Earthquake Response of Model Footings on Soft Clays Strengthened by Stone Columns
Earthquake Response of Model Footings on Soft Clays Strengthened by Stone Columns

Ann M. Raheem; Mohammed Y. Fattah; Makki K. M. Al-Recaby

Volume 39, Issue 8 , August 2021, , Page 1216-1222

https://doi.org/10.30684/etj.v39i8.1651

Abstract
  The objective of the present study is to understand the behavior of soft soil strengthened by stone columns under dynamic seismic load. Ordinary and encased stone columns were used ...  Read More ...
Strength Improvement of Soft Soil Treated Using Stone Columns
Strength Improvement of Soft Soil Treated Using Stone Columns

Mohammed Y. Fattah; Mohammed A. Al-Neami; Ahmed Shamel Al-Suhaily

Volume 33, 8A , October 2015, , Page 1740-1756

https://doi.org/10.30684/etj.2015.108820

Abstract
  A total number of 12 models tests were carried out on models of soft clays of different values of undrained shear strength varying from 8 to 18 kPa. The tests consist of twelve models ...  Read More ...
Ordinary and Encased Stone Columns with Two Different Relative Densities
Ordinary and Encased Stone Columns with Two Different Relative Densities

Namir K. S. Al-Saoudi; Mohammad M. M. Al-Kaissi; Sarah E. K. Al-Baiaty

Volume 31, Issue 13 , August 2013, , Page 2415-2432

https://doi.org/10.30684/etj.31.13A.2

Abstract
  Stone columns technique is most commonly used in increasing bearing capacity, reduces and controls the compressibility and accelerates the rate of consolidation of soft saturated clay. ...  Read More ...
Laboratory Investigation on Efficiency of Model Stone Column Groups
Laboratory Investigation on Efficiency of Model Stone Column Groups

Kais T. Shlash; Mohammed Y. Fattah; Maki J. Mohammed Al-Waily

Volume 27, Issue 9 , June 2009, , Page 1673-1690

https://doi.org/10.30684/etj.27.9.1

Abstract
  As in piles, the efficiency of a group (Eg) of stone columns is defined as the ratiobetween the capacity of the group to the capacity of each stone column in the groupmultiplied by ...  Read More ...
Numerical Study of Forced Convection in Wavy and Diverged-Converged Ducts
Numerical Study of Forced Convection in Wavy and Diverged-Converged Ducts

Waheed S. Mohamad; Sattar J. Habeeb; Anmar M. Basheer

Volume 27, Issue 7 , May 2009, , Page 1385-1403

https://doi.org/10.30684/etj.27.7.14

Abstract
  A three-dimensional study of developing fluid flow and heat transfer throughwavy and diverged-converged ducts were studied numerically for a Prandlt number 0.7and 5.85 and compared ...  Read More ...
Behaviour of Encased Floating Stone Columns
Behaviour of Encased Floating Stone Columns

Mohammed Y. Fattah; Qutaiba G. Majeed

Volume 27, Issue 7 , May 2009, , Page 1404-1421

https://doi.org/10.30684/etj.27.7.15

Abstract
  In this paper, the finite element method is utilized as a tool for carrying out differentanalyses of stone column–soil systems under different conditions. A trial is made toimprove ...  Read More ...