Review of recent developments and understanding of Atterberg limits determinations

BC O'Kelly - Geotechnics, 2021 - mdpi.com
Among the most commonly specified tests in the geotechnical engineering industry, the
liquid limit and plastic limit tests are principally used for (i) deducing useful design parameter …

Use of fall-cone flow index for soil classification: a new plasticity chart

PJ Vardanega, SK Haigh, BC O'Kelly, X Zhang… - …, 2022 - icevirtuallibrary.com
Use of fall-cone flow index for soil classification: a new plasticity chart | Géotechnique ICE
Publishing collections are provided by Emerald Publishing ICE Virtual Library essential …

Reappraisal of fall-cone flow curve for soil plasticity determinations

A Soltani, BC O'Kelly - Geotechnical Testing Journal, 2022 - asmedigitalcollection.asme.org
Several attempts have been made to devise alternate plastic limit (PL) determination
methods, targeting higher degrees of repeatability and reproducibility. Among these …

Discussion of “Mohajerani method: Tool for determining the liquid limit of soils using fall cone test results with strong correlation with the Casagrande test” by E …

BC O'Kelly, PJ Vardanega, SK Haigh - Engineering Geology, 2022 - Elsevier
The Authors have presented an interesting paper (Hrubesova et al., 2020), which aims (in
part) to validate the Moharjerani (1999) calibration approach for establishing the 80 g/30° …

Reappraisal of the ASTM/AASHTO standard rolling device method for plastic limit determination of fine-grained soils

A Soltani, BC O'Kelly - Geosciences, 2021 - mdpi.com
Given its apparent limitations, various attempts have been made to develop alternative
testing approaches to the standardized rolling-thread plastic limit (PLRT) method (for fine …

[PDF][PDF] Machine learning techniques for relating liquid limit obtained by Casagrande cup and fall cone test in low-medium plasticity fine grained soils [Eng. Geol.(2021) …

BC O'Kelly, A Soltani - Eng. Geol, 2022 - academia.edu
Brendan C. O'Kelly a, Amin Soltani b,* a Department of Civil, Structural and Environmental
Engineering, Trinity College Dublin, Dublin D02 PN40, Ireland b Institute of Innovation …

Theory of liquid and plastic limits for fine soils, methods of determination and outlook

BC O'Kelly - Geotechnical Research, 2023 - icevirtuallibrary.com
Albert Atterberg introduced various consistency limits (state transitions) for fine-grained soil
in the 1910s. Of these, the liquid limit (LL) and plastic limit (PL) are ubiquitous in …

Discussion: Determining the plasticity properties of high plastic clays: a new empirical approach [Arab J Geosci (2020) 13 (11), 394]

BC O'Kelly, A Soltani - Arabian Journal of Geosciences, 2021 - Springer
This article presents a discussion of the Arabian Journal of Geosciences, 394, Vol. 13, No.
11, which (among other things) proposed a new empirical correlation for the prediction of the …

Discussion: Development of a single-point method to determine soil plastic limit using fall-cone data [Geotech Geol Eng 41: 4473–4485, 2023]

BC O'Kelly, A Soltani - Geotechnical and Geological Engineering, 2024 - Springer
This discussion article presents a critical appraisal of three empirical correlations developed
via multiple regression analysis and presented in the Kayabali et al.[Geotech Geol Eng 41 …

A multi-linear approach to strength and plasticity states between the Atterberg limits

GE Barnes - Proceedings of the Institution of Civil Engineers …, 2021 - icevirtuallibrary.com
The separate plasticity or consistency states between the liquid and plastic limits originally
introduced by Atterberg and Terzaghi have long been disregarded, with just one state …