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Lumding-Silchar Gauge Conversion (Tunnel 5-6)

  • Location : Mahur, N.C. Hills, State Assam
  • Date of Completion : May 2012
  • Client : Northeast Frontier Railway
  • Value of Work : 24.90 Crores
  • Scope of Work : Construction of Tunnel No.5 & 6 including earthwork in formation to make profile as per BG standard and other miscellaneous works at the approaches in connection with Lumding Silchair Gauge Conversion Project.

Salient Features

  • Length of Tunnel : 230.00 meters
  • Underground Excavation : 12000 Cum
  • Open Excavation : 800000 Cum
  • Underground Concrete : 7000 Cum
  • Permanent Steel supports : 725.00 MT