Content

• States of failure in soil
• Static - kinematic methods
• Combined failure mechanisms
• Spatial earth pressure
• Retaining Walls
• Design and calculation of retaining walls
• Shallow Foundations

Content

• Material behavior of sand and clay under oedometric and triaxial monotonic loading, under drained and undrained boundary conditions
• Critical states
• Notes on material behavior under cyclic/dynamic loading
• Procedure of an FE simulation and definition of a constitutive model
• Consideration of different features of soils in constitutive models
• Stress, strain, invariants and shear strength criteria
• Simple constitutive models: elasticity, Mohr-Coulomb elastoplasticity
• Calibration of simple constitutive models using laboratory tests

Content

• Ground anchors
• Coffer dams
• Caissons
• Diaphragm Walls
• Behaviour of suspension supported cavities
• Pile foundations
• Piles under horizontal loading and pile groups

Content

• Introduction to Geosynthetics
• Geosynthetics in earthworks and foundation engineering
• Supporting structures
• Geosynthetic reinforced earth retaining structures
• Design of earth retaining structures
• Foundations in traffic areas
• Sinkhole protection
• Ground improvement

Content

• FEM in geotechnics and review of the course “Simple constitutive models”
• Introduction to the Hardening Soil (HS) and HS Small model
• Calibration of the HS model using laboratory tests
• Simulation of laboratory tests and optimization of parameters
• Consideration of structures, interactions and boundary conditions
• Consideration of water pressures in Plaxis
• Overview of different calculation types
• Introduction to Finite Element Limit Analysis (FELA)
• Introduction to the Discrete Element Method (DEM)
• Plaxis2D exercises on shallow foundations, retaining walls, consolidation, slope stability and tunneling

Content

• Measurement methods in geotechnical laboratory and field tests
• Setting up a measurement chain
• Classification tests (including grain size distribution curve, water content, densities at loosest and densest state, grain density)
• Shear strength tests
• Compressibility tests
• Triaxial test
• Water permeability

Content

• Introduction to GGU-Software
• Stability analysis
• Slope stabilisation
• Design of piles
• Shallow foundations
• Calculation of settlement
• Design of retaining walls
• Design of gabion walls

Content

• Soft cohesive and organic soils
• Swelling and collapse-prone soils
• Physico-chemical behavior, structure
• Saturated and unsaturated soils
• Slump/settlement flow
• Shrinkage and consolidation behavior, compaction
• Structures on problematic soils
• Laboratory tests to record the above phenomena

Content

• Fundamentals of vibration theory
• Wave propagation in elastic-isotropic half-space
• High cyclic loading of soils
• Methods and laboratory tests to determine dynamic soil properties
• Design of dynamically stressed foundations
• Soil-structure interaction under dynamic loading
• High cyclic loading of soils (application example offshore wind turbines)
• Practical laboratory course (RC test, Bender Elements)

Content

• Soil liquefaction under seismic action
• Design of embankments against seismic action
• Design of retaining structures against seismic action
• Analysis of ground movements during an earthquake (ground response analysis)

Content

• Consequences of near-surface mining
• Legal framework in former mining
• Historic mining
• Exploration and indirect methods
• Mining gas and water
• Prognosis and detection methods
• Safekeeping and security techniques
• Monitoring in former mining

Content

• Material and energy recovery routes before landfilling (Circular Economy Law)
• Requirements for landfill sites - site search
• Landfills as civil engineering structures - multibarrier concept
• Components of landfills and requirements for safety, mechanic and hydraulic resistance, durability and manufacturability
• Developement of new materials and methods

Content

• Legal framework for dealing with contaminated sites
• Pollutants relevant to contaminated sites
• Identification of contaminated sites
• Exploration of contaminated sites
• Evaluation of contaminated sites
• Decontamination procedures
• Sealing of contaminated sites
• Preventive soil protection

Content

Lectures

• Introduction to Critical State Soil Mechanics (CSSM)
• Introduction to the Modified Cam-Clay (MCC) model
• Introduction to Hypoplasticity with Intergranular Strain (IGS)
• Time-dependent behavior of soft clays
• Introduction to Visco-Hypoplasticity
• Introduction to the Sanisand model
• Basics of tensor calculus

Exercises

• Calibration of constitutive models based on laboratory tests
• Introduction to the 1-element FE program IncrementalDriver (ID)
• Simulation of laboratory tests (including oedometer and triaxial tests) with ID using various constitutive models

Content

• Classification in earthworks
• Appropiate and economical production of earthworks
• Test procedures in earthworks
• Methods for ground improvement and stabilisation
• Concepts of soil management

Content

• Overview of underpinning
• Injection Techniques - methods, areas of application, limits of use
• Ground freezing methods
• Properties of frozen soils
• Design of frozen soils
• Monitoring of ground freezing measures
• Examples of application

Content

Alternating lectures from the construction practice

• about executed constructions
• about current construction methods
• Lectures from engineering offices, construction companies and clients

Excursions to construction sites

• in special undergrund engineering
• in environmental geotechnics