Improvement of Soft Soil Properties Using Dynamic Compaction with Stone Columns: Case Study (AL-Mualla Site-Yeman)
Improvement of Soft Soil Properties Using Dynamic Compaction with Stone Columns: Case Study (AL-Mualla Site-Yeman)

Suhail I. Khattab; kaythar A. Ibrahim; Amina A. Khalil

Volume 31, Issue 20 , November 2013, Page 1-10

https://doi.org/10.30684/etj.2013.83855

Abstract
  Dynamic compaction was considered as one of a deep compaction method which was used to improve the soil properties. Also it was used to save cost and time in comparison with other methods.The ...  Read More ...
Prediction of Square Footing Settlement under Eccentric Loading on Gypseous Soil through Proposed Surface for Dry and Soaked States
Prediction of Square Footing Settlement under Eccentric Loading on Gypseous Soil through Proposed Surface for Dry and Soaked States

Bushra S. Z. Albusoda; Abdul-Kareem E; R. S.Hussein

Volume 31, Issue 20 , November 2013, Page 217-237

https://doi.org/10.30684/etj.2013.83797

Abstract
  Gypseous soils as any other soils deform under loading, this deformation differs greatly between its dry state and its soaked state. This deformation also differs when the loading is ...  Read More ...
Integration between Surface Geoelectrical and Geotechnical Datasets in Salah Al-DinArea, Central Iraq
Integration between Surface Geoelectrical and Geotechnical Datasets in Salah Al-DinArea, Central Iraq

Hussein H. Karim; T. Schanz; Ali N. Ibrahim

Volume 31, Issue 20 , November 2013, Page 238-262

https://doi.org/10.30684/etj.2013.83798

Abstract
  This research aims to assess some geotechnical properties and aquifer parameters and consequently the applicability of predicting its properties from surface electrical resistivity. ...  Read More ...
Geotechnical Properties of Compacted Silty Clay Mixed With Different Sludge Contents
Geotechnical Properties of Compacted Silty Clay Mixed With Different Sludge Contents

Bushra S. Zbar; Mohammed A. Khan; Ahmed S. Jawad

Volume 31, Issue 20 , November 2013, Page 263-279

https://doi.org/10.30684/etj.2013.83799

Abstract
  The presence of organic matter in soil may cause different problems depending on many factors such as type and contents of these organic materials. A testing program was carried out ...  Read More ...
Total and Matric Suction in Unsaturated Soil with the Existence of Different Salts Content
Total and Matric Suction in Unsaturated Soil with the Existence of Different Salts Content

Mohammed Y. Fattah; Asmaa Y. Yahya; Maysam Th. Al-Hadidi; Balqees A. Ahmed

Volume 31, Issue 20 , November 2013, Page 280-298

https://doi.org/10.30684/etj.2013.83800

Abstract
  Soils located above the groundwater table are generally unsaturated and exhibit negative pore-water pressures. A soil-water characteristic curve (SWCC) that relates the water content ...  Read More ...
Behavior of Experimental Model of Piled Raft Foundations on Clayey Soils
Behavior of Experimental Model of Piled Raft Foundations on Clayey Soils

Mahmoud AL-Qaissy; Hussein H. Karim; Mudhafar K. Hameedi

Volume 31, Issue 20 , November 2013, Page 288-408

https://doi.org/10.30684/etj.2013.83851

Abstract
  Piled raft foundations are a geotechnical composite construction consisting of three elements: piles, raft and soil. In the design of piled rafts, the load is assumed to be shared between ...  Read More ...
Effect of Geotextile Reinforcement on Flexible Pavement Roads
Effect of Geotextile Reinforcement on Flexible Pavement Roads

Abdul Hadi Meteab AL Saadi; Najah Mahdi Lateef Al -Maimuri; Dler Abdullah Omar al-mamany

Volume 31, Issue 20 , November 2013, Page 299-315

https://doi.org/10.30684/etj.2013.83801

Abstract
  A field full scale flexible road is constructed and the effects of geotextile reinforcement in paved road are tested by measuring the occurred rutting. The effect of different numbers ...  Read More ...
Influence of Poypropylene Fibers on the Soil Stabilization
Influence of Poypropylene Fibers on the Soil Stabilization

