Results 91 to 100 of about 1,908 (218)

Propagation Effect Analysis of Existing Cracks in Box Girder Bridges Based on the Criterion of Compound Crack Propagation

Buildings
Cracking in concrete box girder bridges will have a significant impact on the safety and durability of the structure, and many box girder bridges which are in service have undergone varying degrees of cracking.
Yong-Jian Chen, Xian-Cheng Huang, Shi-Zheng Chen, Li-Yuan Wang, Ji-Wei Zhong, Hui Cheng   +5 more
doaj   +1 more source

Influence of initial temperature method on temperature distributions on concrete box girder cross-sections

, 2020
The accuracy of initial temperature method is the key issue of the research on the temperature distributions on concrete box girder cross-sections.
Chen B. C., Li Z. X., Huang F. Y., Xue J. Q., Lin J. H., Briseghella B.   +5 more
core   +1 more source

Dynamic interaction analysis between high-speed train and multi-span prestressed concrete box girder bridges

Tạp chí Khoa học và Công nghệ
This study analyzes dynamic interaction between high-speed trains and multi-span reinforced concrete box-girder bridges, considering approach embankment stiffness and rail–bridge connection.
Vo Van Hiep, Tran Le Anh Duc, Phan Hoang Nam   +2 more
doaj   +1 more source

Concrete box girder bridge design using neural network

, 1999
The box girder is the most widely used superstructure in concrete bridge construction. Because of its desirable characteristics, concrete box girder bridges have been widely used as an economic and aesthetic solution for overcrossings, separation ...
He, Wen Wei.
core  

Effects Analysis of Web Cracks on Long-Term Deformation of Large Span Pre-Stressed Concrete Continuous Box Girder Bridge

, 2010
Excessive deflection and its long-term sustainable development has become a common disease of large span pre-stressed concrete continuous box girder bridge, but the causes of it is difficult to reach consensus.
Ya Wen Liu, Da Rong Pan, Fei Shao, Feng Li   +3 more
core   +1 more source

Design and Application of PC Composite Box-Girder Bridge with Corrugated Steel Webs

, 2011
The structure characteristic of prestressed concrete(PC) composite box-girder with corrugated steel webs is introduced, and the advantage is shown compared to PC girder bridge. Design of PC composite girder bridge with corrugated steel webs is introduced,
Da Long Ren, Shui Wan
core   +1 more source

Analysis of Temperature Field of Steel Box Girders During Steam Curing Construction Process of Steel-UHPC Composite Bridge Decks

Zhongwai Gonglu
To clarify the influence of high-temperature steam curing of steel-ultra-high performance concrete (UHPC) lightweight composite bridge deck paving on the temperature field of the steel box girder, taking a certain bridge in Hunan Province as an example ...
WU Shang, ZHANG Yongjian
doaj   +1 more source

Test and Numerical Study on Blast Resistance of Main Girders Coated with Polyurea in Self-Anchored Suspension Bridges

Applied Sciences
This study investigates the blast-resistant performance of a polyurea-coated suspension bridge girder under explosive loads. The Hunan Road Bridge of Shandong was used as a case study through combined test and numerical simulation methods.
Rong Wang, Guangpan Zhou, Xiaobao Zuo
doaj   +1 more source

Design of steel-concrete composite structure of road box girder bridge on by-road of Bludov

, 2018
The aim of this work is design and assessment of the box-girder road bridge on by-road of Bludov. Bridge is designed as composite steel concrete bridge with 5 spans with distances between supports of 31,25 m; 40,0 m; 60,0 m; 60,0 m and 40,35 m.
Kuba, Michal
core  

Study on Early Cracking Resistance of PC Box Girder Bridge

, 2010
Early cracks of box girder are widespread during the construction stage of PC box girder bridges. The cracking resistance of a prestressed concrete continuous beam bridge was conducted from the point of construction technique.
Xiao Yi Zhang, Chuang Sheng Zheng, Wei Chun Zhong, Hui Zhou   +3 more
core   +1 more source