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A method or construction process used in the building and construction of tunnels
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7 Tunnelling Method topics matching:
Filter this Collection| x name | x image | x Tunnels | x Bores | x article |
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| x New Austrian Tunnelling method |
The New Austrian Tunneling method (NATM) was developed between 1957 and 1965 in Austria. It was given its name in Salzburg in 1962 to distinguish it from old Austrian tunnelling approach. The main contributors to the development of NATM were...
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| x Cut And Cover | George Massey Tunnel | |||
| x Tunnel boring machine |
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Channel Tunnel |
A tunnel boring machine (TBM) is a machine used to excavate tunnels with a circular cross section through a variety of soil and rock strata. They can bore through hard rock, sand, and almost anything in between. Tunnel diameters can range from a...
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| Tunnel Groene Hart | ||||
| x Pipe Jacking | ||||
| x Slurry wall |
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A slurry wall is technique used to build reinforced-concrete walls in areas of soft earth close to open water or with a high ground water table. This technique is typically used to build diaphragm (water-blocking) walls surrounding tunnels and open...
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| x Drilling and blasting |
Before the advent of tunnel boring machines, drilling and blasting was the only economical way of excavating long tunnels through hard rock, where digging is not possible. Even today, the method is still used in the construction of particularly long...
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| x Archimedes bridge |
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A Submerged Floating Tunnel, or SFT (also suspended tunnel or Archimedes bridge) is a tunnel that floats in water, supported by its buoyancy (specifically, by employing the hydrostatic thrust, or Archimedes' Principle).
The tube is placed underwater...
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