Lumding-Silchar Gauge Conversion (Tunnel 5-6)


Mahur, N.C. Hills, State Assam


Northeast Frontier Railway

Date of Completion

May 2012

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

Mizoram BG Railway Line Bridge

Sevoke Railway Tunnel Project

Arun-3 Hydroelectric Project (900 MW)

Western Railway (Indore) – Tunnel No.1

Satna-Panna New BG Line Project

Likhu-4 Hydroelectric Project

Lower Solu Hydroelectric Project (82 MW)

Lower Solu Hydroelectric Project (82 MW)

Telengiri Irrigation Project (Spillway)

Telengiri Irrigation Project (Periphery Road)

Telengiri Irrigation Project (Earth Dam)

Telengiri Irrigation Project (Canal)

RET Irrigation Project (Spillway)

Dikchu Hydroelectric Project (Dam)

North East Frontier Railway (Tunnel 12)

North East Frontier Railway (Tunnel 21-22)

North East Frontier Railway (Tunnel 23)

Rengali Left Branch Canal

Dikchu Hydroelectric Project (Tunnels)

Kalpong Hydroelectric Project

Lower Suktel Irrigation Project (Spillway)

Larji Hydroelectric Project

Lumding-Silchar Gauge Conversion Project (Tunnels 5-6)

Lumding-Silchar Gauge Conversion Project (Tunnel 7)

Lower Suktel Irrigation Project (Earth Dam)

Cheligada Irrigation Project (High Level Bridge)