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  • Jonathan Knappett

Effect of soil deformability on the failure mechanism of shallow plate or screw anchors in sand

Cerfontaine, B., Knappett, J., Brown, M. & Bradsaw, A. S., May 2019, In : Computers and Geotechnics. 109, p. 34-45 12 p.

Research output: Contribution to journalArticle

Open Access
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4 Citations (Scopus)
70 Downloads (Pure)

Effects of Axial Load and Slope Arrangement on Pile Group Response in Laterally Spreading Soils

Knappett, J. A. & Madabhushi, S. P. G., Jul 2012, In : Journal of Geotechnical and Geoenvironmental Engineering. 138, 7, p. 799-809 11 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Effects of vertical loading on lateral screw pile performance

Al-Baghdadi, T., Brown, M. J., Knappett, J. A. & Al-Defae, A. H., Jun 2017, In : Proceedings of the Institution of Civil Engineers: Geotechnical Engineering. 170, 3, p. 259-272 14 p.

Research output: Contribution to journalArticle

Open Access
File
9 Citations (Scopus)
315 Downloads (Pure)

Evaluation of monotonic ultimate pull-out capacity of plate anchors in sand

Aldaikh, H., Knappett, J., Brown, M. & Patra, S., 2014, Information Technology in Geo-Engineering: Proceedings of the 2nd International Conference (ICITG) Durham, UK. Toll, D. G., Zhu, H., Osman, A., Coombs, W., Li, X. & Rouainia, M. (eds.). IOS Press, p. 291-297 7 p. (Advances in soil mechanics and geotechnical engineering ; vol. 3).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Evaluation of rocking and coupling rotational linear stiffness coefficients of adjacent foundations

Aldaikh, H., Alexander, N. A., Ibraim, E. & Knappett, J. A., 1 Jan 2018, In : International Journal of Geomechanics. 18, 1, p. 04017131-1-04017131-12 12 p., 04017131.

Research output: Contribution to journalArticle

Open Access
File
6 Citations (Scopus)
217 Downloads (Pure)

Experimental investigation of the nonlinear soil-foundation-RC pier interaction in seismic loading

Loli, M., Anastasopoulos, I., Knappett, J. A., Brown, M. & Gazetas, G., 2014, Proceedings of the 7th Hellenic Conference on Geotechnical Engineering.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Finite element modelling of the uplift behaviour of screw piles in sand

Cerfontaine, B., Brown, M., Knappett, J. & Davidson, C., 27 May 2019, Proceedings of the 1st International Symposium on Screw Piles for Energy Applications. p. 69-75

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
170 Downloads (Pure)

Implications of changes of building use on seismic performance of adjacent structures

Qi, S. & Knappett, J., 2017, Proceedings of the 3rd International Conference on Performance-based Design in Earthquake Geotechnical Engineering (PBD III). 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Implications of volume loss on the seismic response of tunnels in coarse-grained soils

Kampas, G., Knappett, J., Brown, M., Anastasopoulos, I., Nikitas, N. & Fuentes, R., 1 Jan 2020, In : Tunnelling and Underground Space Technology. 95, p. 1-14 14 p., 103127.

Research output: Contribution to journalArticle

Open Access
File
2 Citations (Scopus)
94 Downloads (Pure)

Influence of foundation type on seismic response of low-rise structures in liquefiable soil

Qi, S. & Knappett, J., Jan 2020, In : Soil Dynamics and Earthquake Engineering. 128, p. 1-13 13 p., 105786.

Research output: Contribution to journalArticle

Open Access
File
7 Downloads (Pure)

In situ measurement of root reinforcement using corkscrew extraction method

Meijer, G., Bengough, A., Knappett, J., Loades, K. & Nicoll, B. C., Oct 2018, In : Canadian Geotechnical Journal. 55, 10, p. 1372-1390 19 p.

Research output: Contribution to journalArticle

Open Access
File
11 Citations (Scopus)
243 Downloads (Pure)

In situ root identification through blade penetrometer testing – Part 1: interpretative models and laboratory testing

Meijer, G., Bengough, A., Knappett, J., Loades, K., Nicoll, B. C., Mukov, I. & Zhang, M., Apr 2018, In : Géotechnique. 68, 4, p. 303-319 17 p.

Research output: Contribution to journalArticle

Open Access
File
6 Citations (Scopus)
165 Downloads (Pure)

In situ root identification through blade penetrometer testing – Part 2: field testing

Meijer, G., Bengough, A., Knappett, J., Loades, K. & Nicoll, B. C., Apr 2018, In : Géotechnique. 68, 4, p. 320-331 12 p.

