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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RISAFloor (10)

April 12, 2017

CSA O86-14 Canadian Wood Code now Available

The new CSA O86-14 code has been implemented in RISA-3D v15.0 and...

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April 12, 2017

Semi-Rigid Diaphragms now Available

RISAFloor now has the ability to model a Semi-Rigid, Rigid or Flexible...

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February 15, 2017

CSA S16-14 Canadian Steel Code now Available

RISA-3D now supports hot rolled steel design for the Canadian market...

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February 01, 2017

Enhanced "Move" Tools in RISAFloor

RISAFloor v11 includes the ability to re-position selected elements such...

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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 11, 2016

Adding Roof Parapets in RISAFloor

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

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