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Discussion of “Compressibility Behavior of Soils: A Statistical Approach” by Syed Iftekhar Ahmed and Sumi Siddiqua [Geotechnical and Geological Engineering, doi: 10.1007/s10706-016-9996-7]
Abstract Ahmed and Siddiqua (2016) introduced a new regression-based relationship in the form of a three-parameter Weibull function, herein referred to as the 3P-W model, for modeling the compressibility behavior (i.e. the void ratio-effective stress relationship) of soils. In this discussion, important drawbacks associated with the newly proposed 3P-W model were outlined. In addition, an attempt was made to extend the practicality of the proposed model by introducing a simple analytical solution to derive regression-based equations for determining the compressibility curve variables (i.e. the recompression index, pre-consolidation pressure and compression index). The proposed analytical concept is primarily intended to replace the current conventional graphical method by providing consistent-error free results. The proposed equations in this discussion accompanied by the original 3P-W model construct a unique regression aided-analytical framework which can be employed for advance numerical simulations.
Discussion of “Compressibility Behavior of Soils: A Statistical Approach” by Syed Iftekhar Ahmed and Sumi Siddiqua [Geotechnical and Geological Engineering, doi: 10.1007/s10706-016-9996-7]
Abstract Ahmed and Siddiqua (2016) introduced a new regression-based relationship in the form of a three-parameter Weibull function, herein referred to as the 3P-W model, for modeling the compressibility behavior (i.e. the void ratio-effective stress relationship) of soils. In this discussion, important drawbacks associated with the newly proposed 3P-W model were outlined. In addition, an attempt was made to extend the practicality of the proposed model by introducing a simple analytical solution to derive regression-based equations for determining the compressibility curve variables (i.e. the recompression index, pre-consolidation pressure and compression index). The proposed analytical concept is primarily intended to replace the current conventional graphical method by providing consistent-error free results. The proposed equations in this discussion accompanied by the original 3P-W model construct a unique regression aided-analytical framework which can be employed for advance numerical simulations.
Discussion of “Compressibility Behavior of Soils: A Statistical Approach” by Syed Iftekhar Ahmed and Sumi Siddiqua [Geotechnical and Geological Engineering, doi: 10.1007/s10706-016-9996-7]
Soltani, Amin (author)
2016
Article (Journal)
Electronic Resource
English
BKL:
57.00$jBergbau: Allgemeines
/
38.58
Geomechanik
/
57.00
Bergbau: Allgemeines
/
56.20
Ingenieurgeologie, Bodenmechanik
/
38.58$jGeomechanik
/
56.20$jIngenieurgeologie$jBodenmechanik