11 results

Dynamic Behaviour of a Geotechnical Seismic Isolation System with Rubber-Sand Mixtures to Enhance Seismic Protection

Conference Proceeding
Bernal-Sanchez, J., McDougall, J., Miranda-Manzanares, M., & Barreto, D. (2022)
Dynamic Behaviour of a Geotechnical Seismic Isolation System with Rubber-Sand Mixtures to Enhance Seismic Protection. In Proceedings of the 3rd European Conference on Earthquake Engineering & Seismology (2674-2683
A Geotechnical Seismic Isolation (GSI) system is proposed in this study based on the use of Rubber-Soil mixtures (RSm) to facilitate the benefits of dynamic soil-foundation st...

Housing Construction On Peatland: Phase 1 Report

Report
Bernal-Sanchez, J., McDougall, J., Medero, G., Cook, D., & Barreto, D. (2021)
Housing Construction On Peatland: Phase 1 Report. Edinburgh: Construction Scotland Innovation Centre
The economic development and social resilience of communities in rural Scotland is being hampered by a shortage of affordable housing. Nationally, about 23,000 new homes per y...

Grading entropy coordinates and criteria for evaluation of liquefaction potential

Conference Proceeding
Barreto Gonzalez, D., Leak, J., Dimitriadi, V., McDougall, J., Imre, E., & Lőrincz, J. (2019)
Grading entropy coordinates and criteria for evaluation of liquefaction potential. In Earthquake Geotechnical Engineering for Protection and Development of Environment and Constructions, (1346-1353). https://doi.org/10.1201/9780429031274
Several methods are commonly used for the evaluation of liquefaction potential in soils. These include criteria based on SPT and CPT tests, shear wave velocity measurements an...

Experimental assessment of stiffness and damping in rubber-sand mixtures at various strain levels

Conference Proceeding
Bernal-Sanchez, J., Mcdougall, J., Barreto, D., Marinelli, A., Dimitriadi, V., Anbazhagan, P., & Miranda, M. (2019)
Experimental assessment of stiffness and damping in rubber-sand mixtures at various strain levels. In Earthquake Geotechnical Engineering for Protection and Development of Environment and Constructions, (1403-1410
The dynamic properties of shredded rubber-soil mixtures (ShRm), comprising a sub-rounded quartz sand combined with small rubber shreds at 0, 10, 20, 30% by mass, were investig...

Particle-scale interaction in sand-rubber mixtures and their influence on energy dissipation mechanisms

Journal Article
Fonseca, J., Riaz, A., Bernal-Sanchez, J., Barreto Gonzalez, D., McDougall, J., Miranda Manzanares, M., …Dimitriadi, V. (2019)
Particle-scale interaction in sand-rubber mixtures and their influence on energy dissipation mechanisms. Géotechnique Letters, 9(4), 1-6. https://doi.org/10.1680/jgele.18.00221
Sand-rubber mixture (SRm) behaviour is affected by rubber content (RC) whilst dissipation in sands is caused by inter-particle sliding. Dissipation in SRm is as, or more signi...

Particle loss: An initial investigation into size effects and stress-dilatancy

Journal Article
McDougall, J., Kelly, D., & Daniel, B. (2019)
Particle loss: An initial investigation into size effects and stress-dilatancy. Soils and Foundations, https://doi.org/10.1016/j.sandf.2019.03.002
Drained triaxial tests have been performed to explore the effect of particle loss on shearing behaviour and critical states in granular mixtures. The mixtures comprise Leighto...

Dynamic behaviour of shredded rubber soil mixtures

Conference Proceeding
Bernal-Sanchez, J., McDougall, J., Barreto Gonzalez, D., Miranda, M., & Marinelli, A. (2018)
Dynamic behaviour of shredded rubber soil mixtures. In Proceedings of the 16th European Conference in Earthquake Engineering
Residential buildings in high population density areas are seismically vulnerable to the action of major seismic events. The high cost and technical difficulties related to th...

An overview of research activities and achievement in Geotechnics from the Scottish Universities Geotechnics Network (SUGN)

Conference Proceeding
Leung, A., Anastasopoulos, I. X., Augarde, C. E., Barreto, D., Brennan, A. J., Brown, M. J. Z., …Zielinski, M. (2015)
An overview of research activities and achievement in Geotechnics from the Scottish Universities Geotechnics Network (SUGN). In Geotechnical Engineering for Infrastructure and Development: XVI European Conference on Soil Mechanics and Geotechnical Engineering (4289-4294
Design of geotechnical systems is often challenging as it requires the understanding of complex soil behaviour and its influence on field-scale performance of geo-structures. ...

Volumetric consequences of particle loss by grading entropy

Journal Article
McDougall, J., Imre, E., Barreto, D., & Kelly, D. (2013)
Volumetric consequences of particle loss by grading entropy. Géotechnique, 63(3), 262-266. https://doi.org/10.1680/geot.sip13.t.002
Chemical and biological processes, such as dissolution in gypsiferous sands and biodegradation in waste refuse, result in mass or particle loss, which in turn lead to changes ...

Particle loss and volume change on dissolution: experimental results and analysis of particle size and amount effects

Journal Article
McDougall, J., Kelly, D., & Barreto, D. (2013)
Particle loss and volume change on dissolution: experimental results and analysis of particle size and amount effects. Acta geotechnica, 8(6), 619-627. https://doi.org/10.1007/s11440-013-0212-0
Soil particles may be lost through dissolution, degradation or erosion. Regardless of the process of loss, there follows a change in soil structure both in terms of phase comp...