September 13, 2018


Steel Design per AISC 15th Edition Steel Manual now Available


The new AISC 360-16 15th Edition changes have been implemented into RISA-3D v17.0 and RISAFloor v13.0.

Specification for structural steel buildings a360 16

To select this code for your design, simply choose them from the Codes tab within the Global Model Settings.

Global Model Settings Steel

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

Tags: RISA-3D RISAFloor Steel

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