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Selected downloads:
Click here to donwload the PDF with all front pages 1971-2020 (25mb).
Click here to donwload the PDF with all front pages from 2021 (500kb).
The links below are organized in chronological order and in standard reference style. Click on titles to download the .zip file.
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2014.
Barton, N. Lessons learned using empirical methods applied in mining. Keynote, Lima, Peru. 24p. |
| 2014. Barton, N. Optimum advance for long distance TBM drives. Tunnel Talk. |
| 2014. Barton, N. Non-linear shear strength of rock, rock joints, rockfill and interfaces. Marsal Lecture, SMIG, Mexico. 28p |
| 2014. Barton, N. and E. Quadros, Gas-shale fracturing and fracture mobilization in shear - quo vadis. Goiana, Brazil, SBMR, 12p |
| 2014. Barton, N. and Grimstad, E. Q-system application in NMT and NATM, cons. of over-break. 7th Sfr symposium, Sandefjord, 17p |
| 2014. Barton, N. and E. Grimstad, Q-system - An illustrated guide after 40 years in Tunnelling. |
| 2014. Barton, N. and Grimstad, E., Forty years with the Q-system in Norway and abroad. Fjellsprengningsteknikk, NFF, Oslo, 25p |
| 2014. Barton, N. Non-linear behaviour for fractured carbonates and frac-stimulated shales. First Break, v. 32, 51-66, Sept. EAGE |
| 2014. Barton, N. The shear strength of rock, rock joints and rock masses etc. Vigo, Keynote, 14p |
| 2014. Barton, N. & Grimstad, E. Q-system, illustrated guide. Translation to Vietnamese Toản |
| 2014. Barton, N. Non-linear rock mechanics. Keynote lecture, EAGE Geomechanics workshop, Dubai |
| 2015. Barton, N. and E. Quadros. Anisotropy is everywhere, to see, to measure and to model. Rock Mech Rock Eng. |
| 2015. Barton, N. Forty Years with the Q-system – Lessons and Developments. IoM3, Hong Kong keynote |
| 2015. Barton, N. and N. Bar. Q-slope method and its intended use within civil and mining engineering. Eurock2015, Salzburg |
| 2015. Barton, N. TBM performance, prognosis and risk caused by faulting. Invited plenary, Buenos Aires |
| 2015. Barton, N. Where is the non-linear rock mechanics in the linear geomechanics of gas shales? China Shale Gas, Wuhan |
| 2016. Bar, Barton, Ryan, Q slope in saprolites. Eurock 2016, Cappadocia, Turkey |
| 2016. Barton and Bilgin, TBM fast and slow. Cappadocia, Eurock |
| 2016. Barton, N. Cavern and Tunnel Collapsesetc. CARTAGENA keynote, 2016 |
| 2016. Barton, N. Non-linear shear strength descriptions etc ARMA, Houston |
| 2016.Barton, N. Interview with Dr. Nick Barton. J. of Min. Eng. Dep. Karadeniz Tech. Univ, Trabzon, Turkey |
| 2017. Barton, N. and B. Shen, 2017. Risk of shear failure, extensional failure etc. JRMGE 9, Springer. |
| 2017. Barton, N. Tunnelling through intact, jointed, or faulted rock. Opening Session, WTC, Bergen. |
| 2017. Barton and Shen. Ny vitenskap om bruddmekanismer via bergmekanikk |
| 2017. Barton, N. and B. Shen. Extension failure, tunnels, cliffs, mountain walls. ARMA, San Francisco. |
| 2017. Barton, N. and S. Bandis. Characterization, modelling, shear strength - Vol. 1, Feng, ISRM. |
| 2017. Barton, N. Lessons learned from large failures. Keynote lecture, extended abstr. ISRM, Capetown |
| 2017. Barton. Barton-Bandis criterion summarized with figures |
| 2017. Prassetyo, Gutierrez, Barton. Nonlinear shear behaviour, linearized BB model. RMGE |
| 2018. Barton, RMR and RQD - an appreciation- Bieniawski, Deere. Question-Answer to RG, 22.1.2018 |
| 2018. Bar, N. and Barton, N. Rock Slope Design using Q-slope and Geophysical Survey Data |
| 2018. Barton, N. TBM tunnelling under difficult conditions - too massive, too faulted, too wet, too deep. TUNISIA ISRM keynote |
| 2018. Barton, N. and B. Shen. Extension strain and rock strength limits. RMRE, Springer |
| 2018. Shen, B. and Barton, N. Rock fracturing mechanisms - underground openings. Geomech & Engineering, Techno-Press |
| 2018. Barton, Shen, Bar. Limited heights of cliffs, mountain walls - Q-slope if jointed. Cobramseg, Salvador |
