Maintenance interventions period of existing RC motorway viaducts located in moderate/high seismicity zones

M Zucca, P Crespi, F Stochino, ML Puppio, M Coni - Structures, 2023 - Elsevier
Considering the recent collapses which have affected several existing reinforced concrete
(RC) motorway bridges, the correct maintenance interventions planning of these strategic …

Long-term strength and deformation size effect of gangue cemented backfill in acid mine water

Y Zhao, Y Guo, G Feng, C Li - Structures, 2023 - Elsevier
The mine water environment can seriously affect the long-term strength and deformation of
the backfill body, thereby affecting the stability of the goaf. In this study, the gangue …

[HTML][HTML] Performance of GFRP-Confined Rubberized Engineered Cementitious Composite Columns

MT Nawar, M Selim, M Zaghlal, A El-Zohairy… - Journal of Composites …, 2024 - mdpi.com
In coastal regions, the deterioration of structures and bridges due to environmental
conditions and corrosion is a significant concern. To combat these issues, the use of …

On the collapse of a post-tensioned reinforced concrete truss bridge during the construction phases

M Zucca, S Tattoni, M Di Castri, M Simoncelli - Engineering Failure …, 2024 - Elsevier
On March 2018 a post-tensioned reinforced concrete (RC) truss bridge, built inside a North
American university campus using the Accelerated Bridge Construction (ABC) method …

Mesoscale numerical simulation on the deterioration of cement-based materials under external sulfate attack

XB Zuo, ZK Zheng, XN Li, YX Zou, L Li - Engineering Failure Analysis, 2023 - Elsevier
This paper is focused on the deterioration of cement-based materials subjected to external
sulfate attack (ESA). For this purpose, a mesoscale chemo-mechanical model was …

Mesoscopic numerical simulation of sulfate ion transport behavior in concrete based on a new damage model

L Jin, Z Wang, B Yang, T Wu, Q Wu, P Zhou - Structures, 2024 - Elsevier
External sulfate attack (ESA) is considered to be an important factor in the long-term
performance damage of concrete buildings in coastal areas and salt-lake areas. In this …

Durability evolution of RC bridges under the coupled action of fatigue effect and chloride attack

R Li, H He, H Sun - Structures, 2024 - Elsevier
The main factors affecting the durability of a reinforced concrete bridge are the fatigue effect
brought on by continuous traffic loads and chloride ion erosion, but studies on how these …

Mesoscale modeling and simulation on the chemo-mechanical behavior of concrete in sulfate-rich environments

XB Zuo, XN Li, ZK Zheng, YX Zou, YY Zhang - Engineering Fracture …, 2024 - Elsevier
This paper aims at numerical description on the time-varying chemo-mechanical behavior of
concrete served in sulfate-rich environments. For this purpose, a three-dimensionally (3-D) …

Fundamental Design Concepts of a Modular Pier System Using Ultra-High-Performance Concrete for Solving Construction Errors

K Lim, J Kang, G Ryu, K Koh, K Kim - Buildings, 2023 - mdpi.com
Concrete structures in marine environments are prone to deterioration and damage due to
chloride ion penetration, freezing and thawing, and chemical erosion. Ultra-high …

[PDF][PDF] Numerical Approach to Simulate the Effect of Corrosion Damage on the Natural Frequency of Reinforced Concrete Structures.

A Hakim, W Slika, R Machmouchi… - Structural Durability & …, 2023 - cdn.techscience.cn
Corrosion of reinforcing steel in concrete elements causes minor to major damage in
different aspects. It may lead to spalling of concrete cover, reduction of section's capacity …