scholarly journals Dynamic Analysis and Structure Soil Interaction of Retaining Wall Using ETABS

2018 ◽  
Vol 7 (3.10) ◽  
pp. 50
Author(s):  
T Subramani ◽  
E Narendra Kumar
Keyword(s):  
Dynamic Analysis ◽  
Seismic Response ◽  
Retaining Wall ◽  
Soil Layer ◽  
Complex Problem ◽  
Dynamic Conditions ◽  
The Past ◽  
Dynamic Traits

Retaining systems are widely used international for serving numerous functions in structures and infrastructures. The seismic response of forms of walls that assist a single soil layer has been examined with the aid of some of researchers in the past. The design of preserving partitions in seismic areas poses a complex problem. The conventional layout method usually contains calculation of an element of safety in opposition to sliding, overturning and bearing ability failure. Retaining partitions have suffered damages under beyond earthquakes. Typically the analyses do not bear in mind the retained soil’s interplay with the wall, which takes location at some point of dynamic conditions. The situations of separation of wall (at some point of interactions) over again trade the dynamic traits of the assumed wall-soil interplay that needs to be addressed. Our study conducts the retaining wall beneath static in addition to seismic situations about above components.  

The ground effects of the Skopje July 26, 1963 earthquake

1969 ◽  
Vol 59 (1) ◽  
pp. 1-22
Author(s):  
Apostol Poceski
Keyword(s):  
Resonant Frequency ◽  
Seismic Response ◽  
Abrupt Change ◽  
Soil Layer ◽  
Soil Amplification ◽  
Damage Distribution ◽  
Predominant Period ◽  
Clear Explanation ◽  
Ground Effects

Abstract Damage distribution in Skopje can be explained in terms of the seismic response of surficial soils. There exists a generally good correlation between the distribution of damage, the thickness of the surficial soil layer, and the predominant periods of microtremors. The most heavily damaged region is covered with about 20 to 30 meters of alluvium, and the predominant period of this alluvium is about 0.36 seconds. The alluvium in this heavily damaged region probably was shaken near its resonant frequency, and soil amplification may have reached three. The greatest destruction was recorded along a belt which is defined by an abrupt change of the thickness of the alluvium. However, heavy destruction was also recorded on the shallow alluvium side, and no clear explanation exists for this.

Experimental study on seismic response of soilbags-built retaining wall

2020 ◽  
Vol 48 (5) ◽  
pp. 603-613 ◽  
Author(s):  
Si-Hong Liu ◽  
Fan Jia ◽  
Xiao-Lin Chen ◽  
Ling-Jun Li
Keyword(s):  
Experimental Study ◽  
Seismic Response ◽  
Retaining Wall

Study on the Selecting Principle of Test Soil Samples in Nonlinear Seismic Response Analysis of Stratified Site

2012 ◽  
Vol 170-173 ◽  
pp. 984-993
Author(s):  
Xue Liang Chen ◽  
Meng Tan Gao ◽  
Tie Fei Li ◽  
Zhao Lun Yan
Keyword(s):  
Soil Sample ◽  
Seismic Response ◽  
Soil Layer ◽  
Soil Samples ◽  
Response Analysis ◽  
Soil Test ◽  
Calculation Error ◽  
Iron And Steel ◽  
Nonlinear Seismic Response ◽  
Test Soil

Soil dynamic nonlinear experimental results have significant impacts on the seismic response of engineering site, but how reasonable and effective to select soil samples for soil test, there is no good solution. Using detailed drilling velocity, density data, and rich soil test data of Shanxi Linfen Iron and Steel Hospital engineering site, four models are established and are analyzed for this problem. The results showed that: less than 3 meters of soil layer, each layer select one soil sample, for the thick soil layer, the rules of selecting one soil sample about every 3m thickness for the soil test, are recommended. If selecting one soil sample about every 5m~6m thickness for the thick soil layer, the calculation error is about ±10%.

The Pathogenesis of Anaërobic Microbic Infections in the Major and Minor Psychoses, with Control Cases

1932 ◽  
Vol 78 (320) ◽  
pp. 12-95 ◽  
Author(s):  
W. M. Ford-Robertson
Keyword(s):  
Mental Disorders ◽  
Complex Problem ◽  
Chronic Infections ◽  
The Past ◽  
The Subject ◽  
Relationship Of ◽  
The Relationship

The subject of this thesis is the outcome of what might be termed a hereditary interest in the complex problem of the relationship of chronic infections to the psychoses and allied mental disorders. Circumstances enabled me, while still a student, to undertake very humbly the continuation of my father's researches in the Scottish Asylums' Laboratory at a point where his illness and death might have proved the closing of a long and arduous chapter. That this would have been so is, as far as I know, borne out by the fact that up to the present no work directly bearing on his later bacteriological studies has been published. The researches I have undertaken during the past six years have been an attempt to elucidate more clearly what exactly are the bacteriological factors at work, and, further, in what manner they attack the economy generally, and with what result. In my endeavour to verify and extend Ford-Robertson's views I have been singularly fortunate.

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