Bakgrunn og aktiviteter
Ansatt ved NTNU / NTH siden 1985, professor i ingeniørgeologi fra 1992. Visiting professor ved Colorado School of Mines 1991-92 og 1998-99. Pågående prosjekter og anvendt forskning i hovedsak knyttet til:
- Undersøkelser, stabilitet og sikring av tunneler, spesielt undersjøiske
- Stabilitet av fjellskjæringer og -skråninger
- Ingeniørgeologiske aspekter av TBM-driving
- Ingeniørgeologiske aspekter ifm vannkraftprosjekter
Undervisning:
TGB4185 Ingeniørgeologi GK (del av kurs)
TGB4190 Ingeniørgeologi-berg VK (koordinator)
TGB5110 Engineering geology and tunnelling (del av kurs)
TGB5100 Rock engineering (koordinator)
TGB4575 Ingeniørgeologi fordypningsemne (del av kurs)
TGB4500 Ingeniørgeologi fordypningsprosjekt (koordinator)
GB8303 Stability of rock slopes (PhD-course)
GB6001 Ingeniørgeologi for bygge- og anleggsledere (EVU-kurs)
Veiledning PhD-prosjekter:
pågående:
2014- Are Håvard Høien: Applicability of reinforced ribs od sprayed concrete in poor quality, swelling rock mass
2011- Karl Gunnar Holter: Waterproof tunnel lining with sprayed concrete and bonded membrane in hard rock and cold climate
2011- Øyvind Dammyr: The use of TBM in future Norwegian infrastructure projects
avsluttet siste ~5 år:
2014 Martina Böhme: Spatial and temporal variability of rock slope instability in western Norway
2012 Dawei Mao: Analysis of rock support performance for tunnelling in weakness zones containing swelling clay
2010 Guro Grøneng: Stability analyses of the Åknes rock slope, Western Norway
Deltakelse i komiteer og utvalg
- Rock Mechanics and Rock Engineering (RMRE, Springer): Medlem av Editorial Board og regelmessig reviewer
- Tunnelling and Underground Space Technology (TUST, Pergamon): Medlem av Editorial Board
- ITA - International Tunnelling Association: norsk representant i WG9 Seismic effects
- ITA World Tunnel Congress 2017: leder av Scientific Committee
- NFR/BIA-prosjekt DePOPS: medlem av styringsgruppe
Deltakelse i ekspertpaneler / referansegrupper:
- Rogfast undersjøiske tunnel (evaluering av undersøkelser og prosjektering, SVV)
- Holmestrand jernbanestasjon i berg (evaluering under bygging, JBV)
- Tellnes dagbrudd (evaluering av stabilitetsforhold, Titania)
- LKAB Sverige, evaluering av deformasjoner og stabilitet ved gruvedrift
utvalgte avsluttede:
- Karmsundtunnelen (undersjøisk, evaluering under bygging)
- Atlanterhavstunnelen (undersjøisk, evaluering etter ras under sjøen)
- Høghastighets jernbane i Norge (utredning ang. gjennomførbarhet)
- Large, underground hydropower projects in China (Xiangjiaba, Baihetan, Nuozhadu - kvalitetskontroll under bygging)
- Løsberga (vegskjæring, evaluering etter ras)
- Hanekleivtunnelen (evaluering etter ras)
Vitenskapelig, faglig og kunstnerisk arbeid
Et utvalg av nyere tidsskriftspublikasjoner, kunstneriske produksjoner, bok, inklusiv bokdeler og rapport-del. Se alle publikasjoner i databasen
Tidsskriftspublikasjoner
- (2014) Possible Concepts for Waterproofing of Norwegian TBM Railway Tunnels. Rock Mechanics and Rock Engineering. vol. 47 (3).
- (2014) Significance of geological parameters for predicting water inflow in hard rock tunnels. Rock Mechanics and Rock Engineering. vol. 47 (3).
- (2014) Rock mass Grouting in the Løren tunnel: Case study with the main focus on the groutability and feasibility of drill parameter interpretation. Rock Mechanics and Rock Engineering. vol. 47 (3).
- (2014) Challenges of rock slope stability analysis according to Eurocode 7, with particular emphasis on limit equilibrium analysis. NGU-rapport.
- (2014) Characteristics of Water Ingress in Norwegian Subsea Tunnels. Rock Mechanics and Rock Engineering. vol. 47 (3).
- (2014) Back-analysis of the 1756 Tjellefonna rockslide (western Norway). NGU-rapport.
- (2013) Analyzing complex rock slope deformation at Stampa, western Norway, by integrating geomorphology, kinematics and numerical modeling. Engineering Geology. vol. 154.
- (2012) Classifications of properties influencing the drillability of rocks, based on the NTNU/SINTEF test method. Tunnelling and Underground Space Technology. vol. 28 (March).
- (2012) Numerical analysis of rock fall at Hanekleiv road tunnel. Bulletin of Engineering Geology and the Environment. vol. 71 (4).
- (2011) Meterological effects on seasonal displacements of the Åknes rockslide, western Norway. Landslides : Journal of the International Consortium on Landslides. vol. 8 (1).
- (2011) Analysis of loading effects on reinforced shotcrete ribs caused by weakness zone containing swelling clay. Tunnelling and Underground Space Technology. vol. 26 (3).
- (2011) Cases of instability caused by weakness zones in Norwegian tunnels. Bulletin of Engineering Geology and the Environment. vol. 70 (1).
- (2010) Trademarking the NTNU/SINTEF drillability test indices. Tunnels and Tunnelling. vol. June.
- (2010) Predicting excavation methods and rock support: a case study from the Himalayan region of India. Bulletin of Engineering Geology and the Environment. vol. 69 (2).
- (2010) Modelling of time-dependent behavior of the basal sliding surface of the Aknes rockslide area in western Norway. Engineering Geology. vol. 114 (3-4).
- (2010) Uncertainty Analysis for Assessing Leakage Through Water Tunnels: A Case from Nepal Himalaya. Rock Mechanics and Rock Engineering. vol. 43 (5).
- (2009) Shear strength estimation for Aknes sliding area in western Norway. International Journal of Rock Mechanics And Mining Sciences. vol. 46 (3).
- (2009) Numerical Analysis of the 650,000 m2 Åknes Rock Slope based on Measured Displacements and Geotechnical Data. Rock Mechanics and Rock Engineering. vol. 42 (5).
- (2009) Dynamic distinct-element analysis of the 800 m high Aknes rock slope. International Journal of Rock Mechanics And Mining Sciences. vol. 46 (4).
- (2009) Geovisualization, geometric modelling and volume estimation of the A...knes rockslide, Western Norway. Bulletin of Engineering Geology and the Environment. vol. 68 (2).