| 2018 Bar, N. and Barton. Q-slope empirical approach in Australia. Australian Geomechanics |
| 2018. Shen, Shi, Barton. An approximate non-linear modified Mohr-Coulomb strength criterion. J. Rock Mech & Geotech. Eng |
| 2018. Barton, N. Thermal over-closure. Coufrac conference, Invited lecture, Wuhan |
| 2018. Barton-Bandis criterion.Encycopedia of Eng. Geol. Bobrowsky, Marker (Eds). Springer |
| 2019. Bar and Barton. Q-slope with faulting. ISRM Cong. Foz do Iguacu |
| 2019. Barton, N. and E. Quadros, Understanding need for pre-injection, permeability connection. JRMGE |
| 2019. Barton, N. and Warren, C. UK Channel Tunnel using Q. Ch. 18 of Weak Rocks, Kanji |
| 2019. Barton, N. Research Gate series of questions on rock failure, GSI. 25.6.2019 NB&A |
| 2019. Barton, N. Underground nuclear power plants - rock engineering precedent. 19p. NB&A report |
| 2019. Barton, N. Tunnels, cliffs, mountains, shear strength. Keynote, 17p. ISRM Symp. Omis-Split, Croatia |
| 2019. Shen, Shi, Barton. Graphic examples - nonlinear strength criterion for intact rock. RMRE, Springer |
| 2019. Singh, M. and Barton. N. Highest mountains suggest curvature. ISRM Cong. Foz do Iguacu |
| 2020. Bar and Barton - Q-slope for Arctic ice. Eurock, Trondheim |
| 2020. Barton, N. A review of over-closure, thermal over-closure. TUST May, 202021-s2.0-S0886779819309113-main |
| 2020. Barton, N. and E. Quadros, 2020. Some lessons from single-shell Q-supported headrace tunnels. Eurock, Trondheim |
| 2020. Barton, N. Feedback to TunnelTalk. Hydropower tunnel failures, Brox |
| 2020. Barton, N. Feedback to TunnelTalk. Leakage mitigation in tunnelling, with emphasis on karst |
| 2020. Barton, N. Single shell lining design and advantages. TunnelTalk, Feb. 2020, Ed. S. Wallace. |
| 2020. Barton, N.Rock mechanics and nuclear waste disposal. Tunnel Talk, July 2020, 5p |
| 2020. Barton, N.Some rock mechanics tasks in nuclear waste disposal. NBA |
| 2020. Barton, N.Unconventional exploration of failure modes in rock and rock masses. Eurock, Trondheim |
| 2021.Barton, N. and E. Quadros-Technical details of NMT. 5th CBT, Sao Paulo, Dec. 14p. |
| 2021.Barton, N. Conclusions on UNPP. ISRM commission, Sakurai. |
| 2021.Barton, N. Details related to the ten JRCprofiles. Research Gate, 29p. |
| 2021.Barton, N. Engineering and rock mechanics for underground (UNPP-ISRM) rock caverns. Ch. 16. 27p. |
| 2021.Barton, N. New ideas about failure modes. Bergmekanikkdag, Oslo. 33.1-33.20. |
| 2022. Addendum Tunnels and Tunnelling, May, 2022 |
| 2022. Barton, N. and M. Abrieu. Tunnels and stations that should be deeper. TTI, April 2022 |
| 2022. Barton, N. Barton responds to T&T Moscow metro article. 27.1.2022 |
| 2022. Barton, N. Continuum or discontinuum LARMS 2022, Asuncion. corrected |
| 2022. Barton, N. Tunnels, caverns and slopes in discontinua. Kolkata keynote |
| 2022. Macias and Barton. NTNU and Qtbm, mixed face emphasis. Bergmekanikkdag |
| 2023. Barton, N. Numerical modelling trends. Civ. Eng |
| 2023. Barton, N.GSI OR JRC – CONTINUUM OR DISCONTINUUM poster 1p |
| 2023. Barton, N.Numerical modelling trends. CTCSE civil engineering journal. |
| 2023. Barton, N. and S. Roald, Pre-grouting of transport tunnels. Bergmekanikkdag, Oslo. 34.1-34.17 |
| 2023. Barton, N. POSSIBLE CONSEQUENCES OF CLASSIFICATION METHODS COUNTRY BY COUNTRY |
| 2023. Barton, N.GSI or JRC continuum or discontinuum. ISRM Salzburg. 6p |
| 2023. Barton, Wang and Yong, Advances in JRC.and its engineering applications. JRMGE |
| 2023. PP Barton, N.- Empirical method for tunnelling (Q-system)_European_ISRM debate |
| 2024. Bar, N. and N. Barton-Q-Slope Rock Slope Engineering 10 Years on |
| 2024. Barton et al. Q-based developments 50 years. 24.1 -24.34 Fjellsprengningsdag, Oslo. |
| 2024. Barton Grimstad Abrahao Bar-Celebrating 50 years Keynote, ISRM New Dehli |
| 2024. Barton, N.-Eda Quadros by N Barton. ARMS13, ISRM New Dehli. |
| 2024. Barton, N.-Grimstad, E. & K. Panthi-Viewpoint concerning critique of NMT. H & D, 2024. |
| 2024. Barton, N.-JRC JCS and phi r - 50 years. Skopje 75 years anniversary |
