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GeoELSE

The Acquasanta Railway viaduct(Dynamic Soil-Structure Interaction Problem)

Dr. Marco StupazziniDepartment of Structural Engineering, Politecnico di Milano

Milan, October 22nd, 2007

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GeoELSE GeoELSEGeoELSE http://geoelse.stru.polimi.ita joint cooperation between:a joint cooperation between:

The mesh of the Colosseo and related snapshots are a courtesy of Dr. Fabio MaggioThe mesh of the Colosseo and related snapshots are a courtesy of Dr. Fabio Maggio((http://www.bioinformatica.crs4.org/Members/maggio/fabio-maggio)http://www.bioinformatica.crs4.org/Members/maggio/fabio-maggio)

www.crs4.itwww.crs4.it www.stru.polimi.itwww.stru.polimi.it

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railway bridgerailway bridge

2nd Study Case: Acquasanta Viaduct

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Wave propagation in 2D

Site Effectsand

Dynamic Soil Structures Interactions

Source and

Propagation

Fault

zoomzoom

zoomzoom

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Wave propagation in 3D complex domain

1756 1756 mm

2160 m2160 m

891 891 mm

Fault 1Fault 1

Fault 2Fault 2

T = 0.5sT = 0.5s

T = 1.0sT = 1.0s

T = 1.5sT = 1.5sT = 2.0sT = 2.0sSnapshots of

Displacement

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GeoELSE

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GeoELSE Acknowledgements

LMU Geophysik Dep.LMU Geophysik Dep.Prof. Peter Bunge

SPICE SPICE projectCoordinated by

Prof. Heiner Igel

Leibniz rechenzentrumLeibniz rechenzentrum

DISEGDISEGProf. S. LagomarsinoProf. S. LagomarsinoDr. S. ReseminiDr. S. Resemini

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The EndThe End