Risa Tips & Tricks: How to Use Our Structural Analysis Software

September 16, 2026

Modeling with Confidence: Understanding Nodes in RISA-3D

Nodes may be small, but they have an outsized impact on your RISA-3D model. They control how loads are transferred through your model. Missing or misplaced nodes can change analysis results if you don’t understand how they influence element behavior. Here are some of the most common ways nodes can affect your design behind the scenes. 1. Plate Loading & Framing How it works: Plates only transfer load and stiffness through their corner nodes. Key considerations: Apply loading as plate surface loads or as nodal loads at the corners Framing elements, such as beams or adjacent plates, must connect at corner nodes to transfer load correctly Check out the articles below to learn more about plates interacting with other elements Tip: Use the Auto Submesh Plates tool to mesh the plate into smaller sections and make sure there is a corner node at crossing members. This tool can be used after the plate is already drawn or automatically while drawing in the plate. Use “Submesh Plates” tool under the “Modify” tab to automatically submesh plates after they are drawn. Use “Automesh of Plates” tool under the “Home” tab to automatically submesh plates as they are drawn. 2. Crossing Member Interaction…

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New (39)

January 11, 2017

What's New in IBC 2015?

These include:

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December 16, 2016

Viewing Coordinates in Cursor Display

In RISA-3D, RISAFloor, and RISAFoundation the cursor now provides...

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November 16, 2016

How the Analysis Offset feature can be used to design WT Braces

In the RISA-3D when you model a WT brace it exists at the member centroid,...

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November 16, 2016

Custom Column Strip Widths

RISAFloor v11 now includes the ability to create custom column strip...

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November 11, 2016

Adding Roof Parapets in RISAFloor

RISAFloor v11 now includes the option to add parapets and parapet loading...

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November 09, 2016

How to verify loads graphically in RISAFloor

RISAFloor does not record the applied area loads in a spreadsheet. To...

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November 02, 2016

Basic Code Terms for Seismic Behavior and Why We Use Them

Seismic Forces are generated automatically using seismic parameters R,...

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October 20, 2016

Shear Splices between Slabs

In RISAFoundation v8, you can add a shear splice between slabs so that it...

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