Research output: Contribution to journalArticle

Open Access
File
7 Citations (Scopus)
191 Downloads (Pure)

ISSPEA 2019: 1st International Symposium on Screw Piles for Energy Applications

Davidson, C. (ed.), Brown, M. (ed.), Knappett, J. (ed.), Brennan, A. (ed.), Augarde, C. (ed.), Coombs, W. (ed.), Wang, L. (ed.), Richards, D. (ed.), White, D. (ed.) & Blake, A. (ed.), 27 May 2019, Dundee: University of Dundee. 121 p.

Research output: Book/ReportBook

Open Access
File
490 Downloads (Pure)

Laboratory investigation into the effect of model root spacing on the blade penetrometer depth-resistance behaviour

Meijer, G., Bengough, A., Knappett, J., Loades, K. & Nicoll, B., Jul 2018, Physical Modelling in Geotechnics: Proceedings of the 9th International Conference on Physical Modelling in Geotechnics (ICPMG 2018), July 17-20, 2018, London, United Kingdom. McNamara, A., Divall, S. & Goodey, R. (eds.). Taylor & Francis, Vol. 1. p. 425-430 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Mathematical and computational modelling of vegetated soil incorporating hydraulically-driven finite strain deformation

Woodman, N. D., Smethurst, J. A., Roose, T., Powrie, W., Meijer, G., Knappett, J. & Dias, T., 11 Aug 2020, In : Computers and Geotechnics. 127, 12 p., 103754.

Research output: Contribution to journalArticle

Measuring the Strength of Root-Reinforced Soil on Steep Natural Slopes Using the Corkscrew Extraction Method

Meijer, G., Bengough, G., Knappett, J., Loades, K. & Nicoll, B., Dec 2019, In : Forests. 10, 12, p. 1-19 19 p., 1135.

Research output: Contribution to journalArticle

Open Access
File
1 Citation (Scopus)
54 Downloads (Pure)

Minimising the kinematic loading demand on bridge piers from laterally spreading crustal layers

Knappett, J., Slattery, J. & Wilson, S., 2011, 5ICEGE - Proceedings of the 5th International Conference on Earthquake Geotechnical Engineering. Santiago, Chile

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Modelling of laterally loaded screw piles with large helical plates in sand

Al-Baghdadi, T. A., Brown, M. J., Knappett, J. A. & Ishikura, R., 2015, Frontiers in Offshore Geotechnics III - Proceedings of the 3rd International Symposium on Frontiers in Offshore Geotechnics, ISFOG 2015. Meyer, V. (ed.). Boca Raton, Fla.: CRC Press/Balkema, Vol. 1. p. 503-508 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

11 Citations (Scopus)

Modelling Screwpile Installation Using the MPM

Wang, L., Coombs, W. M., Augarde, C. E., Brown, M., Knappett, J., Brennan, A., Richards, D. & Blake, A., 2017, In : Procedia Engineering. 175, p. 124-132 9 p.

Research output: Contribution to journalArticle

Open Access
File
6 Citations (Scopus)
172 Downloads (Pure)

Modelling the seismic performance of rooted slopes from individual root–soil interaction to global slope behaviour

Liang, T., Knappett, J. A. & Duckett, N., Dec 2015, In : Géotechnique. 65, 12, p. 995-1009 15 p.

Research output: Contribution to journalArticle

Open Access
File
25 Citations (Scopus)
438 Downloads (Pure)

Modelling the seismic performance of root-reinforced slopes using the Finite Element Method

Liang, T., Knappett, J., Leung, A. & Bengough, G., 1 May 2020, In : Géotechnique. 70, 5, p. 375-391 17 p.

Research output: Contribution to journalArticle

Open Access
File
3 Citations (Scopus)
78 Downloads (Pure)

Model Testing of Recovery Loads for Decommissioning Skirted Subsea Structures

Brennan, A., Brown, M., Knappett, J., McMillan, C., Aldaikh, H., Small, A. A. & Morrow, D., 12 Sep 2017, Offshore Site Investigation and Geotechnics: Smarter Solutions for Future Offshore Developments: Proceedings of the 8th International Conference, held 12–14 September 2017 at the Royal Geographical Society, London. Society for Underwater Technology, Vol. 1-2. p. 749-756

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Modification of ground and structural response due to seismic structure-soil-structure interaction

Knappett, J., Stropios, E., Kaponis, C. & Yakub, H., 2011, 5ICEGE - Proceedings of the 5th International Conference on Earthquake Geotechnical Engineering. Santiago, Chile

Research output: Chapter in Book/Report/Conference proceedingConference contribution

New in situ techniques for measuring the properties of root-reinforced soil: laboratory evaluation

Meijer, G. J., Bengough, A. G., Knappett, J. A., Loades, K. W. & Nicoll, B. C., Jan 2016, In : Geotechnique. 66, 1, p. 27-40 14 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Newmark sliding block model for pile-reinforced slopes under earthquake loading

Al-Defae, A. H. & Knappett, J. A., Aug 2015, In : Soil Dynamics and Earthquake Engineering. 75, p. 265-278 14 p.

