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Fines-controlled drainage in just-saturated, inertial column collapses (2023)
Journal Article
Webb, W., Heron, C., & Turnbull, B. (2023). Fines-controlled drainage in just-saturated, inertial column collapses. E3S Web of Conferences, 415, Article 01030. https://doi.org/10.1051/e3sconf/202341501030

The wide particle size distributions, over several orders of magnitude, observed in debris flows leads to a diverse range of rheological behaviours controlling flow outcomes. This study explores the influence of different scale grains by conducting s... Read More about Fines-controlled drainage in just-saturated, inertial column collapses.

The role of abrasion in cyclically sheared soil-structure interfaces (2023)
Journal Article
Pettey, A., & Heron, C. M. (2023). The role of abrasion in cyclically sheared soil-structure interfaces. Géotechnique, https://doi.org/10.1680/jgeot.22.00326

A limiting factor in the drive to deliver performance-based design is the lack of knowledge regarding the constitutive behaviour of soil-structure interfaces, particularly in the case of cyclic loading. A series of experiments were undertaken using b... Read More about The role of abrasion in cyclically sheared soil-structure interfaces.

Inertial effects in just-saturated axisymmetric column collapses (2023)
Journal Article
Webb, W., Heron, C., & Turnbull, B. (2023). Inertial effects in just-saturated axisymmetric column collapses. Granular Matter, 25(2), Article 40. https://doi.org/10.1007/s10035-023-01326-x

This work introduces a scaling analysis of sub-aerial axisymmetric column collapses of glass beads and Newtonian glycerol-water solutions mimicking some of the behaviours of debris flows. The beads were in a size range where their inertia partly deco... Read More about Inertial effects in just-saturated axisymmetric column collapses.

Characterisation of spoil materials to develop an equivalent spoil material for physical model tests (2022)
Journal Article
Garala, T. K., Cui, G., Kantesaria, N., Heron, C. M., Marshall, A. M., & Žižka, L. (2022). Characterisation of spoil materials to develop an equivalent spoil material for physical model tests. Gornictwo Odkrywkowe, LXIII(4), 23-29. https://doi.org/10.5604/01.3001.0053.8055

The engineering behaviour of spoil (overburden) needs to be explored either to understand the stability of reservoir slopes under various geological and climatic conditions or for the effective utilisation of reclaimed mines for sustainable infrastru... Read More about Characterisation of spoil materials to develop an equivalent spoil material for physical model tests.

Effect of spatial variation of spoil material properties on slope displacements under rapid drawndown of pit lakes (2022)
Journal Article
Halder, K., Doan, N., Garala, T. K., Cui, G., Kantesaria, N., Heron, C. M., & Marshall, A. M. (2022). Effect of spatial variation of spoil material properties on slope displacements under rapid drawndown of pit lakes. Gornictwo Odkrywkowe, LXIII(4), 33-39. https://doi.org/10.5604/01.3001.0053.8057

In many European countries, lignite or brown coal is used as a fuel source in steam-electric power generation. Upon completion of mining activities, a reclamation plan is imperative to ensure environmental and social prosperity of local areas. Abando... Read More about Effect of spatial variation of spoil material properties on slope displacements under rapid drawndown of pit lakes.

Centrifuge modelling of spoil slopes within pit-lake mine reclamations (2022)
Journal Article
Cui, G., Garala, T. K., Kantesaria, N., Doan, N., Heron, C. M., Marshall, A. M., & Halder, K. (2022). Centrifuge modelling of spoil slopes within pit-lake mine reclamations. Gornictwo Odkrywkowe, LXIII(3), 23-28. https://doi.org/10.5604/01.3001.0053.8046

Pit lakes are a common form of reclamation of areas where open pit mining activities have taken place. The development of these lakes often uses previous overburden materials, or “spoils”, that are readily available. Depending on the local geology, t... Read More about Centrifuge modelling of spoil slopes within pit-lake mine reclamations.

Foundation systems for sustainable revitalisation of spoil dump areas (2022)
Journal Article
Kantesaria, N., Cui, G., Garala, T. K., Doan, N., Heron, C. M., Halder, K., & Marshall, A. M. (2022). Foundation systems for sustainable revitalisation of spoil dump areas. Gornictwo Odkrywkowe, LXIII(4), 10-15. https://doi.org/10.5604/01.3001.0053.8053

The design of foundations systems is well established in the literature and codes of practice. However, these are generally applicable to well characterised, homogenous ground conditions. Spoil materials represent a significant challenge when impleme... Read More about Foundation systems for sustainable revitalisation of spoil dump areas.

