2022 H. Bolton seed memorial lecture: evaluating liquefaction effects

JD Bray, FR Olaya - Journal of Geotechnical and Geoenvironmental …, 2023 - ascelibrary.org
The potential effects of soil liquefaction at level ground sites should be evaluated through
examining soil element responses of the individual soil layers and system responses of the …

Polymer shape effect on damage evolution, internal defects and crack propagation of 3D-printed polymer-based cementitious backfill

H Zhang, S Cao, E Yilmaz - Construction and Building Materials, 2023 - Elsevier
The strength property and damage mode of cementitious tailings backfill (CTB) are
governed by its structural characteristics in the presence of the microstructure/internal defect …

Machine learning predictive analysis of liquefaction resistance for sandy soils enhanced by chemical injection

Y Cong, T Motohashi, K Nakao, S Inazumi - Machine Learning and …, 2024 - mdpi.com
The objective of this study was to investigate the liquefaction resistance of chemically
improved sandy soils in a straightforward and accurate manner. Using only the existing …

Evaluating the applicability of conventional CPT-based liquefaction assessment procedures to reclaimed gravelly soils

R Dhakal, M Cubrinovski, JD Bray - Soil Dynamics and Earthquake …, 2022 - Elsevier
Gravelly soils are not well represented in current semi-empirical liquefaction procedures,
which raises the question of whether state-of-the-practice liquefaction evaluation methods …

Monotonic and cyclic simple shear response of well-graded sandy gravel soils from Wellington, New Zealand

J Kim, A Athanasopoulos-Zekkos… - Journal of Geotechnical …, 2023 - ascelibrary.org
In the 2016 Kaikoura earthquake, liquefaction of gravelly soils from reclaimed fills occurred
in CentrePort, Wellington, New Zealand. This study presents constant volume monotonic …

[PDF][PDF] Post-liquefaction free-field ground settlement case histories

FR Olaya, JD Bray - International Journal of Geoengineering Case …, 2023 - researchgate.net
Liquefaction-induced ground settlement is a complex process resulting from the combined
effects of particle sedimentation and soil reconsolidation due to post-shaking dissipation of …

A Comparative Study of the DPT and CPT in Evaluating Liquefaction Potential for Gravelly Soil at the Port of Wellington, New Zealand

J Roy, KM Rollins, R Dhakal… - Journal of Geotechnical …, 2023 - ascelibrary.org
Characterizing gravelly soil using in situ penetration testing procedures is a significant
challenge for geotechnical engineers. The interaction between the penetrometer and large …

Performance-based probabilistic liquefaction-induced ground settlement procedure

F Olaya, J Bray, N Abrahamson - Earthquake Spectra, 2024 - journals.sagepub.com
Performance-based procedures represent an improvement over current state-of-practice
procedures that treat the assessment of seismic demand and engineering response …

Liquefaction phenomena following the February 6th, 2023, Turkiye earthquakes: observation and lessons

L Chen, J Lei, Y Wang - Natural Hazards, 2024 - Springer
Post-earthquake scientific investigation is considered as one of the pillars supporting
earthquake engineering. On the 6th of February, 2023, two deadly strong earthquakes …

[PDF][PDF] CPT case histories of post-liquefaction free-field ground settlement

FR Olaya, JD Bray - J Geotech Geoenviron Eng, 2022 - ce.berkeley.edu
Liquefaction-induced ground settlement is a complex process resulting from the combined
effect of particle sedimentation and soil reconsolidation due to post-shaking dissipation of …