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What’s New Archive

October 11, 2018

With the recent release of RISA-3D v17.0.0 the program now offer the user the option to use Chord Straps between floors of a wood shear wall building in lieu of using hold downs. Chord Straps are a great option for transferring tension load between floors of a multi-floor building and can be installed without accessing […]

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Posted in Technical Solutions, What's New | Comments Off on Hold Downs or Straps? You choose.

October 4, 2018

RISA-3D v17.0 now has the ability to model partial fixity member end releases. Partial fixity end releases can be utilized in RISA to model the behavior of a partially restrained or semi-rigid connection that cannot be idealized as fully fixed or pinned. Partially restrained connections are common in seismic moment frame systems and their semi-rigid […]

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Posted in Technical Solutions, What's New | Comments Off on Partial Fixity End Releases in RISA-3D

October 2, 2018

The new AWC NDS 2018 code has been implemented into RISA-3D v17.0 and RISAFloor v13.0. To select this code for your design, simply choose this code from the Codes tab within Global Model Settings.   After solution, the results are available in the Design Results spreadsheet. You can also verify the code selection used in […]

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Posted in Technical Solutions, What's New | Comments Off on Wood Design per AWC NDS 2018 Wood Code

September 20, 2018

RISAFoundation v11.0 now includes the added ability to enter a passive pressure for slabs. The passive pressure represents soil pressure along the perimeter of the slab and will contribute to the sliding resistance of the slab. RISAFoundation will multiply the passive pressure by the vertical area along the slab’s perimeter in both the slab’s local […]

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Posted in Technical Solutions, What's New | Comments Off on Passive Resistance for Mat Slabs

September 13, 2018

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 Global Model Settings. A few notable changes in RISA between the 14th Edition and 15th Edition of the AISC code include: Updated shape database […]

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Posted in Education, What's New | Comments Off on Steel Design per AISC 15th Edition Steel Manual