نتایج جستجو برای: shallow foundations

تعداد نتایج: 67310  

2002
Mohamed A. Shahin Mark B. Jaksa Holger R. Maier

The problem of estimating the settlement of shallow foundations on granular soils is very complex and not yet entirely understood. The geotechnical literature has included many formulae that are based on several theoretical or experimental methods to obtain an accurate, or near-accurate, prediction of such settlement. However, these methods fail to achieve consistent success in relation to accu...

Journal: :Canadian Geotechnical Journal 2018

2005
R. Maier

The problem of estimating the settlement of shallow foundations on granular soils is complex and not yet entirely understood. In the past, many empirical and theoretical methods have been developed for predicting the settlement of shallow foundations on granular soils; however, these methods are far from accurate and consistent. In recent times, artificial neural networks (ANNs) have been used ...

2017
Yongmin Kim

Shallow foundations are often situated on unsaturated zones above the groundwater table. In this study, the influence of rainfall infiltration on the settlement behavior of shallow foundations was investigated using numerical analyses. The numerical solutions were compared with experimental data from in-situ load tests. The relative importance of rainfall intensities and groundwater table posit...

2001
A. Bouazza

Increasing demand for developable space in urban areas has created increased interest in construction on top of old landfills. Landfill redevelopment projects can include hard uses such as commercial, industrial, or infrastructure facilities and soft uses such as athletic fields, golf courses, and amphitheatres. Engineering challenges associated with landfill redevelopment include foundation de...

One of the most important factors in determining the depth of foundations in structures adjacent to the water flow is the scouring phenomenon; the scouring is a phenomenon caused by the interactions between water flow and erodible bed materials, which causes the removal of sediments where hydraulic structures are located, including bridge piers. Every year, a great number of bridges are damaged...

Journal: :international journal of civil engineering 0
a. r. majidi mahab ghodss consulting engineering company a.a. mirghasemi university of tehran m. arabshahi university of tehran

in the current study, an effort is made to determine three dimensional bearing capacity of rectangular foundations using discrete element method. the soil mass is modeled as discrete blocks connected with winkler springs. different factors affect the geometry of failure surface. six independent angles are used to define the failure surface. by trial and error, the optimum shape of failure surfa...

2014
B. T. McMahon S. K. Haigh M. D. Bolton

The design of shallow foundations is dominated by issues of settlement, rather than by bearing capacity per-se. The ability to predict the settlement of foundations at a given factor of safety is hence of key importance in design. In this paper, the energy method for a linear-elastic perfectly plastic method utilizing the von Mises’ yield criterion with associated flow developed by McMahon et a...

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