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Negative Design Moments - Equivalent Frame

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GreatDane2022

Structural
May 16, 2021
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9DA58E11-F768-4851-A2E6-3F7448579082_lsgzf3.png


Hello all-

Can anyone explain the calculation for negative design moment in the attached example (excerpt from PCA notes ACI 318-14)? I am unable to arrive at the same numbers (32.3, 67.0, 60.8, etc) from the bottom graph.

Thanks in advance.
 
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They are :) I think I just figured it out while trying to respond here...great how collaboration makes one think.

Design Moment Coefficients for Flat Plats
Interior negative (end span) - 0.70Mo
Negative (interior span) - 0.65Mo
Positive (interior span) -0.35Mo

Thank you!
 
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