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First in the World: India builds electrified rail tunnel capable to run double-stack containers 

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World’s first electrified rail tunnel fit to run double-stack containers to be operationalIndia builds one kilometer (km) long World’s first electrified rail tunnel that fits double stack containers. It cuts through Aravali mountain on the Western Dedicated Freight Corridor (WDFC) near Sohna, Haryana.

The project is implemented by the DFCCIL (Dedicated Freight Corridor Corporation of India Limited). 

The tunnel Breaking was completed on 24, July 2020. The project is expected to complete by the next 12 months. 

About the tunnel

i.About 2500 to 500-million-year-old proterozoic rocks were broken to build the tunnel.  

ii.The tunnel is capable of running 25 tonne axle load electric goods train with double stack containers that runs at a speed of 100 km per hour (kmph). 

iii. The tunnel connects Mewat and Gurgaon districts, Haryana.

iv.One end of the tunnel is at Rewari, Haryana and the other end is at Dadri, Uttar Pradesh (UP). 


  • It is 14.5 meters and 10.5 meters in height (straight portion) and 15 meter wide and 12.5 meter height. 
  • The D-shape tunnel has a cross section area of 150 square meters, accommodates double line OHE (Overhead Equipment) 
  • It is also considered to be the biggest railway tunnel in India. 

Key Points

i.The WDFC and the Eastern DFC are the two most important projects carried by the Indian Railways in the transportation of freight transportation. 

ii.The functions of the two DFC are expected to start by 2021.  

Recent Related News

i.Indian Railways installs Automated Ticket Checking and Managing Access Machine, 1st of its Kind at Nagpur station.

About the ministry of Indian Railways:
Union Railway Minister – Piyush Goyal
Chairman Railway board – V.K Yadav 
Minister of State – Suresh Channabasappa Angadi