A review of collapsible soils behavior and prediction

MS Mahmood, MJ Abrahim - IOP Conference Series: Materials …, 2021 - iopscience.iop.org
Collapsible soils are present in arid and semi-arid regions in an unsaturated state and are
considered to be one of the problematic soils that face engineering and geotechnical …

Unsaturated behaviour of gypseous sand soils using a modified triaxial test apparatus

M Abdalhusein, A Akhtarpour… - International Journal of …, 2022 - Taylor & Francis
This paper presents laboratory experiments on the effect of matric suction on the
compressibility of unsaturated gypsum sand soil. The samples were obtained from Al-Najaf …

Behavior of load-settlement-time for short-term wetting in unsaturated test of Al-Najaf gypseous soil

SM Saleh, MS Mahmood - AIP Conference Proceedings, 2023 - pubs.aip.org
This recent paper is focused on the effect of multiple matric suctions (90, 50, 20, 10, 7, 2, and
0 kPa) on gypseous sand in the short-term on the deformation of the Oedometer cell …

Characterization of collapsible gypsum sand soil with the presence of matric suction using a modified odometer apparatus

R Almahmodi, MM Abdalhusein, A Akhtarpour… - … International Journal of …, 2022 - Springer
This study looks into the influence of matric suction on the volume change of gypsum sand
soil in unsaturated conditions. The specimens were collected from Al-Najaf, Iraq, and …

Climate Change Impact on Unsaturated Cement-Stabilized Laterite Soil Using Suction-Controlled Testing

N Abdul Wahab, AS A Rashid, MJ Roshan… - Geotechnical and …, 2025 - Springer
In a consequence of climate change's adverse effects, Malaysia's road infrastructure faces
significant challenges, particularly during both dry and rainy seasons, which weaken the …

Ultrasonic Analysis of the Influence of Structure on Tropical Soil Behavior

GS Pereira, HN Pitanga, RL Ferraz… - Geotechnical and …, 2025 - Springer
Advancing the current understanding of the effects of tropical soil structure on their
mechanical behavior is challenging due to the difficulty of isolating different structural effects …

Reliability of shear-box tests upon soaking process on the sand soil in al-najaf city

MS Mahmood, WH Al-Baghdadi, AM Rabee… - Key Engineering …, 2020 - Trans Tech Publ
Accurate prediction of the soil shear strength parameters is essential in the reliable
geotechnical design of civil engineering structures. This recent paper investigates the effect …

INVESTIGATION OF THE COLLAPSE POTENTIAL OF GYPSUM SAND SOIL IN UNSATURATION CONDITIONS USING A MODIFIED OEDOMETER

MM Abdalhusein, FA Abdullah, YM Al-Badran… - … Sciences: Theory and …, 2024 - oresta.org
This study examines the impact of varying soaking durations on collapse potential (CP)
within gypsum sand soil containing 29% gypsum content. It explores the enhancement of CP …

Estimation of capillary rise in unsaturated gypseous sand soils

S Alsamia, MS Mahmood, A Akhtarpour - Pollack Periodica, 2020 - akjournals.com
The phenomenon of capillary rise happens in soils, and it has a crucial effect on many
engineering applications. Many researchers have concluded several experimental …

[PDF][PDF] Interaction of Curing and Soaking on Collapse Potential of Nanoclay-Treated Soil

S Aldarraji, N Ganjian - Journal of Engineering and Sustainable …, 2024 - iasj.net
Whenever collapsible soils occur, whether by natural processes or human activities, they
pose serious engineering and geotechnical issues [1]. The effects of the rains were minimal …