Experimental investigation on nonlinear flexural behavior of post-tensioned concrete bridge girders with different grouting conditions and prestress levels

D Losanno, S Galano, F Parisi, MR Pecce… - Journal of Bridge …, 2024 - ascelibrary.org
In past decades, the occurrence of catastrophic collapses in post-tensioned concrete (PC)
bridges in several countries has raised major concerns about their load-bearing capacity …

Structural health monitoring based on acoustic emissions: Validation on a prestressed concrete bridge tested to failure

D Tonelli, M Luchetta, F Rossi, P Migliorino, D Zonta - Sensors, 2020 - mdpi.com
The increasing number of bridges approaching their design life has prompted researchers
and operators to develop innovative structural health monitoring (SHM) techniques. An …

Long‐term performance monitoring and assessment of concrete beam bridges using neutral axis indicator

Y Xia, X Lei, P Wang, G Liu… - Structural Control and …, 2020 - Wiley Online Library
Long‐term performance of existing bridge structures provides stakeholders with information
that facilitates decision making for reasonable and optimal maintenance and management …

[HTML][HTML] An ML-based framework for predicting prestressing force reduction in reinforced concrete box-girder bridges with unbonded tendons

M Calò, S Ruggieri, M Buitrago, A Nettis, JM Adam… - Engineering …, 2025 - Elsevier
The paper presents a machine learning (ML) based framework to predict the prestressing
force reduction in prestressed reinforced concrete (PSC) box-girder bridges with unbonded …

Long-term deflection monitoring of a box girder bridge with an optical-fiber, liquid-level system

ZK Lee, M Bonopera, CC Hsu, BH Lee, FY Yeh - Structures, 2022 - Elsevier
In this study, a fiber Bragg grating (FBG)–differential settlement measurement (DSM) system
was used to conduct 2-year monitoring of the vertical displacement of a prestressed …

Damage‐sensitive impedance sensor placement on multi‐strand anchorage based on local stress variation analysis

NL Dang, TC Huynh, QQ Pham… - Structural Control and …, 2020 - Wiley Online Library
An important issue in impedance‐based damage monitoring is to deploy sensors in proper
positions in which damage‐sensitive impedance responses can be captured effectively. In …

Full-scale model test for the performance of DDS prestressed composite lining with SCC-NC of high internal pressure shield tunnel

S Mai, X Tang, A Lu, Z Yan, H He - Tunnelling and Underground Space …, 2024 - Elsevier
To meet the requirements of structure design for high internal pressure with large diameter
tunnel and long-distance concrete pouring, a Double-layered and Double-looped Steel …

Indirect determination of residual prestressing force in post-tensioned concrete beam

J Kraľovanec, M Moravčík, P Bujňáková, J Jošt - Materials, 2021 - mdpi.com
A diagnostic survey on the precast prestressed bridge Nižná confirmed significant
deterioration due to environmental distress. Evidently, decisive failures of the structure have …

Multi-stage damage identification method for PC structures based on machine learning driven by piezoelectric singular feature

L Dai, L Ou, S Yi, L Wang - Engineering Failure Analysis, 2024 - Elsevier
Efficient and accurate damage identification methods are great significant for ensuring the
structural safety. This study proposes a multi-stage damage identification method for …

State of prestressing analysis of 62-year-old bridge

J Kralovanec, F Bahleda, M Moravcik - Materials, 2022 - mdpi.com
Ageing infrastructure leads to the need for a proper assessment and final decisions
considering its state. In the case of prestressed concrete structures, knowledge of the …