<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>Reliability analysis and stone columns techniques are widely used, with an increasing trend, in different geotechnical engineering problems. Design methods of stone columns is still based on deterministic approach, in spite some degree of uncertainties is associated with soil and stone column parameters. In the present work, reliability analysis of bearing capacity of stone columns is examined; using three methods of reliability analysis, First Order Second Moment FOSM, Point Estimate Method PEM, and Monte Carlo simulations MCs. Parametric analysis using all variables involved in stone columns design has been conducted. Distributions of random variables involved in stone columns design are considered either as normal or lognormal. The random variables correlation effect is examined. The study has allowed to evaluate parameter uncertainty effect on reliability index of stone columns, and has permitted to figure out reduced set of parameters that must be considered as random in reliability analysis of stone columns beside sensitivity analysis.</p>
</abstract>

Reliability analysis and stone columns techniques are widely used, with an increasing trend, in different geotechnical engineering problems. Design methods of stone columns is still based on deterministic approach, in spite some degree of uncertainties is associated with soil and stone column parameters. In the present work, reliability analysis of bearing capacity of stone columns is examined; using three methods of reliability analysis, First Order Second Moment FOSM, Point Estimate Method PEM, and Monte Carlo simulations MCs. Parametric analysis using all variables involved in stone columns design has been conducted. Distributions of random variables involved in stone columns design are considered either as normal or lognormal. The random variables correlation effect is examined. The study has allowed to evaluate parameter uncertainty effect on reliability index of stone columns, and has permitted to figure out reduced set of parameters that must be considered as random in reliability analysis of stone columns beside sensitivity analysis.

Reliability Analysis of Stone Columns Bearing Capacity

Department of Civil Engineering, Ecole Nationale Polytechnique

Modelling in Civil Environmental Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

{"article-title":"Reliability Analysis of Stone Columns Bearing Capacity"}

Reliability analysis and stone columns techniques are widely used, with an increasing trend, in different geotechnical engineering problems. Design methods of...

Reliability Analysis of Stone Columns Bearing Capacity

Published Online: Jul 09, 2022

Page range: 1 - 12

DOI: https://doi.org/10.2478/mcee-2021-0016

Keywords
Reliability analysis, Stone columns, Bearing capacity, Design methods, Sensitivity analysis

© 2022 Yazid Guechi et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Reliability Analysis of Stone Columns Bearing Capacity

Published Online: Jul 09, 2022

Page range: 1 - 12

DOI: https://doi.org/10.2478/mcee-2021-0016

KeywordsReliability analysis, Stone columns, Bearing capacity, Design methods, Sensitivity analysis

© 2022 Yazid Guechi et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Keywords
Reliability analysis, Stone columns, Bearing capacity, Design methods, Sensitivity analysis