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Concrete Strength of Vertical Joints in the Cantilever-cast Segment of Prestressed Concrete Box Girders
Publisher: American Society of Civil Engineers
Abstract: This study analyzed the influence of concrete compressive strength caused by vertical joints placed between cantilever-cast segments of various prestressed concrete (PC) box girder bridges. The vertical joints of two actual ...
Composite Unit-Based Evaluation of the Creep Effects of Continuous Prestressed Concrete Box Girders
Publisher: American Society of Civil Engineers
Abstract: To evaluate the influence of concrete creep effect on spatial stress in concrete, the formulas for recursive calculation of equivalent nodal loads of concrete creep of PC composite unit under multi-axial stress was considered. ...
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