Before any beams can be designed, you must specify the load combinations to consider. These may be created manually as User Defined Load Combinations or Code Generated Combinations can be utilized. To establish the Combinations for Concrete Design:
Select Combinations > Generated.
Select IBC 2006 from the Code for Combinations drop down box.
Type 1.113 for Sds.
Set Rho to Use Calculated.
Set the Snow Factor to Use Reduced Factor (0.2)…
Click [Generate].
The Load Combinations box will be filled with load combinations and each should be checked to Use.
