Soil failure can be used for seismic protection of structures

I Anastasopoulos, G Gazetas, M Loli… - Bulletin of Earthquake …, 2010 - Springer
A new seismic design philosophy is illuminated, taking advantage of soil “failure” to protect
the superstructure. Instead of over-designing the foundation to ensure that the loading …

Simplified constitutive model for simulation of cyclic response of shallow foundations: validation against laboratory tests

I Anastasopoulos, F Gelagoti, R Kourkoulis… - … of Geotechnical and …, 2011 - ascelibrary.org
The nonlinear response of shallow foundations has been studied experimentally and
analytically. However, the engineering community is not yet convinced of the applicability of …

Rocking isolation of low‐rise frame structures founded on isolated footings

F Gelagoti, R Kourkoulis… - Earthquake …, 2012 - Wiley Online Library
This paper explores the effectiveness of a new approach to foundation seismic design.
Instead of the present practice of over‐design, the foundations are intentionally under …

Nonlinear rocking stiffness of foundations

G Gazetas, I Anastasopoulos, O Adamidis… - Soil Dynamics and …, 2013 - Elsevier
The response of surface foundations to large overturning moments is studied under
undrained conditions. Rigid circular, strip, and rectangular footings of various aspect ratios …

Shaking table testing of rocking—isolated bridge pier on sand

I Anastasopoulos, M Loli, T Georgarakos… - Journal of Earthquake …, 2013 - Taylor & Francis
This article studies the seismic performance of a rocking-isolated bridge pier on surface
foundation, resting on sand. A series of reduced-scale shaking table tests are conducted …

Rocking response of SDOF systems on shallow improved sand: An experimental study

I Anastasopoulos, R Kourkoulis, F Gelagoti… - Soil Dynamics and …, 2012 - Elsevier
Recent studies have highlighted the potential advantages of allowing inelastic foundation
response during strong seismic shaking. Such an alternative seismic design philosophy, in …

Seismic fragilities of non-ductile reinforced concrete frames with consideration of soil structure interaction

P Rajeev, S Tesfamariam - Soil Dynamics and Earthquake Engineering, 2012 - Elsevier
Seismic fragilities of buildings are often developed without consideration of soil-structure
interaction (SSI), where base of the building is assumed to be fixed. This study highlights …

Soil-foundation-structure interaction with mobilization of bearing capacity: Experimental study on sand

V Drosos, T Georgarakos, M Loli… - … of Geotechnical and …, 2012 - ascelibrary.org
Recent studies have highlighted the beneficial role of foundation uplifting and the potential
effectiveness of guiding the plastic hinge into the foundation soil by allowing full mobilization …

Probabilistic seismic demand analysis of a slender RC shear wall considering soil–structure interaction effects

Y Tang, J Zhang - Engineering Structures, 2011 - Elsevier
Reinforced concrete shear walls are often used to resist the lateral loads imposed by
earthquakes. Accurate evaluation of the seismic demands on shear walls requires adequate …

4th Ishihara lecture: Soil–foundation–structure systems beyond conventional seismic failure thresholds

G Gazetas - Soil Dynamics and Earthquake Engineering, 2015 - Elsevier
A new paradigm has now emerged in performance-based seismic design of soil–foundation–
structure systems. Instead of imposing strict safety limits on forces and moments transmitted …