Addressing complexities in MPM modeling of calibration chamber cone penetrometer tests in homogenous and highly interlayered soils

KM Yost, M Martinelli, A Yerro, RA Green… - Computers and …, 2023 - Elsevier
Cone penetrometer tests (CPTs) are used to characterize soil for a variety of geotechnical
engineering applications, including earthquake-induced liquefaction triggering assessment …

Wetting induced instabilities in layered slopes: a material point method analysis

V Girardi, A Yerro, P Simonini, F Gabrieli, F Ceccato - Engineering Geology, 2023 - Elsevier
The increase of pore water pressure due to rainfall infiltration or upstream recharge is
among the primary triggers of landslides, and soil layering has a significant effect on the …

MPM modeling of pile installation in sand: Contact improvement and quantitative analysis

L Gao, N Guo, ZX Yang, RJ Jardine - Computers and Geotechnics, 2022 - Elsevier
The material point method (MPM), which is known to be advantageous in modeling large
deformation and contact problems, is utilized in this study to simulate displacement pile …

Numerical simulations of a strip footing on the soil slope with a buried pipe using the material point method

HH Zhu, TC Xie, W Zhang, SK Shukla - International Journal of …, 2023 - ascelibrary.org
Given the prevalence of such scenarios worldwide, it is of the utmost importance for
geotechnical practitioners to understand the behavior of a strip footing located over a pipe …

[HTML][HTML] Prediction of retrogressive landslide in sensitive clays by incorporating a novel strain softening law into the Material Point Method

ZA Urmi, A Yerro, A Saeidi, RVP Chavali - Engineering Geology, 2024 - Elsevier
Sensitive clays, when subjected to large strains, exhibit a unique strain-softening behavior,
transforming into a remolded liquid with remarkably low shear strength. When a slope fails …

Coupled hydromechanical modelling of cone penetration in layered liquefiable soils

K Boschi, M Arroyo, L Monforte, JM Carbonell… - …, 2024 - icevirtuallibrary.com
Soil layering modifies cone penetration measurements when the cone is close to layer
boundaries. Transition zone and thin-layer effects appear, complicating interpretation. To …

Cadia TSF failure assessment considering triggering and posttriggering mechanisms

J Macedo, A Yerro, R Cornejo… - Journal of Geotechnical …, 2024 - ascelibrary.org
Numerous recent failures of tailings storage facilities (TSFs)(eg, the 2019 Brumadinho
failure in Brazil, the 2018 Cadia failure in Australia) have occurred in the last decade …

Modeling Pipe–Soil Interaction under Lateral Movement Using Material Point Method

TC Xie, HH Zhu, CX Zhang, W Liu, DY Tan… - Journal of Pipeline …, 2024 - ascelibrary.org
Excessive lateral movements of buried pipes in geohazard-prone areas frequently
jeopardize the structural integrity and serviceability of pipelines, as well as the safety of the …

Modeling pipe-soil interaction under surface loading using material point method

TC Xie, HH Zhu, DY Tan, SK Shukla - Tunnelling and Underground Space …, 2024 - Elsevier
Considering the increasing demand for urban land resources, the construction of new
structures in areas with buried pipelines poses novel challenges to both pipeline structural …

[HTML][HTML] Can we use X-ray CT to generate 3D penetration resistance data?

M Phalempin, U Rosskopf, S Schlüter, D Vetterlein… - Geoderma, 2023 - Elsevier
Noninvasive imaging of soils with X-ray CT has proven to be a useful method to assess soil
structure from a pore space perspective. In contrast, methods like cone penetration tests …