(a) dismantling of drum and equalization pinion with guard and refitting of drum after changing of f/b no.4 (b) repairing and reassembling of broken chain conveyor of f/b no-4 and (c) replacement of defective motor of f/b no-5 of amp colliery.

Fabrication and erection of steel structure base frame and installation of fog cannon upon the structure base at different locations in mines and maintenance work of wheel washing and instant er system at balram ocp, hingula area.

Fabrication / erection of different iron stair case and steel structure work of pch section of sawang washery.

Repairing , replacement and maintenance of drive unit , driven drum structure , side plates carrying rollers and rollers of conveyor gathering belt no. 1 of preparation plant at bhojudih coal washery.

Repairing, fabrication and erection of b side hopper liner, mother plates, hopper tray(plates, angles) and b side hopper supporting structure in pch section of sawang washery.

Repairing, fabrication and erection of b side hopper liner, mother plates, hopper tray(plates, angles) and b side hopper supporting structure in pch section of sawang washery.

Dismantling fabrication erection and alignment of belt structure of 308 a n b side and side frame receiving chutes of secondary crusher a n b side of raw coal section at rajrappa washery project.

Repairing/ strengthening of take-up structure, side stairs and bracing of unit 704 belt conveyor of moonidih coal washery.

Repairing / reconditioning of the motor controlling panel of apron feeder,primary crusher and belt conveyor b side and repairing all the locks of mcc panels door installed at raw coal of rajrappa washery project.

Repairing/ prive maintenance of damaged portion of structure and repairing of tailend drum along with structure of conveyor belt rc-5 at bhojudih coal washery.