Digital twin-driven framework for fatigue life prediction of welded structures considering residual stress

A Peng, Y Ma, K Huang, L Wang - International Journal of Fatigue, 2024 - Elsevier
The welding of steel generates substantial welding residual stress (WRS), which exerts a
significant impact on the fatigue life of steel bridges. In this study, a physical model for …

UHPC-based strengthening technique for orthotropic steel decks with significant fatigue cracking issues

Y Wang, X Shao, J Chen, J Cao, S Deng - Journal of constructional steel …, 2021 - Elsevier
Fatigue cracking is a common drawback of orthotropic steel decks (OSDs), especially for
long-span steel bridge decks, and it is difficult to repair such decks effectively. This paper …

Static and fatigue test on lightweight UHPC-OSD composite bridge deck system subjected to hogging moment

Z Feng, C Li, J He, L Ke, Z Lei, G Vasdravellis - Engineering Structures, 2021 - Elsevier
A cost-effective Lightweight Composite Bridge Deck (LCBD) system, including Orthotropic
Steel Deck (OSD) and lightweight Ultra-High Performance Concrete (UHPC) layer is …

Fatigue evaluation of bridges based on strain influence line loaded by elaborate stochastic traffic flow

DH Yang, ZX Guan, TH Yi, HN Li… - Journal of Bridge …, 2022 - ascelibrary.org
Stochastic traffic flow, as a type of repeated load, can cause serious high-cycle fatigue
damage to bridges. In addition, the rough simulation of stochastic traffic flow and …

Fatigue assessment of steel-UHPC composite deck with a thin polymer overlay in a long-span suspension bridge under static and random traffic loads

S Qin, L Yu, J Zhang, L Gao - International Journal of Fatigue, 2023 - Elsevier
Steel-ultra-high performance concrete (UHPC) composite deck emerges as a novel structure
that is promising to improve the fatigue performance of orthotropic steel deck (OSD) …

Effect of UHPC strengthening layer on static and fatigue performance of upper cutouts in orthotropic steel decks

Y Wang, J Cao, X Shao, Q Mao, Z Qu - Journal of Constructional Steel …, 2022 - Elsevier
Cutouts are usually used in orthotropic steel decks (OSDs) of bridges and subject to
complex stresses under loads. This research performed experimental and theoretical …

Coupled fatigue behavior of the steel deck plate in lightweight composite bridge decks

J Cao, Y Zhao, W Qiu, X Shao, J Cui - Journal of Constructional Steel …, 2024 - Elsevier
Steel-ultrahigh performance concrete (UHPC) lightweight composite deck (LWCD) is a new
countermeasure against fatigue issues for orthotropic steel decks (OSDs). While fatigue …

Interference of cracking and drilling on opposite side of steel deck components

L Fang, Z Fu, B Ji, Q Wang - Journal of Constructional Steel Research, 2023 - Elsevier
Fatigue cracking and drilling on one side of component will weaken local stiffness and
cause stress redistribution to aggravate cracking on the opposite side. By conducting fatigue …

Fatigue damage prognosis of steel bridges under traffic loading using a time-based crack growth method

Y Yu, B Kurian, W Zhang, CS Cai, Y Liu - Engineering Structures, 2021 - Elsevier
Traditionally, the fatigue damage assessment of steel bridges is conducted using cycle-
based methods. Cycle-based methods require stress time history be transformed to cycle …

[HTML][HTML] A criterion for fatigue failure mode evaluation of U-rib to deck joints

H Yang, P Wang, S Niu, P Dong - Journal of Materials Research and …, 2022 - Elsevier
In this study, a numerical analysis model was established, on basis of the traction structural
stress method, for fatigue failure mode prediction of orthotropic bridge deck (OBD) under …