Execution Of Zonal Work For Track And Level Crossing Maintenance Etc. Between Jsg - Sardega From Ch 0 - Ch 50 Under Ssep.Way/Jsg For Period Ending Upto 30.09.2027 For Two Years I.E. From 01.10.2025 To 30.09.2027 Under The Jurisdiction Of Sr Den/West/Ckp.