Analysis for Stress Characteristics and Structural Parameters Optimization in Orthotropic Steel Box Girders based on Fatigue Performance
Sign Up to like & getrecommendations! Published in 2019 at "KSCE Journal of Civil Engineering"
DOI: 10.1007/s12205-019-1618-5
Abstract: A fatigue design method for the orthotropic steel deck bridges is proposed. The stress characteristics of welded details are analyzed using the finite element method. Based on the fatigue performance, the structural parameters of the… read more here.
Keywords: fatigue performance; stress; orthotropic steel; welded details ... See more keywords
Fatigue performance of U-rib butt welds in orthotropic steel decks
Sign Up to like & getrecommendations! Published in 2020 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2020.110485
Abstract: Abstract This study focuses on the orthotropic steel deck (OSD) of a cable-stayed bridge with a plate-truss composite structure. Fatigue tests and numerical simulations were conducted to investigate fatigue features in an OSD with a… read more here.
Keywords: butt welds; fatigue; orthotropic steel; rib ... See more keywords
Measurements of residual stresses in a welded orthotropic steel deck by the hole-drilling method considering stress biaxiality
Sign Up to like & getrecommendations! Published in 2021 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2020.111690
Abstract: Abstract Welding residual stress (WRS) significantly affects the fatigue cracking of orthotropic steel deck. In this paper, the influence of strain release coefficients (SRC) calibration methods on the WRS measurement results of the hole-drilling method… read more here.
Keywords: deck; method; stress biaxiality; wrs ... See more keywords
Probabilistic study on the macro-crack initiation of the rib-to-deck welded joint on orthotropic steel deck
Sign Up to like & getrecommendations! Published in 2020 at "International Journal of Fatigue"
DOI: 10.1016/j.ijfatigue.2020.105721
Abstract: Abstract The inherent randomness of the fatigue issues on the orthotropic steel deck (OSD) requires a probabilistic investigation. With respect to the unfavorable crack on the rib-to-deck welded joint of OSD, the macro-crack initiation, namely… read more here.
Keywords: deck; macro crack; crack initiation; orthotropic steel ... See more keywords
Experimental study on the fatigue behavior of the orthotropic steel deck rehabilitated by UHPC overlay
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Constructional Steel Research"
DOI: 10.1016/j.jcsr.2019.02.010
Abstract: Abstract The orthotropic steel deck is widely adopted in a number of large span steel bridges for its light self-weight and high load-bearing capacity. In China, due to the heavy load traffic, the fatigue cracks… read more here.
Keywords: steel; deck; steel deck; orthotropic steel ... See more keywords
Evaluating stress intensity factors for surface cracks in an orthotropic steel deck accounting for the welding residual stresses
Sign Up to like & getrecommendations! Published in 2020 at "Theoretical and Applied Fracture Mechanics"
DOI: 10.1016/j.tafmec.2020.102827
Abstract: Abstract The welding residual stresses (WRSs) in an orthotropic steel deck were investigated via experimental measurement and finite-element simulation. Both the surface and through-thickness WRSs were obtained. The simulated residual stress fields were in reasonable… read more here.
Keywords: welding residual; steel deck; orthotropic steel; residual stresses ... See more keywords
Investigation of the Fatigue Stress of Orthotropic Steel Decks Based on an Arch Bridge with the Application of the Arlequin Method
Sign Up to like & getrecommendations! Published in 2021 at "Materials"
DOI: 10.3390/ma14247653
Abstract: Orthotropic steel decks are widely used in the construction of steel bridges. Although there are many fatigue-evaluation methods stipulated by codes, unexpected fatigue cracks are still detected in some bridges. To justify whether the local… read more here.
Keywords: orthotropic steel; steel decks; fatigue stress; steel ... See more keywords