نتایج جستجو برای: soil structure

تعداد نتایج: 1736028  

Journal: :Geotechnique 2022

Earthquake-induced soil liquefaction can generate excessive damage to building structures due significant reduction in effective stress. With increasing urbanisation and population growth, the performance of closely spaced buildings, such as those towns cities, is greater concern where structure–soil–structure interaction (SSSI) may occur conjunction with full or partial liquefaction. This stud...

Kerman and its surrounding towns consist of a flat alluvial plain of fine silt and clay materials. In morphological aspects, these sediments have a very gentle slope with the main infrastructure of the city build on them. Generally, the structure of undisturbed soils is developed over time due to the influence of environmental factors. Geological factors in Kerman fine-grained alluviums have ca...

2013
Jang Ho Park Jinkyo F. Choo Jeong-Rae Cho

Even if numerous studies were dedicated to propose soil-structure interaction analysis methods, most of these methods introduce several assumptions to circumvent the difficulties encountered in modeling and reduce computational efforts. The complex spatial configuration of the soil-foundation interface or the distribution of the soil medium are often simplified using flat-layered soil profiles ...

Journal: :international journal of civil engineering 0
amir hossein jafarieh p.o. box: 11155-9313, tehran, iran mohammad ali ghannad p.o. box: 11155-9313, tehran, iran

it is well-known that the behavior of soil-structure systems can be well described using a limited number of non-dimensional parameters. this is the outcome of researches based on the premise that the foundation is bonded to the ground. here, it is shown the concept can be extended to systems with foundation uplift. a set of non-dimensional parameters are introduced which controls the main feat...

Journal: :The New phytologist 2006
Matthias C Rillig Daniel L Mummey

In addition to their well-recognized roles in plant nutrition and communities, mycorrhizas can influence the key ecosystem process of soil aggregation. Here we review the contribution of mycorrhizas, mostly focused on arbuscular mycorrhizal fungi (AMF), to soil structure at various hierarchical levels: plant community; individual root; and the soil mycelium. There are a suite of mechanisms by w...

2014
Mohd Ahmed Mahmoud H. Mohamed Javed Mallick Mohd Abul Hasan

The analysis of building structure in contact with soil involves an interactive process of stresses and strains developed within the structure and the soil field. The response of Piled-Raft Foundation system to the structure is very challenging because there is an important interplay between the component of building structure and the soil field. Herein, soil-foundation-structure interaction of...

2011
Baodong Liu Miaoxin Zhang Pengfei Li Zhimao Feng

Based on an actual corrugated steel plate arch bridge, considering soil-structure interaction, by using the finite element program of ANSYS, a 2-D finite element model was set up to analyze the soil pressure and structural deformation under different load conditions in detail. Since this type of structure relies on the soil-structure interaction to share the load, as the structural parameters h...

Since the structure and foundation are built on soil, the soil is the major platform by which seismic vibrations are transmitted to the structure, and has noticeable effects on the response and behavior of structure during earthquakes. In this research, the recently introduced Performance-based plastic design (PBPD) and its modified Performance-based plastic design (MPBPD) method in which soil ...

Journal: :international journal of advanced structural engineering 2011
siddharth gopalkrishna shah chandresh h solanki jatin d. desai

post failure analysis of massive structure infers that soil-structure interaction (ssi) is a crucial phenomena influencing seismic response of massive structures. cable-stayed bridge’s popularity and numbers are increasing now-a-days because of economical longer span & aesthetic good look. the current paper examines the effect of depth of foundation on seismic response of cable-stayed bridg...

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