[HTML][HTML] Seismic collapse performance of high-rise RC dual system buildings in subduction zones

MF Gallegos, G Araya-Letelier, D Lopez-Garcia… - Case Studies in …, 2023 - Elsevier
The satisfactory 'collapse prevention'performance level of reinforced concrete (RC) buildings
has been widely recognized during recent earthquakes in Chile. However, there is limited …

[HTML][HTML] Collapse Assessment of Mid-Rise RC Dual Wall-Frame Buildings Subjected to Subduction Earthquakes

MF Gallegos, G Araya-Letelier, D Lopez-Garcia… - Buildings, 2023 - mdpi.com
In Chile, office buildings are typically reinforced concrete (RC) structures whose lateral load-
resisting system comprises core structural walls and perimeter moment frames (ie, dual wall …

[HTML][HTML] A recurrent-neural-network-based generalized ground-motion model for the Chilean subduction seismic environment

J Fayaz, M Medalla, P Torres-Rodas, C Galasso - Structural Safety, 2023 - Elsevier
This paper proposes a deep learning-based generalized ground motion model (GGMM) for
interface and intraslab subduction earthquakes recorded in Chile. A total of∼ 7000 ground …

Probabilistic seismic assessment of multispan RC highway bridges considering soil-structure interaction and chloride-induced corrosion

F Pinto, R Astroza, R Bazáez, F Hernández… - Engineering …, 2024 - Elsevier
Deterioration mechanisms, such as chloride-induced corrosion, affect bridges in aggressive
environments, making them more vulnerable to extreme events like earthquakes. Although …

Seismic fragility assessment of medium-rise fishbone-type reinforced concrete wall buildings

MJ Echeverria, R Jünemann, AB Liel - Journal of Building Engineering, 2022 - Elsevier
This paper presents a seismic fragility assessment of medium-rise reinforced concrete (RC)
wall buildings, focusing on fishbone-type buildings with high wall densities and other …

[HTML][HTML] Data-driven analysis of crustal and subduction seismic environments using interpretation of deep learning-based generalized ground motion models

J Fayaz, R Astroza, C Angione, M Medalla - Expert Systems With …, 2024 - Elsevier
Studies on understanding the regional seismological differences based on the variations in
the characteristics of the ground motion waves recorded during seismic events have …

Effects of soil spatial variability on the seismic response of multi-span simply-supported highway bridges

B Guajardo, F Pinto, R Astroza - Bulletin of Earthquake Engineering, 2024 - Springer
Soil exhibits inherent spatial variability, creating a significant source of uncertainty in
geotechnical assessments. This variability becomes particularly critical when evaluating the …

Seismic fragility analysis of simply supported bridges considering uncertainty in scour condition

F Pinto, R Astroza, A Pizarro, R Bazáez, F Hernández - Structures, 2024 - Elsevier
Bridges are vital infrastructures but face compounding risks from scouring and seismic
events. Although recent studies have explored these individual and overlapping hazards …

[HTML][HTML] Effect of Bidirectional Hysteretic Dampers on the Seismic Performance of Skewed Multi-Span Highway Bridges

S Aldea, R Bazáez, P Heresi, R Astroza - Buildings, 2024 - mdpi.com
Bridges are one of the most critical and costly structures on road networks. Thus, their
integrity and operation must be preserved to prevent safety concerns and connectivity losses …

[HTML][HTML] Seismic risk assessment of multiple cities: biases in the vulnerability derivation methods for urban areas with different hazard levels

MC Hoyos, AF Hernandez - Frontiers in Earth Science, 2022 - frontiersin.org
Previously it has been shown that Probabilistic Seismic Risk Assessments (PSRA) at urban
scale present important discrepancies when compared with analyses done using …