Dindigul - Madurai Up Line Section :-Repairs To Existing Side Drain From Km 447.000 To 447.800 On Both Lh & Rh Side For A Length Of 0.8 Kms Under Block Protection And Repair The Existing Damaged Trolley Refuges From Km 447/000 To 449/800 For A Length Of 2.80Km On Both Rh & Lh Side At Isolated Location In Abi Cutting Between Ambathurai & Kodaikonal Road Stations In Sse/P.Way/Bg/Mdu Section.