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Yu Zheng, Chunfang Lu, Xiaomin Huang, Weibing Xu, Daxing Zhou, Jin Li, Jianxiang Li, Liqun Hou, Kuan Wang and Yulong Sun
To study how varying the parameters of expansion joints and bearing supports (E-B parameters) affects the dynamic response of a coupled vehicle?bridge system for curved girder bridges, a dynamic response analysis method for the coupled vehicle?joint (bea...
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Zhuang Wang, Bing Wang, Haozhe Jiang and Ping Zhuge
To investigate the influence of external prestressing with carbon fiber-reinforced polymer (CFRP) tendons on the flexural and shear performance of reinforced concrete beams, a total of six simply supported beams with a length of 3.5 m and two two-span co...
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Zawar Haider, Rafic M. Ajaj and Lakmal Seneviratne
This paper studies the effect of morphing rate on the aeroelasticity of a polymorphing wing capable of active span extension and passive twist/pitch. A variable domain size finite element model is developed to capture the dynamic effects due to the prese...
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Yulin Deng, Shuxun Ge and Fan Lei
This study aims to analyze the longitudinal seismic performance of a typical multi-span continuous girder bridge with seat-type abutments under earthquake excitation, especially accounting for different abutment behaviors. Three-dimensional finite elemen...
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Wenle Gao, Yuming Kou, Tongqing Yan, Hong Sun and Saijiang Li
Blasting demolition plays an important role in building demolition, and numerical-simulation methods can facilitate the optimization of blasting-demolition schemes. To study the influence of the delay-time differences between columns on the blasting and ...
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Guan-Yuan Zhao, Li Zhu, Wei Liu, Jia-Cheng Zhao and Jin-Xin Huo
The group studs arrangement is applied to prefabricated composite beams to significantly improve construction speed. However, contact vibration exists in the unconstrained interface area of the high-speed railway composite beam during the operation perio...
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Shouju Miao, Xiaojian Zhan, Yangbing Yuan and Lijun Jia
This study investigates the mechanical performance of a polyester fiber concrete continuous rigid frame bridge during construction and the spatial stress distribution of the 0# block box girder, with a focus on the backdrop of the bridge in Pipa Zhou, Ji...
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Tao Li, Yuesong Tang, Lianghui Li, Haoyu Hu, Zheng Li, Jiqing He and Bochao An
Taking the 14,030 panel of Zhaogu No. 2 coal mine as its research object, this paper studies the evolution characteristics of the developing height, propagation track and caving arch shape of water-flowing fractures under the influence of thick alluvium ...
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Huijuan Wang, Changyong Li, Sihao Song, Yao Wang, Qingxin Meng and Fenglan Li
Because researchers are aiming to restore the deformation and minimize the crack width of existing concrete structures, the strengthening technology of prestressed carbon-fiber-reinforced plastic (CFRP) is currently the focus of many studies and applicat...
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Amirhassan Alizadeh, Taleb Moradi Shaghaghi, Masoud Pourbaba, Seyed Saeed Mirrezaei and Yousef Zandi
Shear failure is an unfavorable phenomenon as it is a brittle type of failure; however, adding rebars and fibers to a concrete beam can minimize its detrimental effects. The objective of this study was to experimentally investigate the shear behavior of ...
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