Arrangement of Cables in Cable Stayed Bridges with Various Pylon Shapes and Connection Types

Autor: Mohamed Naguib, Saher Elkhoriby, MAHMOUD EL-BOGHDADI, Salah El-Stohey
Jazyk: Arabic<br />English
Rok vydání: 2022
Předmět:
Zdroj: Journal of Engineering Research - Egypt, Vol 6, Iss 1, Pp 34-44 (2022)
Druh dokumentu: article
ISSN: 2356-9441
2735-4873
DOI: 10.21608/erjeng.2022.120226.1055
Popis: The cable-stayed bridges (CSBs) had become the most important structure for long span bridges. Modern cable stayed bridges are more acceptable and flexible enough to resist wind and traffic loads. A typical cable-stayed bridge has a deck with a number of pylons and cables arranged in harp, radiating, and semi-fan bridge configurations. The bridges' static analysis was carried out using a FORTRAN finite element program based on the minimization of Total Potential Energy "TPE" applying the method of conjugate gradient [1]. The analysis is carried out for five spans CSBs with considering three shapes of pylons H, A and Y shape. Four popular connection cases have been shown to describe the effect of connections between pylons and floor beams. The effect of initial tension in cables and various heights of pylons are taken into consideration as parametric study. Also all above requirements are applied on Harp, Radiating, and Semi-Fan bridges.
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