نتایج جستجو برای: ultimate bearing capacity

تعداد نتایج: 376578  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علم و صنعت ایران - دانشکده عمران 1384

هدف در این پایان نامه، پیش بینی ظرفیت باربری نهایی استاتیکی شمع های کوبیده شده با انتهای بسته، با استفاده از شبکه عصبی بوده است. همانطور که می دانیم معمولا استفاده از شبکه های عصبی در پیش بینی های ژئوتکنیکی در صورتی امکان پذیر است که، یک سری اطلاعات آزمایشگاهی موجود باشد. در اینجا، اطلاعات موجود، مربوط به دو آزمایش cpt و آزمون بارگذاری استاتیکی شمع می باشد. در واقع هر جا که شمع ساخته شده و مورد...

Journal: :civil engineering infrastructures journal 0
maryam haghbin islamic azad university (islamshahr) mahmoud ghazavi khajeh nasir university

this paper develops an analytical method to calculate seismic bearing capacity of a strip footing, which is located on a slope reinforced with rows of pile. the resistance of passive pile is determined based on normal and shear stress of the soil around the pile, which is then compared to other analytical methods. this comparison indicates an acceptable agreement. the variants of the study incl...

Journal: :Journal of Constructional Steel Research 2003

Journal: :REM - International Engineering Journal 2018

2011
S. H. Rizkalla

Precast load-bearing shear wall panels are used extensively for high-rise construction because of the ease and speed of assembly, and the high quality of the precast panels. The connections between panels are extremely important since they affect both the speed of erection and the overall integrity of the structure. This paper presents the results of a research program conducted to investigate ...

2017
Jiansheng Tian Li Hu

Supports for deep mine roadways located in soft surrounding rock face several problems: difficulty in applying pre-tightening force, low bearing capacity, and poor initial support. To solve these problems, this study proposes a high-pressure pre-tightening resin anchor with a compressed grouting body for use in soft and fractured rock surrounding a deep roadway. Using model experiments, we anal...

Journal: :Sustainability 2023

To resolve insufficient traditional bolt supports due to the complexity of geological conditions, optimal design an expanded head was investigated by using theoretical calculations and experiments. The results show that drawing capacity is affected bearing front rear ends, side capacity, friction resistance. For a circular anchor bolt, stepped semi-ellipsoidal with increase in section’s radius,...

Journal: :Physical Review Letters 2021

Entanglement underpins a variety of quantum-enhanced communication, sensing, and computing capabilities. Entanglement-assisted communication (EACOMM) leverages entanglement pre-shared by parties to boost the rate classical information transmission. Pioneering theory works showed that EACOMM can enable well beyond ultimate capacity optical communications, but an experimental demonstration any ad...

Journal: :Tikrit Journal of Engineering Science 2022

This study aims to demonstrate the effects of geogrid reinforcement on bearing capacity strip footing under eccentric loading. Numerical analysis using finite element program called (PLAXIS 2D Professional v.8.2) are presented. The effect each depth ratio topmost layer (u/B), vertical distance between consecutive layers (h/B), number (N), and effective (d/B) were studied, where (B) is width. Al...

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