Results 101 to 110 of about 1,185 (170)

STUDYING THE EFFECTS OF LEACHING ON TREATED GYPSUM-RICH SOIL

open access: yesJournal of Engineering and Sustainable Development, 2019
This wok focus on improving the permeability properties of gypseous soil by mixing the soil with three types of stabilizer materials, which are silicone oil, sodium silicate and bentonite.
Ali Nasir Ibrahim
doaj  

Investigating the Potential of Water Treatment Sludge for Improvement of the Geotechnical Properties of Gypseous Soil

open access: yesTikrit Journal of Engineering Sciences
Water treatment sludge (WTS) has in recent years been used for improvement in geotechnical properties of soil. The present study has been taken up to establish whether WTS can be used for the improvement of gypseous soil by assessing its effects on the ...
Mohammed H. Ali   +2 more
doaj   +1 more source

Studying Leaching of Gypseous Soil Improved with Nanomaterials

open access: yesJournal of Engineering
This study provides a comprehensive overview of the characteristics of nano-silica and nano-clay and their impact on preventing dissolved salt of gypseous soil containing high gypsum of 80.4% during the leaching process. The investigation evaluates the impact of several proportions (1, 3, and 5%) on the behavior of gypseous soil.
Shahad D. Ali, Mahdi Karkush
openaire   +2 more sources

Chemical and thermal stabilization of gypseous loess soils: Comparative study of natural environmental friendly materials (zeolite and gypsum) and cement

open access: yesCase Studies in Construction Materials
Gypseous loess soils exhibit complex and unpredictable behavior under environmental moisture variations, posing significant challenges in geotechnical engineering. Chemical stabilization and thermal stabilization are commonly used methods for stabilizing
Erfan Sadeghi   +3 more
doaj   +1 more source

A survey of land, vegetation and irrigation systems in North Afghanistan and neighboring Tajikistan [PDF]

open access: yes
This paper describes the results of a field expedition work along the rivers Vakhsh and Pyandzh in Tajikistan and Afghanistan within the framework of a Joint Research Project: Investigation of natural resources of Central Asia and reconstruction of ...
Kristina Toderich, Tsuneo Tsukatani
core  

Reinforcement of gypseous soil by stone columns

open access: yesStroitel’stvo: Nauka i Obrazovanie
Introduction. Gypseous soil is one of the problematic soils that have substantial strength while dry but lose strength especially in wetting or saturation condition due to the significant reduction of its strength parameter and bearing capacity upon loading where gypseous cementing bonds have been dissolute and collapsed in the wet condition (Soil ...
Lamyaa Najah Snodi   +1 more
openaire   +1 more source

Biocalcification of Sandy Gypseous Soil by Bacillus Pasteurii [PDF]

open access: yes
Microbial-induced carbon precipitation (MICP) is one of the most recent treatment methods for soil stabilization. The present work employs this technique in improving the collapsing behavior of sandy gypseous soil with 35 % gypsum content under one ...
Abed , Idham A.   +2 more
core   +2 more sources

Behavior of Gypseous Soil Treated by Arabic Gum Biopolymer Under Cycles of Wetting and Drying

open access: yesTikrit Journal of Engineering Sciences
Gypseous soil is classified as problematic soil since the main source that makes it problematic soil is the dissolving of gypsum in water. Treatment by biopolymers offers an environmentally friendly and sustainable way of soil enhancement that has ...
Farouk M. Muhauwiss   +2 more
doaj   +1 more source

LEACHING BEHAVIOR OF GYPSEOUS SOILS

open access: yesJournal of Engineering and Sustainable Development, 2018
Yasir Mawla Al-Badran   +2 more
openaire   +1 more source

El paisatge vegetal dels Monegros : assaig d'interpretació [PDF]

open access: yes, 1986
The vegetation of the plains in the central depression of the Ebro valley is conditioned by some remarkable factors, besides scarce rainfall(300-350 mm yearl). First, the frequent thermal inversions modify the local climate in the sense of increasing its
Terradas, Jaume
core   +1 more source

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