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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July 02, 2013

How to use Live Load Special

In RISAFloor, there are several different Load Categories that define Live...

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June 23, 2013

Customizing Labels in RISA-Revit Link

You can now customize the member and nodes names Revit uses during the...

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May 15, 2013

How can I find the deflection of plates?

Below is a model of a flat concrete slab made of plates. In order to...

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April 24, 2013

How to Export Detailed Drawings from RISAFoundation

RISAFoundation has the ability to export detailed reinforcement drawings...

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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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March 27, 2013

Nesting Load Combinations

The Load Combinations spreadsheet in RISA-3D is limited to ten columns of...

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March 20, 2013

Plate Contours Compared to Spreadsheet Values

After solution in RISA-3D, you can use Results View Settings to view the...

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February 07, 2013

Tapered Member Design Using AISC Design Guide 25

RISA has now incorporated the tapered member design provisions from Steel...

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January 31, 2013

Slab Modifications in RISAFoundation

This video shows how slab modifications can used to add an opening or...

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