Physical and mechanical properties of calcareous soils: A review

LJ Xu, X Wang, R Wang, C Zhu… - Marine Georesources & …, 2022 - Taylor & Francis
Calcareous soil is widely distributed throughout tropical areas. Due to its unique
sedimentary environment and soil behaviors, severe engineering problems and disasters …

Performance evaluation of a MICP-treated calcareous sandy foundation using shake table tests

X Zhang, Y Chen, H Liu, Z Zhang, X Ding - Soil Dynamics and Earthquake …, 2020 - Elsevier
Calcareous sandy foundations are susceptible to liquefaction when subjected to dynamic
loading such as seismic or wave loading, which could cause severe damage to the …

[HTML][HTML] Effect of woven geotextile reinforcement on mechanical behavior of calcareous sands

N Hakimelahi, M Bayat, R Ajalloeian, B Nadi - Case Studies in Construction …, 2023 - Elsevier
The mechanical properties of calcareous sands are critical as potentially important material
sources for marine geotechnical constructions. Brittleness and large deformations created in …

[HTML][HTML] Dynamic properties of calcareous and siliceous sands under isotropic and anisotropic stress conditions

Y Jafarian, H Javdanian, A Haddad - Soils and foundations, 2018 - Elsevier
The strain-dependent dynamic properties of sand are generally described by their relative
density and mean effective stress, while the contribution of other factors, like soil origin …

Insight into the mechanism of microbially induced carbonate precipitation treatment of bio-improved calcareous sand particles

B Zhou, X Zhang, J Wang, H Wang, J Shen - Acta Geotechnica, 2023 - Springer
The use of the calcareous soil as a backfill material in ocean constructions faces pervasive
challenges due to the significant rate of particle fracture. To meet the requirements of marine …

[PDF][PDF] 微生物加固钙质砂动孔压模型研究

刘汉龙, 张宇, 郭伟, 肖鹏, 黄明, 楚剑… - 岩石力学与工程学报, 2021 - researchgate.net
在地震, 波浪等动力荷载作用下钙质砂地基易发生砂土液化造成结构破坏,
微生物诱导碳酸钙沉淀技术(MICP) 可以大规模处理钙质砂地基, 提高其抗液化能力 …

Strength enhancement of geotextile-reinforced carbonate sand

S Goodarzi, H Shahnazari - Geotextiles and Geomembranes, 2019 - Elsevier
The mechanical behavior of carbonate sand reinforced with horizontal layers of geotextile is
invetigated using a series of drained compression triaxial tests on unreinforced and …

Undrained cyclic and monotonic behavior of Hormuz calcareous sand using hollow cylinder simple shear tests

H Shahnazari, Y Jafarian, MA Tutunchian… - International Journal of …, 2016 - Springer
Complete recognition of calcareous sediments engineering behavior considering their local
expansion and wide variety of engineering properties is very important. In south parts of Iran …

Shearing response of geotextile-reinforced calcareous soils using monotonic triaxial tests

R Rezvani - Marine Georesources & Geotechnology, 2020 - Taylor & Francis
Different types of geosynthetic reinforcements have been widely used for improving shear
strength of soil materials in recent decades. In this study, two different calcareous soils …

Centrifuge modeling of seismic response of saturated coral sand with wide gradation under offshore ground motions

Z Zhang, S Chen, X Li, Y Wang, H Long - Soil Dynamics and Earthquake …, 2024 - Elsevier
With the development of ocean engineering, the seismic response of saturated coral sand
foundations has gained attention. Given the wide gradation characteristics of the coral sand …