Research output: Contribution to journalArticle

Open Access
File
15 Citations (Scopus)
364 Downloads (Pure)
Open Access
File
11 Citations (Scopus)
193 Downloads (Pure)
Open Access
File
183 Downloads (Pure)

Numerical techniques for the fast generation of samples using the particle refinement method

Sharif, Y. U., Ciantia, M. O., Brown, M. J., Knappett, J. A. & Ball, J., 26 Jul 2019, Proceedings of the 8th International Conference on Discrete Element Methods. 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

On implementation aspects of implicit MPM for 3D analysis

Wang, L., Cortis, M., Coombs, W. M., Augarde, C., Brown, M., Knappett, J., Brennan, A., Davidson, C., Richards, D. & Blake, A., 10 Jan 2019, 2nd International Conference on the Material Point Method (MPM2019). Anura3D, p. 97-102 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

On Lagrangian mechanics and the implicit material point method for large deformation elasto-plasticity

Coombs, W. M., Augarde, C., Brown, M., Brennan, A., Charlton, T., Knappett, J., Motlagh, Y. & Wang, L., 1 Jan 2020, In : Computer Methods in Applied Mechanics and Engineering. 358, p. 1-32 32 p., 112622.

Research output: Contribution to journalArticle

Open Access
File
4 Citations (Scopus)
91 Downloads (Pure)

On the role of vegetation in earthquake induced landslides

Liang, T., Knappett, J. A., Bengough, A. G. & Muir Wood, D., Jun 2016, p. 1-9. 9 p.

Research output: Contribution to conferencePaper

On the use of domain-based material point methods for problems involving large distortion

Wang, L., Coombs, W. M., Augarde, C. E., Cortis, M., Charlton, T. J., Brown, M., Knappett, J., Brennan, A., Davidson, C., Richards, D. & Blake, A., 1 Oct 2019, In : Computer Methods in Applied Mechanics and Engineering. 355, p. 1003-1025 23 p.

Research output: Contribution to journalArticle

Open Access
File
4 Citations (Scopus)
97 Downloads (Pure)

On the use of the material point method to model problems involving large rotational deformation

Wang, L., Coombs, W. M., Augarde, C. E., Brown, M., Knappett, J., Brennan, A., Davidson, C., Blake, A. & Richards, D., Jun 2018, 9th NUMGE Conference on Numerical Methods in Geotechnical Engineering. 1 ed. Taylor & Francis, p. 585-592

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
64 Downloads (Pure)

Optimisation of screw anchor lateral capacity in sand for offshore renewable energy applications

Cerfontaine, B., Brown, M., Knappett, J., Davidson, C. & Sharif, Y., Sep 2020, Proceedings of the 4th International Symposium on Frontiers in Offshore Geotechnics. Deep Foundations Institute, 3451

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
9 Downloads (Pure)

Optimising the compressive behaviour of screw piles in sand for marine renewable energy applications

Knappett, J. A., Brown, M. J., Brennan, A. J. & Hamilton, L., 2014, Proceedings-DFI/EFFC 11th International Conference on Piling and Deep Foundations. Deep Foundations Institute, Vol. IC-2014. 10 p. 1904

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Physical Modelling of Laterally Spreading Soil with and without Plant Root Analogues

Wang, K., Brennan, A., Robinson, S., Knappett, J. & Bengough, G., 29 Sep 2019, SECED 2019 Proceedings. United Kingdom: Society for Earthquake and Civil Engineering Dynamics, p. 1-9 9 p. 12.5

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
11 Downloads (Pure)
Open Access
File
122 Downloads (Pure)

Physical modelling of soil-structure interaction of tree root systems under lateral loads

Zhang, X., Knappett, J., Leung, A. & Liang, T., 24 Oct 2018, Physical Modelling in Geotechnics: Proceedings of the 9th International Conference on Physical Modelling in Geotechnics (ICPMG 2018), July 17-20, 2018, London, United Kingdom. McNamara, A., Divall, S. & Goodey, R. (eds.). Taylor & Francis, Vol. 1. p. 481-486 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
3 Citations (Scopus)
103 Downloads (Pure)

