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Title:Evaluation of the plastic critical depth in seismic active lateral earth pressure problems using the stress-characteristics method
Authors:ID Keshavarz, Amin (Author)
ID Fakulteta za gradbeništvo, prometno inženirstvo in arhitekturo Univerze v Mariboru (Copyright holder)
Files:.pdf Acta_Geotechnica_Slovenica_2016_Keshavarz_Evaluation_of_the_plastic_critical_depth_in_seismic_active_lateral_earth_pressure_problems_usi.pdf (353,82 KB)
MD5: C20E7075AECCD6F34616CBE0C14B2DB3
PID: 20.500.12556/dkum/7e85af55-a675-4e8b-903f-575b2d864a29
 
URL http://fgserver3.fg.um.si/journal-ags/2016-1/article-2.asp
 
Language:English
Work type:Scientific work
Typology:1.01 - Original Scientific Article
Organization:FGPA - Faculty of Civil Engineering, Transportation Engineering and Architecture
Abstract:The plastic critical depth or the conventional tension crack depth has a considerable effect on the active lateral earth pressure in cohesive soils. In this paper the depth for c-ϕ soils has been evaluated in the seismic case using the stress-characteristics or slip-line method. The plastic critical depth was calculated on the basis of the theory of the stress-characteristics method and by considering the horizontal and vertical pseudo-static earthquake coefficients. The proposed solution considers the line of discontinuity in the stress-characteristics network. The earth slope, wall slope, cohesion and friction angle of the soil and the adhesion and the friction angle of the soil-wall interface were considered in the analysis as well. The results show that the plastic critical depths of this study are smaller than those of the other methods and are closer to the modified Mononobe-Okabe method. The effects of the wall and the backfill geometry, the mechanical properties of the soil and the pseudo-static coefficients were studied.
Keywords:plastic critical depth, stress characteristics, active lateral earth pressure, seismic
Publication status:Published
Publication version:Version of Record
Year of publishing:2016
Number of pages:str. 17-25
Numbering:Letn. 13, št. 1
PID:20.500.12556/DKUM-70857 New window
ISSN:1854-0171
UDC:624.13
ISSN on article:1854-0171
COBISS.SI-ID:302729472 New window
NUK URN:URN:SI:UM:DK:GWAHP3YZ
Copyright:Fakulteta za gradbeništvo, prometno inženirstvo in arhitekturo Univerze v Mariboru
Publication date in DKUM:15.06.2018
Views:1371
Downloads:104
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Categories:Misc.
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Record is a part of a journal

Title:Acta geotechnica Slovenica
Shortened title:Acta geotech. Slov.
Publisher:Fakulteta za gradbeništvo, prometno inženirstvo in arhitekturo Univerze v Mariboru
ISSN:1854-0171
COBISS.SI-ID:215987712 New window

Secondary language

Language:Slovenian
Title:Vrednotenje plastične kritične globine za probleme seizmičnih aktivnih bočnih zemeljskih pritiskov z metodo napetostnih karakteristik
Abstract:Plastična kritična globina ali običajno imenovana globina natezne razpoke ima precejšen vpliv na aktivne bočne zemeljske pritiske v koherentnih tleh. V prispevku je globina za c-ϕ zemljino določena za primer potresa z uporabo napetostnih karakteristik ali metodo porušnic. Plastična kritična globina je bila izračunana na podlagi teorije metode napetostnih-karakteristik in ob upoštevanju horizontalnih in vertikalnih psevdo-statičnih potresnih koeficientov. Predlagana rešitev obravnava črto diskontinuitete v mreži napetostnih karakteristik. V analizi so bili prav tako upoštevani naklon zaledja in zidu, kohezija in notranji kot trenja ter tudi adhezija in kot trenja na površini med zemljino in zidom. Rezultati kažejo, da so plastične kritične globine te študije manjše od drugih metod in so bližje modificirani metodi Mononobe-Okabe.
Keywords:morska erozija, stabilnost klifov, SfM fotogrametrija, otok Krk, Jadransko morje


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This document is a part of these collections:
  1. Acta geotechnica Slovenica

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