Influence of surface roughness and particle characteristics on soil–structure interactions: A state-of-the-art review

R Wang, DEL Ong, MI Peerun, DS Jeng - Geosciences, 2022 - mdpi.com
The study of soil–structure interface behavior contributes to the fundamental understanding
of engineering performance and foundation design optimization. Previous research studies …

A strategic review on enhanced DEM simulation and advanced 3-D particle printing techniques to improve pipe-jacking force prediction

MI Peerun, DEL Ong, C Desha - Tunnelling and Underground Space …, 2022 - Elsevier
Urbanization has increased the demand of tunnels for various infrastructure. Micro-
tunnelling with pipe-jacking method has been widely adopted for the construction of …

Soil bio-cementation treatment strategies: state-of-the-art review

AI Omoregie, K Muda, DEL Ong, OO Ojuri… - Geotechnical …, 2023 - icevirtuallibrary.com
Bio-cementation is a new sustainable approach that has gained popularity due to its low
energy and carbon dioxide footprint compared with those of existing technologies for …

Strength and microstructural assessment of reconstituted and stabilised soft soils with varying silt contents

Y Liu, Z Liu, E Oh, DEL Ong - Geosciences, 2021 - mdpi.com
The study of the strength of reconstituted and stabilised soft soils is very important in
geotechnical engineering. The soil particles, such as clay, sand, and silt play important roles …

Sustainable cementitious blends for strength enhancement of dredged mud in Queensland, Australia

Y Liu, DEL Ong, E Oh, Z Liu… - Geotechnical Research, 2022 - icevirtuallibrary.com
Cement is commonly used as a stabilisation material in soft soil stabilisation. However, the
use of cement can cause environmental issues, as the production of cement results in high …

Investigation of resilience characteristics of unbound granular materials for sustainable pavements

S Ullah, A Jamal, M Almoshaogeh, F Alharbi, J Hussain - Sustainability, 2022 - mdpi.com
In this study, a comprehensive laboratory testing program was designed to study the
resilience characteristics of unbound granular materials (aggregate base coarse) using the …

An alternative technology using microwaves for dry back process of unbound granular pavements during construction–A review

G Athmarajah, A Sounthararajah, JP Walker… - Transportation …, 2024 - Elsevier
Field compaction practice and (or) weather conditions could lead to excessively wet
unbound granular pavement materials (UGMs) or pavement layers that are problematic for …

Mineralogical and Microstructural Characterization of Cement-Stabilized Soft Soils Based on Quantitative Analyses

Z Liu, DEL Ong, S Wang, E Oh, Y Liu - Journal of Materials in Civil …, 2023 - ascelibrary.org
The effects of cement dosage (percentage by dry soil weight) and initial moisture content
(wo) on cement stabilized soft estuarine clay were investigated by effective integration of …

Ground and groundwater responses due to shaft excavation in organic soils

DEL Ong, SC Jong, WC Cheng - Journal of Geotechnical and …, 2022 - ascelibrary.org
Excavation of a 16-m deep shaft was suspended due to groundwater drawdown of about 4.5
m that led to nearby ground subsidence and settlement of infrastructure. As a remedial …

An alternative method for determination of compaction level for the pavement granular layers

R Kleizienė, A Vaitkus, A Zofka… - Road Materials and …, 2023 - Taylor & Francis
The performance and bearing capacity of the flexible pavement structure is ensured by
providing necessary foundation comprised of unbound granular material (UGM) layers and …