Shake table testing of a rocking podium: Results of a blind prediction contest

MF Vassiliou, M Broccardo, C Cengiz… - Earthquake …, 2021 - Wiley Online Library
Rocking motion is sensitive to the boundary and initial conditions of a rocking structure,
making experiments nonrepeatable. Thus, the claims that numerical rocking motion models …

Seismic loss and resilience assessment of single-column rocking bridges

AI Giouvanidis, Y Dong - Bulletin of earthquake engineering, 2020 - Springer
This study focuses on structural systems, which are particularly attractive for bridge design.
Specifically, it investigates the seismic performance of single-column bridges, which are …

Shaking table tests of a resilient bridge system with precast reinforced concrete columns equipped with springs

N Reggiani Manzo, MF Vassiliou… - Earthquake …, 2022 - Wiley Online Library
This paper presents the shake table test results of a novel system for the design of precast
reinforced concrete bridges. The specimen comprises a slab and four precast columns. The …

[HTML][HTML] Cyclic tests of a precast restrained rocking system for sustainable and resilient seismic design of bridges

NR Manzo, MF Vassiliou - Engineering Structures, 2022 - Elsevier
Letting a column uplift and sustain rocking motion has been suggested as a seismic design
method for bridges. In an effort to increase the redundancy of a rocking bridge, most …

Simplified analysis of bilinear elastic systems exhibiting negative stiffness behavior

N Reggiani Manzo, MF Vassiliou - Earthquake Engineering & …, 2021 - Wiley Online Library
This work studies the dynamics of the Negative Stiffness Bilinear Elastic (NSBE) oscillator.
Such a mathematical idealization can be used to describe deformable rocking systems …

Analytical modeling and seismic performance of a novel energy dissipative kinematic isolation for building structures

KE Bantilas, IE Kavvadias, A Elenas - Engineering Structures, 2023 - Elsevier
The idea of separating the structure from the horizontal motion of the ground using kinematic
bearings that may uplift and rock under severe ground excitations can be considered …

Finite element modeling of free‐standing cylindrical columns under seismic excitation

AA Katsamakas, MF Vassiliou - Earthquake Engineering & …, 2022 - Wiley Online Library
Rocking motion is notoriously sensitive to the parameters that define it, with experimental
tests oftentimes being non‐repeatable. Therefore, validating numerical models using a …

Chattering: an overlooked peculiarity of rocking motion

AI Giouvanidis, EG Dimitrakopoulos, PB Lourenço - Nonlinear Dynamics, 2022 - Springer
Complete chattering occurs when a structure undergoes a theoretically infinite sequence of
impacts in finite time, that eventually bring the structure to the state of persistent (continuous) …

Effect of ground motion processing and filtering on the response of rocking structures

M Elmorsy, MF Vassiliou - Earthquake Engineering & Structural …, 2023 - Wiley Online Library
With growing interest in rocking structures, it is important to quantify the effects of ground
motion processing schemes on rocking response. To this end, this paper studied the …

Intensity measures, fragility analysis and dimensionality reduction of rocking under far‐field ground motions

M Sieber, MF Vassiliou… - … Engineering & Structural …, 2022 - Wiley Online Library
Problems for which it is impossible to make a precise causal prediction are commonly
tackled with statistical analysis. Although fairly simple, the problem of a rocking block on a …