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.

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, optional

  • Programme D-P-C-SI (N) Doctoral

    branch KDS , 1. year of study, summer semester, 8 credits, optional

  • Programme D-K-E-SI (N) Doctoral

    branch KDS , 1. year of study, summer semester, 8 credits, optional

  • Programme D-P-E-SI (N) Doctoral

    branch KDS , 1. year of study, summer semester, 8 credits, optional

Type of course unit

 

Lecture

39 hours, optionally

Teacher / Lecturer

eLearning