Tunnel Engineering

Tunnels and their stability mechanisms

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Tunnels and their stability mechanisms Introduction Tunnels can be defined as underground construction for the connection between two destinations to build up an effective means of transportation. Tunnels are made for various purposes such as Railway transportation, for highways, for water supply and for communication cables etc. Tunnel construction has several benefits e.g. less disturbances … Read more

What is Tunnel Boring Machine (TBM), Advantages and Features

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TMB is used as an alternative to drilling and blasting (DB) methods. TBMs are used to excavate tunnels with a circular cross section through a variety of subterranean matter; hard rock, sand or almost anything in between. As the TBM moves forward, the round cutter heads cut into the tunnel face and splits off large … Read more