Heba Dawood Salim

Volume 31, Issue 20 , November 2013, Page 316-323

https://doi.org/10.30684/etj.2013.83802

Abstract
  In this paper the polypropylene fiber was chosen as the additive material to know how it is effect on the soil stabilization, which it is used as additive for concret mixture; the polypropylene ...  Read More ...
Stability Behavior of Lime Stabilized Gypseous Soil
Stability Behavior of Lime Stabilized Gypseous Soil

Abdulrahman Aldaood; Marwen Bouasker; Amina A Khalil; Ibrahim Al-Kiki

Volume 31, Issue 20 , November 2013, Page 324-338

https://doi.org/10.30684/etj.2013.83803

Abstract
  In arid and semi-arid zones, gypsum (CaSO4.2H2O) is one of the soluble of the common minerals that found in soils. In Iraq, gypseous soils is a worldwide stability problem that causes ...  Read More ...
Effect of Suction on Volumetric Yielding Behavior under Different Initial Conditions for Fine-Grained Soils
Effect of Suction on Volumetric Yielding Behavior under Different Initial Conditions for Fine-Grained Soils

Yasir Al-Badran; Tom Schanz

Volume 31, Issue 20 , November 2013, Page 339-358

https://doi.org/10.30684/etj.2013.83848

Abstract
  The unsaturated soils are difficult to consider within the framework of classical (saturated) soil mechanics. In general, the unsaturated soil is stiffer than the saturated one (hardening), ...  Read More ...
Total Suction Measurement of Unsaturated Artificial Gypsified Soil Using the Chilled-Mirror Hygrometer Technique
Total Suction Measurement of Unsaturated Artificial Gypsified Soil Using the Chilled-Mirror Hygrometer Technique

Qasim A.J. Al-Obaidi; Tom Schanz

Volume 31, Issue 20 , November 2013, Page 359-374

https://doi.org/10.30684/etj.2013.83849

Abstract
  Total suction is the sum of the matric and the osmotic suction of the soil. Various methods are used to measure the total suction of the soil. One of the methods is the chilled–mirror ...  Read More ...
Effect of Recharging Primary Treated Domestic Wastewater on the Soil Characteristics
Effect of Recharging Primary Treated Domestic Wastewater on the Soil Characteristics

Ahmed Hazim AbdulKareem

Volume 31, Issue 20 , November 2013, Page 375-387

https://doi.org/10.30684/etj.2013.83850

Abstract
  A study was carried out to investigate the effects of recharging primary treated domestic wastewater on soil characteristics by special recharge-recovery method developed and practiced ...  Read More ...
A Comparative Study between Piled-Raft and Two Soil Improvement Techniques
A Comparative Study between Piled-Raft and Two Soil Improvement Techniques

Maki Jafar M. Al-Waily; Alaa Ali S. Al-Ta; Suad Mohammed H. Al-Janabi

Volume 31, Issue 20 , November 2013, Page 409-421

https://doi.org/10.30684/etj.2013.83852

Abstract
  This investigational study was directed to establish the correlation between piled raft foundation and two soil improvement techniques, stone columns and lime columns to evaluate the ...  Read More ...
Distribution of some Heavy Metals Pollution Caused byAl- Daura Refinery in the Surrounding Region
Distribution of some Heavy Metals Pollution Caused byAl- Daura Refinery in the Surrounding Region

Riyad H. AL-Anbari; Mohammed M. AL-kaissi; Mohammed A. Al-Ameri

Volume 31, Issue 20 , November 2013, Page 422-434

https://doi.org/10.30684/etj.2013.83853

Abstract
  Due to the higher increase in the oil industry activities in Iraq, since there are a little information of the environmental status of the areas around the refinery locations, and the ...  Read More ...
Experimental Study on the Behavior of Skirted Foundation Rested on Soft Clayey Soils
Experimental Study on the Behavior of Skirted Foundation Rested on Soft Clayey Soils

Mahmoud AL-Qaissy; Huda Muwafak

Volume 31, Issue 20 , November 2013, Page 434-443

https://doi.org/10.30684/etj.2013.83854

Abstract
  The purpose of this study is to investigate the behavior of skirted strip model footing founded on beds of soft clays and to evaluate the improvement values in bearing capacity. A series ...  Read More ...