11. Glossary
Shield
All the components inside the cylindrical steel casing used to excavate the tunnel.
Back-up or trailing train trailers
Set of trailers behind the shield to extend the servitudes and supply the shield with consumables.
TBM (Tunnel Boring Machine)
Shield and undercarriage assembly.
Marin or pickling
All excavated material plus excavation consumables such as surfactants, polymers, natural fines or bentonite.
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Glossary
Bibliography
- (1) - ANAGNOSTOU (K.) - Face stability in slurry and EPB shield tunnelling - (1996).
- (2) - THEWES (M.), HOLLMANN (F.) - Clogging and disintegration of fines in clayey soils - (2014).
Also in our database
Standards and norms
- Tunnelling machines – Transfer airlock – Safety regulations - NF EN 12110 - –
- Tunnel boring machines – Safety regulations - NF EN 16191 - –
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Organizations – Federations – Associations (non-exhaustive list)
Association française des travaux et de l'espace souterrain (French underground works and space association)
International Tunnel and Underground Space Association
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