A Review of the Key Points in the Design of Small-Radius Curved Ramp Bridges
Download PDF


Bridge design
Small-radius curve ramp
Box girder span
Support method
Support form



Submitted : 2024-01-27
Accepted : 2024-02-11
Published : 2024-02-26


This article explores the fundamentals of small-radius curved ramp bridges. It covers the selection of box girder spans, support methods, and forms, along with design optimization techniques for this type of bridge structure. The purpose of this paper is to provide robust support for enhancing the design quality of these bridges and ensuring their efficacy in real-world applications.


Sun L, 2021, Research on Overturning Resistance of Small-Radius Ramp Bridges When the Plane is a Curve and a Straight Line. Northern Communications, 2021(7): 8–10 + 14.

Hu S, Zheng Z, Liu D, et al., 2021, Effect of Mainline Bridge on Seismic Response of Small Radius Curved Ramp Bridge and Simplified Analysis Model. Structural Engineer, 37(6): 6.

Wang Y, Zhang L, 2021, Construction Technology of Prefabricated T-beam Erection of Curved Bridge with a Radius of 74 m. Transportation World, 2021(8): 146–148.

Liu D, Zhang Z, 2021, Design Analysis of Small Radius Curve Cast-in-Place Box Girder Bridge. Construction Engineering Technology and Design, 2021(13): 1488–1489.

Chen J, 2023, Research on Optimization and Application of Interchange Ramp Bridge Design Scheme. Popular Science and Technology, 25(7): 37–40.

Zhao X, Ma W, Chen Z, et al., 2023, Overall Scheme Design of Bridges for Large-Scale Interchanges Across Multi-Line Railway Corridors. Modern Transportation Technology, 20(3): 34–40.

Cui P, 2022, Research on Anti-Overturning Calculation and Reinforcement Design of Curved Girder Bridges. Henan Science and Technology, 41(19): 81–84.

Xiao R, 2022, Design and Calculation Analysis of Small Radius Curved Continuous Steel Box Girder Bridge. Engineering Technology Research, 7(21): 167–169.

Zheng L, Wu Z, 2021, Anti-Overturning Calculation and Reinforcement Design of Single-Column Pier Curved Continuous Girder Bridge Based on New Specifications. Western Transportation Science and Technology, 2021(3): 147–150 + 196.

Xiao W, Wang S, 2021, Design Comparison and Selection of Box Girder Structural Forms for Urban Overpass Ramp Bridges. Hunan Transportation Science and Technology, 47(1): 123–125 + 145.