Making of loading point along 7nd from 7l to 14l in rviib seam of no 3 and 4 pit unit of kumardihi a colliery.

Roof heightening for installation of drive head and making loading point along 15r from 15wl to 21wl and along 17wl from 20d to 9d and along 20 wl from 19d to 11d in rviib seam of no 3 and 4 pit unit of kumardihi a colliery

Installation of a substation at 14r 12wl for the new section extension further along 15r belt of rviib seam of kumardihi a colliery

Installation and commissioning of 800 mm wide x 182 mtr long belt conveyor at 15r 16wl up to 22r 16wl initially 35 meter and then phase wise extension in time interval in rviib seam of kumardihi a colliery under bankola area.

Belt cleaning along the periphery of 17wl belt conveyor 15r to 7d in rviib seam at no 3 and 4 pit unit of kumardihi a colliery.

Construction of 18 nos. 0.38m thick ventilation stopping for 15r development district in rviib seam at no. 3 and 4 pit unit of kumardihi a colliery

Belt cleaning along the periphery of 15r conveyor belt from 1wl to 12wl and along 6wl from 15r to 20r in rviib seam at no.3 and 4 pit unit of kumardihi a colliery.

Making fabrication transportation of foot overbridge drive of conveyor belt in rviib seam etc at nakrakonda kumardihi b colliery under bankoila area.

Belt cleaning along the periphery of 9wl belt conveyor belt from 15r to 20r to rviib seam at no 3 and 4 pit unit of kumardihi a colliery

Installation and commissioning of 800mm wide x75 mtr long at 15r 19wl. up to 15r 22wl initially 26 meter and then phase wise extension in time interval in rviib seam of kumardihi a colliery under bankola area