Results 21 to 30 of about 458 (173)

Comparative Study between Silica Fume and Nano Silica Fume in Improving the Shear Strength and Collapsibility of Highly Gypseous Soil

open access: yesTikrit Journal of Engineering Sciences, 2020
Soils with highly gypsum content signify known as soils that exhibit collapsibility and sudden failure when being submerged to wetting. Many of the constructions built on this soil showed cracked and/or collapsed at some parts as these soils immersed or ...
Ahmed A. H. Al-Obaidi   +3 more
doaj   +4 more sources

EFFECT OF COMPACTION ON THE BEHAVIOUR OF KIRKUK GYPSEOUS SOIL

open access: yesJournal of Engineering, 2006
The purpose of the present work is to investigate the effect of compaction on the behaviour of gypseous soil. A testing program carried out to study the geotechnical properties and the behaviour of gypseous soil (gypsum content  = 37% & 56%) taken from
Yousif Jawad, M. Abdul Jabbar
doaj   +3 more sources

Influence of Leaching on Gypseous Soil

open access: yes, 2014
Gypseous soil disturbed in many regions of the world. Existence of these soils with high gypsum content caused many problems to the buildings and structures that built on it due to dissolution and leaching of the gypsum slates by the action of water flow through the soil mass. Therefore, it is necessary to study the properties of such soils and improve
Najah, Lamyaa   +2 more
openaire   +1 more source

Bearing Capacity of Bored Pile Model Constructed in Gypseous Soil

open access: yesJournal of Engineering, 2015
Gypseous soils are distributed in many regions in the world including Iraq, which cover more than (31%) of the surface area of the country. Existence of these soils, always with high gypsum content, caused difficult problems to the buildings and ...
Bushra Suhale Al-Busoda   +1 more
doaj   +3 more sources

Envelope of Collapse in Gypseous Sandy Soils using Finite Element Method and Particle Image Velocimetry

open access: yesJournal of Engineering
Water level rise as well as inundation to gypseous soil medium can lead to a substantial loss of volume of the soil, with or without adding load. Macromechanical behavior of gypseous sandy soils using particle image velocimetry (PIV) is yet to be ...
Hala Mahmood Jawad   +1 more
doaj   +3 more sources

Behavior of Piled Raft Foundation Model Embedded within a Gypseous Soil Before and after Soaking [PDF]

open access: yesEngineering and Technology Journal, 2017
The paper explain an experimental study to show piled raft system behavior when embedded within gypseous soil in three different stats (dry, socking for 1 day and placing a bearing layer of dense sand below the gypseous soil when socking for 1 day).
N.A. Ab-dullah, M.R. Mahmood, H.H. Baqir
doaj   +2 more sources

Recent and ancient evolutionary events shaped plant elemental composition of edaphic endemics: a phylogeny-wide analysis of Iberian gypsum plants. [PDF]

open access: yesNew Phytol, 2022
Summary The analysis of plant elemental composition and the underlying factors affecting its variation are a current hot topic in ecology. Ecological adaptation to atypical soils may shift plant elemental composition. However, no previous studies have evaluated its relevance against other factors such as phylogeny, climate or individual soil conditions.
Palacio S   +13 more
europepmc   +2 more sources

Gypseous Soil Improvement Using Fuel Oil

open access: yes, 2011
{"references": ["Buringh, P. 1960. Soils and Conditions in Iraq. Ministry of Agriculture,\nBaghdad, Iraq.", "Blyth, F.G.H. (1971), \"A Geology for Engineerings\" Fifth Edition,\nEdward Arnold Ltd. London.", "Barazanji, A.F. (1973): \"Gypsiferous Soils of Iraq\" Ph.D.
Aziz, Hussein Yousif, Jianlin Ma
openaire   +3 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   +3 more sources

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