Browsing Institutt for bygg- og miljøteknikk by Author "Macias, Francisco Javier"
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Hard Rock Tunnel Boring: Performance Predictions and Cutter Life Assessments
Macias, Francisco Javier (Doctoral theses at NTNU;2016:350, Doctoral thesis, 2016)The use of hard rock tunnel boring machines (TBMs) has become widely and generally used with success but in too many cases, due to unanticipated situations and/or inappropriate assessments, with catastrophic consequences. ... -
TBM Tunneling in Hard Rock Conditions - Verification of the NTNU and the Qtbm estimation models and assessment of TBM performance at the Upper Kontum Hydroelectric Powerplant
Johansen, Egil Zahl (Master thesis, 2018)The use of Tunnel Boring Machines when excavating tunnels allows for a highly industrialized form of production, while at the same time introducing new kinds of risks and challenges in regards of performance estimation and ...