The Shear Capacity of RC Coupling Beams with Small Span-to-Depth Ratio and Arranged High-Strength Steels

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Abstract:

The Shear capacities of fourteen coupling beams are analyzed in this research by the finite element numerical simulation method. The coupling beams are designed with small span-to-depth ratios and arranged high strength steel. The results show that the shear capacities of coupling beams accord with the compression strut model. The shear capacities improve obviously through enhancing the diagonal steel bars, but they do not show significant influence through changing the strength of transverse and longitudinal bars. Comparing the results calculated by the formulas shown in the Code for Design of Concrete Structures (GB50010-2010), the results calculated by the finite element method show the gap, and it will be the key issue for further study.

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258-262

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May 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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