Is rocking motion predictable?

JA Bachmann, M Strand, MF Vassiliou… - Earthquake …, 2018 - Wiley Online Library
An argument of engineers and researchers against the use of rocking as a seismic response
modification technique is that the rocking motion of a structure is chaotic and the existing …

Dimensionless fragility curves for rocking response to near‐fault excitations

EG Dimitrakopoulos… - Earthquake engineering & …, 2015 - Wiley Online Library
This paper assesses the seismic fragility of single degree of freedom rocking structures
within a probabilistic framework. The focus is on slender rigid structures that exhibit negative …

Revisiting the rocking block: closed-form solutions and similarity laws

EG Dimitrakopoulos… - Proceedings of the …, 2012 - royalsocietypublishing.org
In this paper, the dynamic response of the rocking block subjected to base excitation is
revisited. The goal is to offer new closed-form solutions and original similarity laws that shed …

Dynamically equivalent rocking structures

MJ DeJong, EG Dimitrakopoulos - Earthquake engineering & …, 2014 - Wiley Online Library
Predicting the rocking response of structures to ground motion is important for assessment of
existing structures, which may be vulnerable to uplift and overturning, as well as for designs …

Seismic response analysis of the planar rocking frame

EG Dimitrakopoulos, AI Giouvanidis - Journal of Engineering …, 2015 - ascelibrary.org
Unlike conventional seismic design, the columns of a rocking frame are designed to uplift
and pivot during earthquake excitation. This paper investigates, analytically and numerically …

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 …

Seismic fragilities of single‐column highway bridges with rocking column‐footing

Y Xie, J Zhang, R DesRoches… - … Engineering & Structural …, 2019 - Wiley Online Library
Rocking isolation has been increasingly studied as a promising design concept to limit the
earthquake damage of civil structures. Despite the difficulties and uncertainties of predicting …

Dynamic response analysis of solitary flexible rocking bodies: modeling and behavior under pulse‐like ground excitation

MF Vassiliou, KR Mackie… - … engineering & structural …, 2014 - Wiley Online Library
Results obtained for rigid structures suggest that rocking can be used as seismic response
modification strategy. However, actual structures are not rigid: structural elements where …

Dynamics of rocking podium structures

JA Bachmann, MF Vassiliou… - … & Structural Dynamics, 2017 - Wiley Online Library
A rocking podium structure is a class of structures consisting of a superstructure placed on
top of a rigid slab supported by free‐standing columns. The free‐standing columns respond …

Dynamics of the vertically restrained rocking column

MF Vassiliou, N Makris - Journal of Engineering Mechanics, 2015 - ascelibrary.org
This paper investigates the rocking response of a slender column that is vertically restrained
with an elastic tendon that passes through its centerline. Following a variational formulation …