[RSA 2023] ACI 318 Moment Amplification Factor Incorrect

[DonBAE]

Per ACI equation 6.6.4.5.2 delta should be greater than or equal to 1.0, Robot currently allows values less than 1 to be considered.

Also when choosing "save project as"  with the Column-note tab active Robot attempts to save the model as a text document.

 

[DonBAE]

the Beta,dns factor is also incorrect it should be calculated base on the ratio of dead load to total factored load.

[DonBAE]

What is the beta factor in the load input, the help file does not define what this is used for:

[okapawal · Accepted solution]

This issue has been corrected in Robot Structural Analysis 2024 release. Release notes 

Implemented condition for min delta for ACI318-14 & ACI318-19 according to p.6.6.4.5.2