Effect of model scale on helical piles response established from shake table tests

AF Hussein, MH El Naggar - Soil Dynamics and Earthquake Engineering, 2022 - Elsevier
This paper investigates the effect of model scale on seismic response of prototype helical
pile (HP) groups employing finite element modelling approach verified by the results of …

On the quasi-static granular convective flow and sand densification around pile foundations under cyclic lateral loading

P Cuéllar, S Georgi, M Baeßler, W Rücker - Granular Matter, 2012 - Springer
The saturated sand surrounding an offshore pile foundation under quasi-static cyclic lateral
load can show the physical phenomena of macromechanical densification and convective …

[HTML][HTML] Axial response and material efficiency of tapered helical piles

HM Bak, AM Halabian, H Hashemolhosseini… - Journal of Rock …, 2021 - Elsevier
abstract Different techniques have been proposed to increase the bearing capacity of open-
ended piles. Welding helices to the shaft and tapering the pile shaft could be used …

Experimental study of the progressive collapse mechanism of excavations retained by cantilever piles

XS Cheng, G Zheng, Y Diao, TM Huang… - Canadian …, 2017 - cdnsciencepub.com
An increasing number of catastrophic progressive collapses of deep excavations have
occurred throughout the world. However, the research on progressive collapse mechanisms …

Model studies on monopile behavior under long-term repeated lateral loading

M Arshad, BC O'Kelly - International Journal of Geomechanics, 2017 - ascelibrary.org
Monopiles are the most commonly used foundation type for offshore wind turbine (OWT)
structures and are characterized by relatively large geometric dimensions, compared with …

Application of the Taguchi method to enhance bearing capacity in geotechnical engineering: Case studies

H Mortazavi Bak, M Noorbakhsh… - International Journal …, 2021 - ascelibrary.org
In this study, the Taguchi design of experiments (TDOE) is employed to enhance the bearing
capacity of geotechnical structures. To this end, two different case studies, including tapered …

Stress distribution around the conduit buried within a soil slope–an experimental investigation

MUA Khan, SK Shukla, TS Paraskeva - Transportation Geotechnics, 2022 - Elsevier
The use of conduits for transportation of utilities is very common around the world. The safe
design and installation of these conduits depend upon the understanding of the soil-conduit …

[HTML][HTML] Experimental investigation on the deformation characteristics of locking-steel-pipe (LSP) pile retaining structure during excavation in sand

S Wei, R Liang, G Mei, MH El Naggar, L Sun, J Jia… - Underground …, 2022 - Elsevier
Abstract Locking-steel-pipe (LSP) piles connect with adjacent joints to form a pile row
enclosure structure. Due to the advantages of quick construction, efficiency in installation …

[HTML][HTML] Physical modeling of behaviors of cast-in-place concrete piled raft compared to free-standing pile group in sand

M Sharafkhah, I Shooshpasha - Journal of Rock Mechanics and …, 2018 - Elsevier
Similar to free-standing pile groups, piled raft foundations are conventionally designed in
which the piles carry the total load of structure and the raft bearing capacity is not taken into …

Advanced physical modeling of energy micropile for shallow geothermal in underpinning projects

K Roushan, AJ Choobbasti - Energy and Buildings, 2025 - Elsevier
Energy micropiles (EMPs) combine foundation systems with shallow geothermal energy
technology, offering the advantages of structural reinforcement alongside enhanced energy …