Work for con of existing 3.3kv bus-bar of ara-kanta substation into 11kv bus-bar, dismantling of complete 3.3kv oh line from ara -kanta substation to dumerbera substation and installation of transformers at ara kanta substaion

Supply and installation of insulating rubber mat, supply and laying of gravel with sand in ara kanta sub station and dumerbera substation,

Supply and installation of 4 nos of timer switch sets to be installed at different location of ara colliery to control the lights installed at po office, dumerbera sub-station, ara kanta substation and 16b quarry of ara colliery under kuju area.

Supply and installation of insulating rubber mat, supply and laying of gravel with sand in ara kanta sub station and dumerbera substation along with other substation related work.

Repairing and maintenance of 11kv and 3.3kv bus bar of 2 mva , dumerbera sub-station along with repairing of damaged wall and fixing of existing main gate of 2mva dumerbera sub-station of ara project under kuju area

Erection of 318 mtrs of 75 mm dia u-pvc pipeline for daily watering of 25 nos. of earth pits installed at dumerbera sub station and ara kanta substation of ara colliery and replacement of 10 nos. of gi strips by 35 sqmm single core , al cable at ara

Strenghtening,earth continuity and changing of rusted pole in 11kv over head line from ara kanta substation to sarubera substation colony and iwsp substation and changing of rusted/damaged poles , insulators and conductor of 440v ohl at enm workshop,

Fabrication and erection of radium base acp sheet board for shutdown procedure display, shock treatment information display and single line diagram display at dumerbera and ara-kanta sub-station under kuju area.

Maintaining earth continuity in 11kv and 3.3kv oh line of ara colliery by erection of earth pits and stay wire along with replacement of certain damaged poles and insulators for improving strength and insulation value of 11kv and 3.3 kv oh line ara

Repairing and complete rewinding of the national electrical indus ltd. make ,1mva,11kv/3.3kv, s.no. ry/775 , power transformer installed at dumerbera substation of ara colliery under kuju area.