Btps - Chp - Removal Of Spilled Over Coal, Fine Dust And Wet Coal At Tail End, Head End, Along The Bcn-4A/B, 5A/B, Bcn-10, Tp-3, Tp-4, 6A/B Tail End And Erh Area By Head Loads On To Running Conveyor In Mm-Iii Sub Division Of Mm/Chp/Btps From 01.04.2026 Or Actual Date Of Utilization To 31.07.2026