Heightening, Proper Grading &Alligning Of Foot Stool Structure Of 1200Mm -2L Conveyor From 3D To 11D For A Length Of 300Mtr And 1200Mm -2L Tandem Belt Conveyor From 15D To 23D For A Length Of 300Mtr After Necessary Cleaning Of Debris And Fallen Coal Near Foot Stool At Ug Of Mic Unit Of J.P. Colly.