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Long Term Composite Section (Negative Moment Region)

Question:

 The longitudinal reinforcement area is being divided by 3, but the I believe that the reinforcement will not creep over time and therefore should not be divided by 3. I've attached an Excel Output table. Please explain?



Answer:

If you follow the FHWA Examples for Steel Bridge Design Handbook, it is clearly mentioned in there that





(Reference: Design Example 3: 3-Span Continuous Horizontally Curved Composite Steel-I-Girder Bridge Page 45-48)

 



Thanks,
Midas Tech Support


Creation date: 7/18/2021 9:57 PM (suman)      Updated: 7/18/2021 10:01 PM (suman)
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