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Publications by [Babendererde S.]
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GEOLOGICAL RISK IN THE USE OF TBMS IN HETEROGENEOUS ROCK MASSES - THE CASE OF "METRO DO PORTO" AND TH MEASURES ADOPTED (2004)
The highly variable nature of deeply weathered Oporto granite posed significant challenges in the driving of the 2.3km long Cline and the 4km long S line of the Oporto Metro project. Two 8.7m diameter Herrenknecht EPB TBMs were used to excavate these tunnels ...