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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RISA-2D

October 30, 2020

Concrete Design according to ACI 318-19 Now Available

The new ACI 318-19 concrete code has been implemented into RISA-3D v19,...

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August 30, 2019

LRFD Wood Design per AWC-NDS 2015/2018 Codes

Strength Design (LRFD) according to the AWC-NDS 2015/2018 code has been...

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February 03, 2018

What is the Difference Between Fixed and Reactions on Boundary…

In RISA-3D, you can define a boundary condition as Fixed (reaction will be...

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November 08, 2017

2018 IBC Coming Soon!

The International Code Council just released the 2018 International...

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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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August 16, 2016

Why Can’t I See My RISASection Shapes in the Shape Database?

When using RISA Integration between RISASection and RISA-3D, RISA-2D...

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January 07, 2016

Mechanically Graded Wood Design now Available

Mechanically graded wood materials have been added for the AWC NDS 2015...

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December 22, 2015

Wood Design per AWC NDS 2015 Wood Code

The latest versions of RISA-3D and RISAFloor now incorporate the AWC NDS...

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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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