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Wenda Ma, Bo Wu, Dingsong Qin, Bin Zhao and Xianyi Yang
The frequently conventional assumption that bridge temperature is uniformly distributed on long-span bridges could lead to uncertainty when analyzing temperature effects. This study investigated the surface temperature of steel box girders on a long-span...
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V. P. Redchenko,Y. V. ???????,T. V. Redchenko
Pág. 168 - 172
The article deals with the results of the practical and theoretical researches of impact of structural damage on its modal parameters.
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Jin Wei, Wei Liu, Peixin Gao and Yujie Ding
In this paper, an analytical dynamic model is proposed for vibration suppression of a multi-span continuous bridge by tuned mass dampers (TMDs). Firstly, the partial differential equations (PDEs) that govern the motion of the multi-span continuous bridge...
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Xiaolong Zhou, Taoxin Deng, Li Chen, Jie Chen, Ao Li, Qijie Yuan, Wei Fang and Jianfeng Gu
In the construction process of large-scale bridges, there are uncertainties and time-varying factors in the environment and construction loads. It is difficult to make accurate estimates of the theoretical calculation models of construction control in ad...
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Yafei Wang, Changfa Zhou, Jiwei Zhong, Zhengxing Wang, Wenfan Yao, Yuyin Jiang and Shujin Laima
The increasing number of suspension bridges has led to designs favoring greater length and flexibility, resulting in a common problem of vortex-induced vibration. While vortex-induced vibration typically does not cause structural damage, it diminishes th...
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Vincenzo Gattulli, Francesco Potenza and Giulio Piccirillo
This paper presents the results of an experimental dynamic campaign carried out on a reinforced concrete multi-span arch bridge. Five expeditious ambient vibration tests were conducted separately on five spans (one test in each span) of the bridge using ...
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Yi Su, Jin Di, Shaopeng Li, Bin Jian and Jun Liu
The traditional method for calculating the buffeting response of long-span bridges follows the strip assumption, and is carried out by identifying aerodynamic parameters through sectional model force or pressure measurement wind tunnel tests. However, th...
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Lei Fu, Qizhi Tang, Peng Gao, Jingzhou Xin and Jianting Zhou
The shallow features extracted by the traditional artificial intelligence algorithm-based damage identification methods pose low sensitivity and ignore the timing characteristics of vibration signals. Thus, this study uses the high-dimensional feature ex...
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Hyejin Yoon, Sung Tae Kim, Won Jong Chin, Young Jin Kim and Jeong-Rae Cho
This study intends to verify analytically and experimentally the performance of a new type of prestressed concrete (PSC) I-girder for its application as railway bridge. Since the girder-type railway bridge develops relatively low torsional rigidity, ther...
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O. L. Zakora,S. V. Kliushnyk,H. O. Lynnyk,M. P. Dytynenko,D. L. Ivashkevych,O. A. Zabyiaka
Pág. 47 - 50
In the paper the influence of basic power factors on the stained-and-stressed state of reinforced-concrete tiles of BMP is considered. The recommendation for the increase of its operating qualities are given.
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V. I. Kyrian,M. H. Malhin
Pág. 55 - 60
The structural features of welded railway bridges of the last century were considered. The basic causes of appearance of fatigue cracks in welded joints of railway bridges were assessed. Structural and technological ways of provision of the design life o...
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B. V. Savchynskyi
Pág. 229 - 231
The basic criteria of an estimation of reliability and durability of ferro-concrete road bridges are generalized. Recommendations for increase of reliability and durability of ferro-concrete road bridges are offered.
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B. D. Sukhorukov
Pág. 232 - 234
The accuracy estimation for new experimental method of calculation for determine transverse placing coefficients for normative road loads on the bridges was made.
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O. L. Zakora
Pág. 118 - 123
The results of theoretical and experimental tests of the constructional, dynamic and constructive damping of vibrations of the bridge span structures have been considered.
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V. P. Redchenko
Pág. 140 - 142
The paper presents a technique and the program complex for definition of structural parameters of span structure of highway bridges by results of their tests by moving load.
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Fabio Micozzi, Michele Morici, Alessandro Zona and Andrea Dall?Asta
Video processing for structural monitoring has attracted much attention in recent years thanks to the possibility of measuring displacement time histories in the absence of stationary points close to the structure, using hardware that is simple to operat...
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Marame Brinissat, Richard Paul Ray and Rajmund Kuti
This paper presents the results of a recent field test carried out before the opening phases of the Szapáry motorway bridge across the Tisza River in central Hungary. The evaluation test was based on static and dynamic load tests that provided informatio...
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Qian Huang, Xiaoguang Wu, Yunfei Zhang and Min Ma
The practical calculation method of tower load in arch bridge cable lifting construction proposed in this paper, including its engineering application on the analysis of tower mechanical properties, has the characteristics of high calculation efficiency ...
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Georgios I. Dadoulis and George D. Manolis
In this work, we investigate the transient response of a model bridge traversed by a heavy mass moving with constant velocity. Two response regimes are identified, namely forced vibrations followed by free vibrations as the moving mass goes past the far ...
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Minseo Jang, Yunwoo Lee, Deokhee Won, Young-Jong Kang and Seungjun Kim
Owing to the structural characteristics of floating-type structures, they can be effectively applied to overcome the limitation of conventional long-span bridges in deep water. Unlike cable-supported bridges with fixed towers, floating cable-supported br...
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