Soil drainage clogging mechanism under vacuum preloading: A review

X Zhang, T Huang, Y Wu - Transportation Geotechnics, 2023 - Elsevier
As a kind of weak foundation treatment method, vacuum preloading (VP) combined with
prefabricated vertical drain (PVD) has been used in practical engineering successfully. The …

Analytical solution on vacuum consolidation of dredged slurry considering clogging effects

Y Zhou, P Wang, L Shi, Y Cai, J Wang - Geotextiles and geomembranes, 2021 - Elsevier
This paper aims to establish an analytical model on vacuum consolidation of dredged slurry
treated by PVD with special considerations on the clogging effects. A series of laboratory …

Performance of soils enhanced with eco-friendly biopolymers in unconfined compression strength tests and fatigue loading tests

J Ni, SS Li, L Ma, XY Geng - Construction and Building Materials, 2020 - Elsevier
Recently, biopolymers have emerged in soil stabilisation. The efficiency of biopolymers in
ground improvement is mainly dependent on biopolymer types, soil types, biopolymer …

Apparent clogging effect in vacuum-induced consolidation of dredged soil with prefabricated vertical drains

P Wang, Y Han, Y Zhou, J Wang, Y Cai, F Xu… - Geotextiles and …, 2020 - Elsevier
The improvement efficiency of a dredged slurry by vacuum preloading is greatly affected by
the apparent clogging effect arising during the consolidation process, where the apparent …

Effects of pressurizing timing on air booster vacuum consolidation of dredged slurry

R Anda, H Fu, J Wang, H Lei, X Hu, Q Ye, Y Cai… - Geotextiles and …, 2020 - Elsevier
Air booster vacuum preloading is a newly improved method applied in land reclamation
projects. Highly pressurized air can provide an additional pressure difference between the …

Improving consolidation of dredged slurry by vacuum preloading using prefabricated vertical drains (PVDs) with varying filter pore sizes

J Wang, Y Yang, H Fu, Y Cai, X Hu… - Canadian …, 2020 - cdnsciencepub.com
Prefabricated vertical drains (PVDs) have been used extensively to accelerate the
consolidation rate of dredged slurry. While some fine particles from dredged slurry can …

Analytical solutions for consolidation of soft soil improved by air‐boosted vacuum preloading considering clogging effect

J Sun, M Lu - International Journal for Numerical and Analytical …, 2023 - Wiley Online Library
Air‐boosted vacuum preloading is a newly emerging soft soil‐improving technology and
increasingly draws attention of researchers and engineers. However, few analytical theories …

Deformation characteristics of soil between prefabricated vertical drains under vacuum preloading

P Wang, Y Han, J Wang, Y Cai, X Geng - Geotextiles and Geomembranes, 2019 - Elsevier
The deformation characteristics of soil among prefabricated vertical drains (PVDs) subjected
to vacuum pressure are investigated using a model test conducted on dredged slurry. Red …

Method for calculating horizontal drain induced non-linear and large strain degree of consolidation

J Chai, J Wang, W Ding, Y Qiao - Geotextiles and Geomembranes, 2022 - Elsevier
Consolidating dredged clay slurries using a combination of vacuum pressure and
prefabricated horizontal drains (PHDs) is widely used in practice. This is a large strain …

Experimental analysis of a staged vacuum preloading method with PHD-PVD for waste slurry treatment

F Liu, H Li, J Wang, H Fu, X Hu, Y Cai - Acta Geotechnica, 2024 - Springer
Construction waste slurry is used as backfill in construction engineering as a type of solid
waste. However, the initial water content of the waste slurry is high and must be dewatered …