The challenges associated with laboratory scale physical modelling of high-plasticity spoil materials (2022)
Journal Article
Garala, T. K., Cui, G., Kantesaria, N., Heron, C. M., & Marshall, A. M. (2022). The challenges associated with laboratory scale physical modelling of high-plasticity spoil materials. Gornictwo Odkrywkowe, LXIII(3), 10-15. https://doi.org/10.5604/01.3001.0053.8044

Characterisation of spoil (surface mine overburden) material is essential when investigating geotechnical issues associated with the spoil, e.g., for investigating the stability of pit lakes formed with spoil or spoil-structure interaction for any st... Read More about The challenges associated with laboratory scale physical modelling of high-plasticity spoil materials.

Closure to “Centrifuge Tests on Rock-Socketed Piles: Effect of Socket Roughness on Shaft Resistance” by J. G. Gutierrez-Ch, G. Song, C. M. Heron, A. Marshall, and R. Jimenez (2022)
Journal Article
Gutierrez-Ch, J. G., Song, G., Heron, C. M., Marshall, A., & Jimenez, R. (2022). Closure to “Centrifuge Tests on Rock-Socketed Piles: Effect of Socket Roughness on Shaft Resistance” by J. G. Gutierrez-Ch, G. Song, C. M. Heron, A. Marshall, and R. Jimenez. Journal of Geotechnical and Geoenvironmental Engineering, 148(7), https://doi.org/10.1061/%28asce%29gt.1943-5606.0002832

Effect of Duxseal on Horizontal Stress and Soil Stiffness in Small-Amplitude Dynamic Centrifuge Models (2022)
Journal Article
Cui, G., Heron, C., & Marshall, A. (2022). Effect of Duxseal on Horizontal Stress and Soil Stiffness in Small-Amplitude Dynamic Centrifuge Models. Geotechnical Testing Journal, 45(3), Article GTJ20200308. https://doi.org/10.1520/GTJ20200308

The constitutive behavior of soil is stress dependent. Therefore, geotechnical centrifuges are widely used to replicate full-scale stress fields, thereby ensuring the correct soil response within reduced-scale centrifuge models. A vibration-absorbing... Read More about Effect of Duxseal on Horizontal Stress and Soil Stiffness in Small-Amplitude Dynamic Centrifuge Models.

Centrifuge Tests on Rock-Socketed Piles: Effect of Socket Roughness on Shaft Resistance (2021)
Journal Article
Gutiérrez-Ch, J. G., Song, G., Heron, C. M., Marshall, A., & Jimenez, R. (2021). Centrifuge Tests on Rock-Socketed Piles: Effect of Socket Roughness on Shaft Resistance. Journal of Geotechnical and Geoenvironmental Engineering, 147(11), Article 04021125. https://doi.org/10.1061/%28ASCE%29GT.1943-5606.0002665

Preliminary estimations of shaft resistance of rock-socketed piles are usually conducted using empirical formulations that relate to the uniaxial compressive strength (σc) of the weaker material involved (intact rock or pile). However, there are othe... Read More about Centrifuge Tests on Rock-Socketed Piles: Effect of Socket Roughness on Shaft Resistance.

Centrifuge application of fibre Bragg gratings: pile axial loads and wall bending moments (2021)
Journal Article
Heron, C. M., Song, G., Xu, J., Marshall, A. M., Korposh, S., & Correia, R. (2022). Centrifuge application of fibre Bragg gratings: pile axial loads and wall bending moments. International Journal of Physical Modelling in Geotechnics, 22(4), 192-207. https://doi.org/10.1680/jphmg.20.00078

One challenge for geotechnical centrifuge testing of soil-structure interaction problems is the reliable measurement of induced structural strains/forces. This paper presents a novel application of fibre Bragg grating (FBG) sensors for strain measure... Read More about Centrifuge application of fibre Bragg gratings: pile axial loads and wall bending moments.

Geocellular railway drainage systems: physical and numerical modelling (2019)
Journal Article
Tasalloti, A., Marshall, A. M., Heron, C. M., & Hashemi, M. A. (2020). Geocellular railway drainage systems: physical and numerical modelling. Transportation Geotechnics, 22, 1-12

The importance of resilient railway infrastructure is paramount when considering the increased likelihood of extreme weather and flash flood events in coming years. One of the main causes of instability of railway tracks is excess water in the trackb... Read More about Geocellular railway drainage systems: physical and numerical modelling.

