Experimental study on flexural behavior of corroded post-tensioned T-shaped beam

H Li, ZH Lu, CQ Li, Z Tang - Structures, 2024 - Elsevier
A comprehensive literature review on pre-stressed concrete beams subjected to corrosion
reveals that most experimental studies are on rectangular sections even though T-shaped …

Prescriptive maintenance of prestressed concrete bridges considering digital twin and key performance indicator

CH Jeon, CS Shim, YH Lee, J Schooling - Engineering Structures, 2024 - Elsevier
The demand for improving the efficient management of maintenance systems has
continuously increased, and digital twins (DTs) are expected to innovatively transform …

[HTML][HTML] Effects of spatial corrosion distribution and prestressing levels on the structural performance of deteriorated PC beams

T Wu, M Akiyama, S Lim, L Wu, Z Xu… - … and Building Materials, 2024 - Elsevier
This paper aims to study the effects of spatial corrosion distribution and prestressing levels
on the structural performance of corroded prestressed concrete (PC) beams via …

[HTML][HTML] Predicting Residual Flexural Strength of Corroded Prestressed Concrete Beams: Comparison of Chinese Code, Eurocode and ACI Standard

H Li, Z Pan, Y Yang, X Wang, H Tang, F Ma, L Zheng - Buildings, 2024 - mdpi.com
In the present study, 104 sets of flexural tests on corroded prestressed concrete (CPC)
beams were gathered from different publications. A flexural strength database for CPC …

A new empirical model for flexural stiffness of corroded post-tensioned concrete beams

ZH Lu, ZN Yang, CQ Li - Engineering Structures, 2023 - Elsevier
Under service loading and environmental actions, the corrosion of steel strands would
reduce the cracking load and ultimate load of post-tensioned concrete (PTC) beams. It also …

Determination of Johnson–Cook material and failure model constants for high-tensile-strength tendon steel in post-tensioned concrete members

I Gkolfinopoulos, N Chijiwa - Applied Sciences, 2022 - mdpi.com
The estimation of damage in steel tendons is important for evaluating the remaining capacity
of existing tensioned members. This research focuses on calculating Johnson–Cook (LC) …

The effect of wire rupture on flexural behavior of 45-year-old post-tensioned concrete bridge girders

CH Jeon, C Sim, CS Shim - Engineering Structures, 2021 - Elsevier
Current maintenance practices for aging prestressed concrete bridges are facing
challenging tasks to judge structural adequacy and remaining service life even with …

Theory-informed deep neural network-based time-dependent flexural reliability assessment of corroded PC structures

Y Yang, C Zhou, J Peng, H Li, Y Dong, CS Cai - Engineering Structures, 2025 - Elsevier
Reasonable assessment of flexural capacity and reliability is an important prerequisite for
ensuring the normal use of corroded prestressed concrete (PC) structures. In this paper, a …

Experimental study on corrosion development model and fatigue performance of strand steel for coastal structures

W Peng, W Fan - Journal of Marine Science and Engineering, 2023 - mdpi.com
In order to study the corrosion time-varying law and fatigue properties of high-strength steel
strands used for marine environment structures, the accelerated corrosion test of steel …

Demonstrating the test procedure for preventive maintenance of aging concrete bridges

H Kim, Y Seong, J Han, S Kwon, C Kim - Infrastructures, 2023 - mdpi.com
Deteriorated facility maintenance is a critical social issue in advanced countries. Its cost
increases when considering the social consequences in terms of asset value and direct …