kv overhead line in order to install 100 kva 11 kv/ 440v outdoor distributiontransformer for providing power supply for lighting use to colony at new colony golden pahari (teen tolla) south tisra of amal. nt-st-jg colliery und

Re-winding and over hauling of 7.5 hp,440 volt,submersible motor and 7.5 hp pump set of 108 unit,coal dump colony, under karas area