Cold-Formed Steel Design Codes Update
An update to the Cold-Formed Steel Design Codes has been added to RISA-3D v16.0 and RISAFloor v12.0. Updated Codes include:
The new AISC 360-16 15th Edition changes have been implemented into RISA-3D v17.0 and RISAFloor v13.0.
To select this code for your design, simply choose them from the Codes tab within the Model Settings.
A few notable changes in RISA between the 14th Edition and 15th Edition of the AISC code include:
Updated shape database
Updated slenderness ratio limits
Updated method to calculate b for the Direct Analysis Method stiffness reduction
Revised method of calculating effective area for slender compression elements
Brand new check for lateral-torsional buckling on rectangular HSS members