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Keywords: excavation front
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Proceedings Papers
Carlos Jose Oliveira Baiao, Jose Antonio Mateus De Brito, Sergio Paulo Parada Rosa, Jorge Almeida E Sousa
Paper presented at the ISRM International Symposium - EUROCK 2002, November 25–27, 2002
Paper Number: ISRM-EUROCK-2002-073
... built based on the observational method, which permitted to save both in costs as in construction time and, simultaneously, ensure safety at work. Therefore, a complementary survey programme was established, consisting on boreholes and on cartography of the excavation fronts. Furthermore, an observation...
