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

September 24, 2026

One Model, Many Materials: Understanding Multi-Material Structural Design with Integrated Design Tools

Modern building design is increasingly defined by hybrid systems. Engineers are combining multiple building materials within a single structure to meet demands for efficiency, constructability, and performance. This approach allows each material to be used where it performs best, but it also introduces a level of complexity. Coordinating different material behaviors within one structural system and load path is no longer a niche challenge. It is becoming standard practice. What is Multi-Material Structural Design Multi-material structural design is the practice of using different building materials in one coordinated structural system so that load paths, stiffness, and movement are all working together. In real projects, this shows up as: Mass timber framing on top of a concrete podium Steel transfer beams carrying concrete slabs above Masonry cores tied into wood gravity framing These systems are now common in commercial and residential projects, especially as teams look for more sustainable and efficient buildings. Why Multi-Material Design Matters Using multiple materials allows engineers to fine-tune structural systems and capitalize on the best attributes of each material. Multi-material structural systems help you: Provide stiffness where you need it, such as at a concrete core Allow for long spans and complex geometries by utilizing steel…

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Results (2)

September 07, 2016

Understanding the Slab Design Cut Results

In RISAFoundation, the user has the ability to manually draw a single...

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March 18, 2016

How Do I Find A Failing Member in the Model?

You may find that when looking at the Code Check spreadsheet that a given...

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December 09, 2015

Envelope Detail Report Results

RISA-3D v14 introduced envelope detail reports for all material members....

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June 15, 2015

Improved Result Access in RISA

This video tutorial will demonstrate how to find quickly review the...

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April 09, 2013

Internal Force Summation Tool Basics

The Internal Force Summation Tool has the ability to "cut through"...

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November 29, 2010

How to Check Frame Story Shears in RISA-3D

When using rigid diaphragm analysis in RISA-3D it can be useful to...

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