Btps - Chp - Preventive And Breakdown Maintenance Of Pulleys, Bearings/Sleeves Of Pulleys And Scoop Oil Cooling System As And When Required For The Conveyors Bcn-4A/B, 5A/B, 6A/B, Bcn-10, 7A/B, Ilms, Trippers And Flap Gates Required In Mm-Iii Sub Division Of Mm/Chp/Btps From 01.04.2026 Or Actual Date Of Commencement Of Work To 31.03.2027