Repair maintenance and installation of eight nos of 220v electric siren at d.d mines under bokaro colliery

Repairing of 02 nos circuit breaker one no 11kv 400 amps meditron make and one no 3.3kv grade vcb mine line make installed at gandhi nagar and d.d mines sub station in respect of bokaro colliery

Repairing of one (01) no. public adress system (pas) and providing of one(02) nos microphone to be used at dd mines mines under bokaro colliery

Repair and maintenance of 3.3kv oh line from d.d mines substation to near pit office under bokaro colliery

Repair and maintenance of 3.3kv oh line from d.d mines substation to near pit office under bokaro colliery

Dismantling diversion of the existing 6 inch dia gi pipe line required for erection of tanker point in main sump d.d mines under bokaro colliery

Making of boundary around the existing 8 nos of earth pits ,replacement of damaged earth pit electrodes with departmentally supplied g.i pipes at 11kv d.d mines , sub station under bokaro colliery

Reorganisation of 440 v oh line at old excavation shifting area and friday bazar near dd mines sub station in respect to bokaro colliery

Making of two nos oil soak pit of minimum capacity 1600 liters for two nos 1 mva, 11 kv transformer installed at dd mines sub station under bokaro colliery

Installation of shield wire meshing for protection against lightning strike at dd mines substation under bokaro colliery