Soil Mechanics 3 min read
A concrete floor under water
As a first example a concrete floor of an excavation is considered. Such structures are often used as foundations of…
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Soil Mechanics 3 min read
Floatation
In the previous chapter it has been seen that under certain conditions the effective stresses in the soil may be…
Soil Mechanics 3 min read
Permeability
Permeability test In the previous chapter Darcy’s law for the flow of a fluid through a porous medium has been…
Soil Mechanics 7 min read
Groundwater flow
The hydrostatic distribution of pore pressures is valid when the groundwater is at rest. When the groundwater is flowing through…
Soil Mechanics 4 min read
Darcy’s Law
Hydrostatics As already mentioned in earlier chapters, the stress distribution in groundwater at rest follows the rules of hydrostatics. More…
Soil Mechanics 8 min read
Stresses In A Layer
Vertical stresses In many places on earth the soil consists of practically horizontal layers. If such a soil does not…
Soil Mechanics 5 min read
Effective stress
On an element of soil normal stresses as well as shear stresses may act. The simplest case, however, is the…
Soil Mechanics 4 min read
Stresses In Soils
Stresses As in other materials, stresses may act in soils as a result of an external load and the volumetric…
Soil Mechanics 3 min read
Density
For the description of the density and the volumetric weight of a soil, the densities of the various components are…
Soil Mechanics 4 min read
Particles, Water, Air
Porosity Soils usually consist of particles, water and air. In order to describe a soil various parameters are used to…
Soil Mechanics 7 min read
Chemical composition
Besides the difference in grain size, the chemical composition of soil can also be helpful in distinguishing between various types…
Soil Mechanics 5 min read
Classification
Grain size Soils are usually distinguished into various types. In many cases these various types also have different mechanical properties.…