Physical modelling of structural and biological soil reinforcement

Knappett, J., 24 Oct 2018, Physical Modelling in Geotechnics: Proceedings of the 9th International Conference on Physical Modelling in Geotechnics (ICPMG 2018), July 17-20, 2018, London, United Kingdom. McNamara, A., Divall, S. & Goodey, R. (eds.). Taylor & Francis, Vol. 1. p. 87-100 14 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
97 Downloads (Pure)

Physical modelling to demonstrate the feasibility of screw piles for offshore jacket supported wind energy structures

Davidson, C., Brown, M., Cerfontaine, B., Knappett, J., Brennan, A., Al-Baghdadi, T., Augarde, C., Coombs, W. M., Wang, L., Blake, A., Richards, D. & Ball, J. D., 15 Sep 2020, (Accepted/In press) In : Geotechnique.

Research output: Contribution to journalArticle

Open Access
File
5 Downloads (Pure)

Realistic scaling of plant root systems for centrifuge modelling of root-reinforced slopes

Liang, T., Bengough, A. G., Knappett, J. A., Muir Wood, D., Loades, K. W. & Hallett, P. D., 11 Jul 2016, p. 12-13. 2 p.

Research output: Contribution to conferenceAbstract

Open Access
File
56 Downloads (Pure)

Retrofit of existing multi-block quay walls: centrifuge modelling

Anastasopoulos, I., Loli, M., Knappett, J. & Brennan, A., 2016, Proceedings of the 3rd European Conference on Physical Modelling in Geotechnics (EUROFUGE 2016), Nantes, France, 1-3 June 2016. Thorel, L., Bretschneider, A., Blanc, M. & Escoffier, S. (eds.). IFSTTAR, p. 331-336 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Root branching affects the mobilisation of root-reinforcement in direct shear

Meijer, G. J., Wood, D. M., Knappett, J. A., Glyn Bengough, A. & Liang, T., 25 Jun 2019, 7th International Symposium on Deformation Characteristics of Geomaterials, IS-Glasgow 2019. Ibraim, E. & Tarantino, A. (eds.). 2019 ed. EDP Sciences, Vol. 92. 6 p. 12010. (E3S Web of Conferences; vol. 92).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
1 Citation (Scopus)
88 Downloads (Pure)

Scale modelling of plant root systems using 3-D printing

Liang, T., Knappett, J. A. & Bengough, A. G., 2014, ICPMG2014 – Physical Modelling in Geotechnics: Proceedings of the 8th International Conference on Physical Modelling in Geotechnics 2014 . Gaudin, C. & White, D. (eds.). CRC Press, Vol. 1. p. 361-366 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

14 Citations (Scopus)

Scaling of plant roots for geotechnical centrifuge tests using juvenile live roots or 3D printed analogues

Liang, T., Bengough, A., Hallet, P., Knappett, J., Loades, K., Meijer, G. & Muir Wood, D., 24 Oct 2018, Physical Modelling in Geotechnics: Proceedings of the 9th International Conference on Physical Modelling in Geotechnics (ICPMG 2018), July 17-20, 2018, London, United Kingdom. McNamara, A., Divall, S. & Goodey, R. (eds.). Taylor & Francis, Vol. 1. p. 401-406 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
1 Citation (Scopus)
105 Downloads (Pure)

Scaling of the reinforcement of soil slopes by living plants in a geotechnical centrifuge

Liang, T., Bengough, A., Knappett, J., Muir Wood, D., Loades, K. W., Hallett, P. D., Boldrin, D., Leung, A. & Meijer, G., Dec 2017, In : Ecological Engineering. 109, Part B, p. 207-227 21 p.

Research output: Contribution to journalArticle

Open Access
File
32 Citations (Scopus)
289 Downloads (Pure)

Screw pile design optimisation under tension in sand

Cerfontaine, B., Knappett, J., Brown, M., Davidson, C. & Sharif, Y., Sep 2019, Proceedings of the XVII ECSMGE-2019. Icelandic Geotechnical Society, 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Open Access
File
19 Downloads (Pure)

Seismic behaviour of tunnels: from experiments to analysis

Tsinidis, G., de Silva, F., Anastasopoulos, I., Bilotta, E., Bobet, A., Hashash, Y. M. A., He, C., Kampas, G., Knappett, J., Madabhushi, G., Nikitas, N., Pitilakis, K., Silvestri, F., Viggiani, G. & Fuentes, R., May 2020, In : Tunnelling and Underground Space Technology. 99, p. 1-20 20 p., 103334.

Research output: Contribution to journalArticle

Open Access
File
4 Citations (Scopus)
97 Downloads (Pure)