The predicted and measured displacements of #8~#12 prestressing tendon tensioning during the tensioning phase

The predicted and measured displacements of #8~#12 prestressing tendon tensioning during the tensioning phase

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To address the issue of excessive mid-span deflection in rigid frame-continuous girder bridges during the later stages of normal use and to provide a basis for setting the pre-camber of this bridge type. This study focused on a specific rigid frame-continuous girder bridge. Based on the outcomes of finite element analysis, a GM(1,1) model developed...

Contexts in source publication

Context 1
... on the GM(1,1) model, it is possible to derive the anticipated vertical movement of the primary beam as it undergoes tension in the #8 ~ #12 prestressing tendon tensioning. The anticipated values and corresponding observed values are presented in Table 3. ...
Context 2
... data presented in Table 3 illustrates that the gray model's prediction result exhibits a maximum error of merely 1.73 mm. To streamline the forecasting of the vertical ...

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