ID:
1001909
Duration (hours):
48
CFU:
6
SSD:
Geotechnics
Located in:
REGGIO DI CALABRIA
Url:
CIVIL ENGINEERING/PERCORSO COMUNE Year: 1
Year:
2025
The course aims at providing the main concepts about soil behaviour and the basic elements for its modelling.
None
The course is divided into lessons and computer exercises dedicated to geotechnical modelling.
Oral exam.
Nova R. (2002). Fondamenti di meccanica delle terre. McGraw Hill
Muir Wood D. (1990). Soil behaviour and critical state soil mechanics. Cambridge University Press.
Elements of continuum mechanics
Micromecanical approach and force chains. From discrete to continuum. Tensors of stress and deformation. Mohr circles. Invariants of stress and strain. Hooke law, elastic constants. Concepts of elastoplasticity.
The porous medium
Equilibrium equation of a porous medium, two-phase continua and principle of effective stress. Geostatic state of stress. Overconsolidation. Effect of seepage and Darcy law. Continuity equation. Field equation for a porous medium.
Mechanical behaviour of soils
Laboratory equipments. Oedometer, Direct shear and triaxial apparatuses. Stress path. Effect of drainage. Mechanical behaviour of sands and clays. Failure criteria: Mohr-Coulomb, Matsuoka and Nakai, Lade and Duncan and their generalization. Stress-dilatancy relationships. Critical state theory.
Constitutive modelling for soils
Elasticity for transversely isotropic media. Hyperelasticity. Elastolasticity: stiffness and compliance matrices. Cam Clay model. A model for frictional materials.
None