(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.

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.

Prive maintenance and repair of over head structure of conveyor inclined belt of preparation plant at bhojudih coal washery

Repairing/ strengthening of approaching stair case and its support for stairs going up to unit 502, c-1 and c-2 conveyor belt at moonidih coal 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.

Fabrication and installation of new slider frame after dismantling and removal of existing worn-out slider of slidding pulley of unit c-1 and c-2 belt conveyor at moonidih coal washery.

Replacement of block bearings at different belt conveyor drums after dismantling of out of order blocks bearings from drums at lhcm1 district of 3n4 incline, j.p.colly.

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

Repairing/ changing of sieve bend holding structure and its chute of unit 603-1,2,3 and 4 at 29m floor of washery building at moonidih coal washery.

Repair/replacement of worn out parts of 5cusec x 10m head pump of unit-1 along with other allied electro-mechanical works at lis kukerian