Università Roma Tre

Overview of geomorphology. description and classification of landslides. Examples of landslides and interactions with linear and large infrastructures. Hazard and risk.
Overview of geotechnics. strength characteristics of granular and cohesive soils. principle of effective stress. influence of pore pressure in slope stability. lateral earth pressure and retaining structures.
overview of structural geology and geomechanics. quantitative description of discontinuities in rock masses (isrm). stereographic projections. geomechanical classification of rock mass (hoek, barton, bieniawski). geological strength index, gsi.
methods for slope investigation and monitoring. investigation techniques (boreholes, penetrometric tests, geophysics, etc.) and applications in different landslides typologies. laboratory tests. instruments for slope monitoring (inclinometers, piezometers, topography, etc.). examples of investigation planning.
slope stability analysis. soils slopes: overview of limit equilibrium methods (janbu, bishop, etc.). the infinite slope model. rock slope stability analysis: two and three dimensional wedge slide.
stabilization works: types and design criteria. choice of the most appropriate type of intervention. landslide mitigation: reinforcement measures and reduction of risks. retaining structures (walls, pile sheets, etc.). example of a wall stability analysis. drainage works: example of trench drain design. examples of “soil bioengineering” works.

Testi di studio
Dispense, articoli specialistici forniti dal docente

Testi per approfondimento
Colombo-Colleselli: Elementi di Geotecnica. Zanichelli
Lancellotta (2004). Geotecnica. Zanichelli
International Society for Rock Mechanics: Suggested Methods for the
Quantitative description of discontinuities in Rock Masses
Bromhead E.N: The Stability of Slopes. Blachie and Son ltd R.