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Simplified Method for Failure Analysis of Concrete Beams Prestressed with External Tendons
Publisher: American Society of Civil Engineers
Abstract: The flexural strength of externally prestressed beams depends on the tendon stress at failure. If the tendon is free to slip at the deviators its stress will depend on the global deformation of the whole structure. Thus ...
Analytical Model for Geometric and Material Nonlinear Analysis of Externally Prestressed Beams
Publisher: American Society of Civil Engineers
Abstract: The analysis of beams prestressed by external slipping tendons involves various difficulties related to the coupling between the local strain of the tendons and the global deformation of the beam. The structural behavior ...
Design and Experimental Analysis of an Externally Prestressed Steel and Concrete Footbridge Equipped with Vibration Mitigation Devices
Publisher: American Society of Civil Engineers
Abstract: A 142-m, three-span continuous footbridge over the Esino River (Italy) is considered as a case study to illustrate a number of challenging aspects in its static and dynamic design. The adoption of an optimized steel deck ...