Course detail
Soil and Structure Interaction
FAST-DF61Acad. year: 2019/2020
Soils like particullar matters. Influence of structure to mechanical behaviour of soils. Effective stress axiom. Short-term and long-term stability. Loading and unloading conditions. Pore pressure, determination. Standard and non-standard triaxial tests. Deformation charakteristics. Material behaviour of cohesive and non-cohesive soils.
Basic rheological relations. Rheological models. Conditions of limit equilibrium in space. Limit state of structures, physical fundamentals of plastic deformation, plasticity conditions, limit state of viscous failure, failure at creep. Finite affinities: isotropic and anisotropic materials. Incremental (plastical) affinities: energetical conception, application of dilatantial behaviour, theory of anisotropic hardening. Original and acquired anisotropy. Non-linear behaviour of non cohesive soils due to Konder, Duncan, Chang. Stabilization factor, dilatancy, contractancy. Stress path. Stress path metod. Metod of adjustment and change of structural character of soils and rocks. Interaction of soils and rocks with structures. Low back, plane strain of non-timberwork circular tunnel, plane strain of circle tunnel face, local damage and expression on surface. Settlement of surface due to mining.
Supervisor
Department
Institute of Geotechnics (GTN)
Learning outcomes of the course unit
Not applicable.
Prerequisites
Soil properties, formation of soils, limit states theory, knowledge of structural mechanics and strength.
Co-requisites
Not applicable.
Recommended optional programme components
Not applicable.
Recommended or required reading
Not applicable.
Planned learning activities and teaching methods
Not applicable.
Assesment methods and criteria linked to learning outcomes
Not applicable.
Language of instruction
Czech
Work placements
Not applicable.
Course curriculum
1. Influence of structure to mechanical behaviour of soils. Effective stress axiom. Short-term and long-term stability. Loading and unloading conditions. Pore pressure, determination.
2. Standard and non-standard triaxial tests. Deformation charakteristics. Material behaviour of cohesive and non-cohesive soils.
3. Methods of stress-strain solution of earth body. The total function of deformability
4. The basic rheological relations. Rheological models
5. Types of structures, loading and limit conditions. Conditions of limit equilibrium in space.
6. Limit states of structures, physical fundamentals of plastic deformation, plasticity conditions
7. Finite affinities, isotropy and anisotropy materials. Incremental affinities, energetical conception, application of dilatantial behaviour
8. Incremental (plastical) relations, energetical conception
9. Non linear behaviour of non cohesive soils due to Konder, Duncan and Chang
10. Stress path method
11. Finite element method in geotechnics
12. New model of subsoil
13. Interaction of structures with foundations and subsoil. Deformation of surface due to mining
Aims
The students gain complex view on the soil behaviour for whole loading interval up to the limit state of rupture for the determination of the input material parameters of soils and rocks for numerical modelling of the structure-soil interaction.
Specification of controlled education, way of implementation and compensation for absences
Extent and forms are specified by guarantor’s regulation updated for every academic year.
Classification of course in study plans
- Programme D-K-C-SI (N) Doctoral
branch KDS , 1. year of study, summer semester, 8 credits, elective
- Programme D-P-C-SI (N) Doctoral
branch KDS , 1. year of study, summer semester, 8 credits, elective
- Programme D-K-E-SI (N) Doctoral
branch KDS , 1. year of study, summer semester, 8 credits, elective
- Programme D-P-E-SI (N) Doctoral
branch KDS , 1. year of study, summer semester, 8 credits, elective