| 2025. Barton, N.-Reflections on continuum modelling etc Research Gate. 5.1.2025 |
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SELECTED LECTURES (click to see)
| 2004. N. Barton. Risk and risk reduction in TBM tunnelling in rock. Keynote. ARMS, Kyoto, Japan. |
| 2005. N. Barton. Seismic Q, rock quality Q, rock joint compliance, anisotropy. EAGE, Madrid, Spain. |
| 2006. N. Barton. Fracture-induced seismic anisotropy, shearing, fractured reservoirs.12th IWSA, Beijing. |
| 2007. N. Barton. Thermal over-closure of joints and rock masses. ISRM Cong. Lisboa, Portugal. |
| N. Barton, 2007. Two sets, four apertures, four compliances, shearing, fractured reservoirs. Perugia. |
| 2009. N. Barton. Differential weathering, adverse discontinuities, metro accident. Keynote. Rock Joints, Tucson. |
| 2009. N. Barton. Geophysics interpretation contrary to basic principles. Winter Conf., Bergen. |
| 2010. N. Barton. Low Stress and High Stress phenomena in Basalt May. Keynote, Volcanic Rocks, Tenerife. |
| 2010. N. Barton. TBM tunnel collapses in mountain areas. Invited. Chinese Academy of Science, Beijing. |
| 2010. N.Barton. Shear wave anisotropy, fast axis questions. AAPG, Rome |
| 2011. N. Barton. Empiricism, theory, problem solving. 6th Muller Lecture, ISRM Cong. Beijing. |
| 2011. N. Barton1. Pre-grouting, water control, property improvement. 10th Nonvellier, Zagreb. |
| 2012. N. Barton. Reduce risk. TBM, D+B, in same tunnel, hybrid. Chinese Acad. of Eng. Wuhan. |
| 2013. N. Barton and E. Quadros. Anisotropy everywhere, to see, to measure. Keynote. Potsdam. |
| 2013. N. Barton. Rock engineering challenges, hydropower, solutions. Keynote. Waknaghat. |
| 2014. N. Barton. Lessons learned, Q, tunnel and cavern design, performance. Athens. |
| 2014. N. Barton. Shear strength of rock, rock joints, rock masses. Keynote. Vigo. |
| 2015. N. Barton and N. Bar. Q-slope method for civil and mining engineering. Eurock, Salzburg, Austria. |
| 2015. N. Barton. Forty years with the Q-system - lessons and developments. Keynote, Hong Kong, IoM3. |
| 2015. N. Barton. Lessons, empirical methods, mining. Keynote, Empirical Methods in Mining. Lima. |
| 2015. N.Barton. Non-linear rock mechanics, linear geomechanics, gas shales. Keynote. Wuhan. |
| 2016. N. Barton. Non-linear shear strength for geomechanics. ARMA, 50th US Rock Mechanics, Houston. |
| 2016. N. Barton. Stress, strain, strength, structure, Q and beyond. Keynote. Eurock, Cappadocia. |
| 2017. N. Barton and B. Shen. Tunnels, cliffs, mountains. ARMA. San Fransisco. |
| 2017. N. Barton. Rock as the construction material for tunnels. WTC, Bergen. |
| 2017. Barton, N. TBM in difficult conditions. Keynote lecture, TBM DIGs, Wuhan. |
| 2017. N. Barton. Lessons, large failures, adverse design, geology or support. Keynote, Capetown. |
| 2017. N. Barton. Minimising use of concrete, comparing NMT and NATM. |
| 2018. N. Barton. The Next Half Century of RQD. Sao Paulo, 2018. |
| 2018. N. Barton. TOC Thermal Over-Closure behaviour. CouFrac, Wuhan. Invited Lecture. |
| 2018. N. Barton. St. Petersburg keynote on Career choice. May. |
| 2019. N. Barton. Failure modes, tunnels, cliffs, mountains. Keynote, Cochabamba, Bolivia, July. |
| 2020. Barton, N. Failure modes, tunnels, cliffs, mountains, and Q-slope. U. of Leeds. 7.2.2020. |
| 2020. Barton, N. Many faces of Q. BGA 5.2.2020. |
| 2021.Barton and Quadros, Details of NMT. 5th CBT Sao Paulo. |
| 2021.Barton, N. Continuum or discontinuum GSI or JRC. Malaysia keynote. |
| 2021.Barton, N. New ideas about failure modes. Bergmekanikkdag, Oslo. |
| 2021.Barton, N. Suklje lecture, Slovakian Geotech. Soc. |
| 2022. Cliffs, coastal erosion, mountains. GeoEarth 3rd Symp. Barcelona |
| 2022. Continuum or discontinuum KOLKATA 9th Asian Mining Congress, keynote |
| 2022. Soft Rocks Symp. ISRM. Ohrid, Macedonia |
| 2024. Barton et al. Q-based developments last 50 years. Fjell. Oslo. |
| 2024. Barton, N. JRC, JCS, Phi r last 50 years. Skopje 75 years. |
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