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How is the tunnel prepared for underground trains?

Travel by underground train has become very common worldwide. For this purpose long train lines are established and beautiful stations are also constructed. But do you know how to dig the ground for this tonnage transport system and how to prepare a tunnel for underground trains?

A machine called Earth Pressure Balance Sheet is used to dig underground tunnels. At the front of it, a powerful machine is installed that rotates. The entire machine is 40 feet in diameter and 312 feet in length. The machine can dig up to 1,000 feet every week underground.

How Subway Tunnels Are Made

This is how a machine digs subway tunnels.

Gepostet von Tech Insider am Mittwoch, 31. Juli 2019

How Subway Tunnels Are Made

This is how a machine digs subway tunnels.

Gepostet von Tech Insider am Mittwoch, 31. Juli 2019

#Train #Machine #Earth #Pressure #Balance

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