Allowable Stress Factors (LFD)
You can modify the stress factors by clicking the Edit Factors button to activate the Allowable Stress Factors . Edit the values as required and click OK to accept the values. The program will automatically return to the Project Parameters/Allowable Stresses tab. The default values shown in the Allowable Stress Factors are according to AASHTO Standard (LFD) Art. 9.15.
![](GUID-63A8C86B-C2E9-4E92-A155-72E34813D1AA-low.png)