INDIAN RAILWAYS CONSTRUCTING WORLD’S FIRST ELECTRIFIED DOUBLE-STACK CONTAINER TUNNEL
                     INDIAN RAILWAYS CONSTRUCTING WORLD’S FIRST ELECTRIFIED DOUBLE-
STACK CONTAINER TUNNEL
INTRODUCTION
• The Indian Railways is constructing the 
World's first electrified double-stack container 
tunnel near Sohna, Haryana. 
• With this development, a double-stack 
container goods train will be able to run at a 
speed of more than 100 km from within the 
tunnel.
Source: Railwaygazette.com
PROJECT INFORMATION
• As per the officials, the world’s first electrified 
rail tunnel fit to run double-stack containers 
will be operational in the WDFC (Western 
Dedicated Freight Corridor).
• On July 24, 2020, two parts of this tunnel 
were added after a blast at the zero points of 
the tunnel.
Source: The Hindu
ABOUT THE TUNNEL
• The tunnel is 1 km long and is situated at the 
Western Dedicated Freight Corridor near 
Sohna, Haryana. 
• The tunnel connects two districts of Haryana 
Mewat and Gurgaon. 
• It has a steep gradient on the uphill and 
downhill slope of the Aravalli range. 
Source: The Financial express
STABILITY OF THE TUNNEL
• To build the tunnel, the blast was needed 
through 2,500 to 500 million years old 
proterozoic rocks. 
• The tunnel is safe and stable as these are 
mainly quartize, schists and slates of 
Alwar/Azabgarh groups of Delhi subgroup 
rocks, having high bearing capacity. 
Source: Curly Tails
THE SHAPE OF THE TUNNEL
• The tunnel is D-shaped and is the biggest 
tunnel in India.
•  It has a cross-section of 150 sq. metres to 
allow double-stack container movement on 
WDFC. 
Source: Himtime
DIMENSIONS OF THE TUNNEL
• The dimensions of the tunnel are-- 14.5 m 
and 10.5 m in height in straight portion; 15 m 
and 12.5 m wide. 
• It has 12.5 m height to provide extra 
clearance while negotiating the curve. 
Source: HimBuds.com
TUNNELS IN WDFC
• On one end of the tunnel is near Rewari and is 
known as 'Portal-1' or 'West Portal'.
• While on the other end of the tunnel is Dadri 
and is known as 'Portal-2' or 'East Portal'. 
Source: ENR
WHAT IS WDFC?
• Western Dedicated Freight Corridor (WDFC) is 
a broad gauge corridor, currently under 
construction.
• The tunnel will connect the National and 
Business Capitals of India-- New Delhi and 
Mumbai. 
Source: Railwaygazette.com
SPEED OF THE TRAIN
• Once operational, a double-stack container 
goods train will be able to run at a speed of 
more than 100 kmph in this tunnel. 
Source: The Indian express
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