Stability and characterisation of spoil heaps in European surface lignite mines: a state-of-the-art review in light of new data (2019)
Journal Article
Masoudian, M. S., Zevgolis, I. E., Deliveris, A. V., Marshall, A. M., Heron, C. M., & Koukouzas, N. C. (2019). Stability and characterisation of spoil heaps in European surface lignite mines: a state-of-the-art review in light of new data. Environmental Earth Sciences, 78(16), https://doi.org/10.1007/s12665-019-8506-7

The large amount of spoil material produced during the mining process imposes a significant economic and environmental liability on lignite producers. In this context, the present paper provides an overview of the geotechnical characteristics of Euro... Read More about Stability and characterisation of spoil heaps in European surface lignite mines: a state-of-the-art review in light of new data.

Real-time data coupling for hybrid testing in a geotechnical centrifuge (2019)
Journal Article
Idinyang, S., Franza, A., Heron, C. M., & Marshall, A. M. (2019). Real-time data coupling for hybrid testing in a geotechnical centrifuge. International Journal of Physical Modelling in Geotechnics, 19(4), 208-220. https://doi.org/10.1680/jphmg.17.00063

Geotechnical centrifuge models necessarily involve simplifications compared to the full-scale scenario under investigation. In particular, structural systems (e.g. buildings or foundations) generally can’t be replicated such that complex full-scale c... Read More about Real-time data coupling for hybrid testing in a geotechnical centrifuge.

Analysis of particle contact using frustrated total internal reflection (2019)
Journal Article
Hashemi, M. A., & Heron, C. M. (2019). Analysis of particle contact using frustrated total internal reflection. Meccanica, 24(4-5), 653–665. https://doi.org/10.1007/s11012-019-00966-9

Within the field of soil mechanics a continuum assumption is generally adopted in order to avoid the complications of modelling micro-mechanical behaviour. However, certain constitutive behaviour can only be explained by investigating particle level... Read More about Analysis of particle contact using frustrated total internal reflection.

Calibration of strain gauged square tunnels for centrifuge testing (2016)
Journal Article
Tsinidis, G., Heron, C., Madabhushi, G., & Pitilakis, K. (in press). Calibration of strain gauged square tunnels for centrifuge testing. Geotechnical and Geological Engineering, 34(3), https://doi.org/10.1007/s10706-016-0015-9

A series of dynamic centrifuge tests were conducted on square aluminum model tunnels embedded in dry sand. The tests were carried out at the Schofield Centre of the Cambridge University Engineering Department, aiming to investigate the dynamic respon... Read More about Calibration of strain gauged square tunnels for centrifuge testing.

A new macro-element model encapsulating the dynamic moment-rotation behaviour of raft foundations (2015)
Journal Article
Heron, C., Haigh, S., & Madabhushi, S. (2015). A new macro-element model encapsulating the dynamic moment-rotation behaviour of raft foundations. Géotechnique, 65(5), https://doi.org/10.1680/geot.SIP.15.P.020

The interaction of shallow foundations with the underlying soil during dynamic loading can have both positive and negative effects on the behaviour of the superstructure. Although the negative impacts are generally considered within design codes, sel... Read More about A new macro-element model encapsulating the dynamic moment-rotation behaviour of raft foundations.

Dynamic response of flexible square tunnels: centrifuge testing and validation of existing design methodologies (2015)
Journal Article
Tsinidis, G., Pitilakis, K., Madabhushi, G., & Heron, C. (2015). Dynamic response of flexible square tunnels: centrifuge testing and validation of existing design methodologies. Géotechnique, 65(5), https://doi.org/10.1680/geot.SIP.15.P.004

A series of dynamic centrifuge tests were performed on a flexible aluminium square tunnel model embedded in Hostun dry sand. The tests were carried out at the centrifuge facility of the University of Cambridge in order to further improve knowledge re... Read More about Dynamic response of flexible square tunnels: centrifuge testing and validation of existing design methodologies.

Susceptibility of shallow foundation to rocking and sliding movements during seismic loading (2014)
Book Chapter
Heron, C., Haigh, S., & Madabhushi, G. (2014). Susceptibility of shallow foundation to rocking and sliding movements during seismic loading. In Seismic evaluation and rehabilitation of structures (407-424). Springer. https://doi.org/10.1007/978-3-319-00458-7_23

Current design codes prevent the rocking and sliding of shallow foundations during seismic loading despite much research indicating the beneficial nature of allowing such movements. The primary benefit is the partial isolation of the structure from t... Read More about Susceptibility of shallow foundation to rocking and sliding movements during seismic loading.