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۳,۰۱۷ مقاله پیدا شد.
یکی از دیدگاه های کلان دربرنامه ریزی ها و سیاست گذاری های حمل و نقلی مدیریت تقاضای سفر است که به زیرمجموعه های مختلفی ازجمله مدیریت عرضه تقسیم می شود…
بررسی عملکرد ساختمانها در زلزله های گذشته نشان می دهد که معمولا ساختمانهای نامتقارن نسبت به ساختمانهای متقارن در برابرزلزله آسیب پذیرترند یکی از موار…
تسلیح خاک با استفاده از توزیع تصادفی الیاف RDFR روش نسبتا جدیدی در اجرای پروژههای ژئوتکنیک میباشد در این روش الیاف با خاکهای ضعیف مخلوط و متراکم گردی…
سالانه در اثر تخریب ساختمانهای بتنی، مقدار زیادی بتن خرد شده تولید میشود که دفن آن هزینه زیادی در بر دارد بطور مثال در آمریکا سالانه 06 میلیون تن از…
due to harsh environment of the coastal area of the persian gulf strict limits on maximum permissible water to cementitious materials ratio are impos…
in this project tensile and shear strength of different types of concrete include normal concrete self consolidating concrete self consolidating conc…
this paper presents ananalytical method to compute the influence lines of non prismatic beams the method of operator primarily based upon the determi…
Numerous works in geotechnical and earthquake engineering fields have ignored the effect of interaction between solid grains and pore fluid on wave p…
gorganrood is one of the most important rivers in the north east of iran in which due to the massive floods especial attention has been paid on it ma…
The impact echo methodisatechnique for flaw detection in concrete it is based on monitoring the surface motion resulting from a short duration mechan…
This paper presents the results of laboratory loading tests on square footing models placed on geogrid reinforced sand beds the effects of variables…
Construction of large dams usually necessitiates the use of flip bucket spillways free falling jets as energy dissipaters using such structures when…
hydraulic structures built in the river bed like abutments spur dykes and piers damage from scouring there are limited researches on the scour contro…
This paper presentsan exact solutionwhich is obtainedby extending the state space formulation this solution will be compared with finite element mode…
moment resisting frames were believed to be ductile systms this belief was put into question during the 1994 northridge earthquake Brittle fractures…
one of the modern approaches to the seismic upgrading of structures is using a metallic damper which because of its great advantages over other energ…
the use of membrane structures appears to have continued to increase in recent years they are becoming an increasingly important component of buildin…
Here we observed effect of number of people and exit width on emergency evacuation time by simulation using distinct element method DEM human body is…
Shear walls response due to their behavioural complications may change between shear and flexure according to shear to span ratio and proportion betw…
turkey has very different geomorphologic hydrologic and climatic conditions so the runoff coefficient should be different from one basim to another b…
In this paper,an exact dynaamic stiffness mmatrix is devel oped which de escribes the motion of a uniform beam with doubly asymmetric cross section t…
A two stage lab scale anaerobic digester was used for treatment of a high strength young leachate from shiraz municipal landfill site Leachate charac…
due to unique electrical mechanical and thermal properties nano sized structures have attracted a great deal of attention in scientific community in…
the increase of accidental explosion in buildings as well as terroristic or hostile attacks revealed the need for investigating the behavior of struc…
