Picking of shale, stone, oversize coal and foreign material from the coal on running conveyor belts running at the speed of around 3. 5Metres per second pertains to Stage- 3 & 4 of CHP and transport of shale to Dump yard within the premises of CHP ( distance: 0 to 5 KM ) as and when required during the period from 01- 6- 2024 or commencement of the work to 30. 11. 2024 or till the exhaust of quantity.