Construction of 5 nos. of 0.25m thick ventilation stoppings and for repairing of 2 nos. of ventilation stoppings for the proposed panel bsp7 at bogra (rvi) seam of pit no. 3, j. k. nagar colliery

Lowering, transporting, laying and fitting of 6 inch ms pipeline from 29l/2d to 31l/16d borehole of no. 8 pit of nimcha colliery under satgram-sripur area

Dismantling, shifting and fitting of old motor, base and coupling, fabrication and erection of new motor, base and coupling fitting and assembling etc. of pump no. 1 and 3 (river side) including making of flange as per required under kathara washery

Repairing of pipe line used for supply of water from 6 pit bararee to 1 no. colony and bazar dhowra under bararee section total section of pipeline to be repaired damaged and worn out pipe is 120 mrt 4 inch dia m.s. pipe and changing/replace 4 in

Di of 6 inch dia 252 mtr. pipe and repairing damaged and worn out pipe is 120 mrt. inch dia m.s. pipe from delivery range of bagdigi colliery for supply of domestic pit water of bararee section at amal. joyrampur colliery under lodna area.

For dismantling, cutting and transporting of structure(iron)of tippler shed, main haulage etc.at mudidih colliery(ii)and making, fabrication and fitting of pontoon with motor pump and base plate fitting size 21x21 ft

Repairing of power winch all brake system drum break motor gear box break emergency hand break and foot break and changing gearbox oil seal pit no 1 victory under bastacolla colliery.

Assisting day to day maintenance of mech. work (belt joint making, belt structure alignment, top roller, bottom roller, stool, channel etc replacement and repairing) of tb-1, tb-2, tb-3, tb-4, tb-5 and tb-6 for a period of one year at churi colliery

Dismantling of worn out under carriage set, repairing the wornout threads making and fitting of under carriage also fabrication of arm eye hole in be1000 hydraulic shovel sl. no. g10123 at adic kusunda area

(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.