Tips & Tricks

December 29, 2025

What’s New for IBC 2024 in RISA: A Closer Look

With RISA’s latest release of RISA-3D v23.0.1, we’re continuing to expand support for IBC 2024, helping engineers stay aligned with the latest building code requirements as adoption accelerates across the U.S.—including federally funded projects. This release builds on v23.0.0 ASCE 7-22 enhancements and adds key material design updates that move RISA further into full IBC 2024 compliance. New Material Design Updates Supporting IBC 2024 The upcoming release introduces several important design code updates referenced by IBC 2024, including: Steel Seismic design per AISC 341-22 Prequalified connections per AISC 358-22 Continued support for AISC 360-22 (16th Edition) steel design Ongoing updates to the hot-rolled shape database, including compatibility with both 15th and 16th Edition steel manuals These updates support modern seismic detailing requirements and ensure consistency with current steel industry standards. Masonry Masonry design per TMS 402-22, aligning with the latest strength and serviceability provisions adopted by IBC 2024. Key updates include: Revisions to shear design equations, including clarified definitions of shear area as outlined in Table 4.4.5, improving consistency and transparency in shear capacity calculations. Updated strength reduction factors for flexure and combined flexure + axial. Unlike previous editions that used a fixed ϕ-factor of 0.9, TMS 402-22 introduces tension-controlled,…

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How Do I Change the Slab Local Axes?
May 20, 2015

How Do I Change the Slab Local Axes?

RISAFoundation has the ability to change the Local Axes for slabs. This is useful when you have a slab that is skewed from the global axis. RISAFoundation will perform the sliding and overturning checks based on the skewed local axis.

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Circular Pedestals on Spread Footings
May 13, 2015

Circular Pedestals on Spread Footings

Circular pedestals and posts can be added to spread footings in RISAFoundation. To specify a circular pedestal or post, open up the Footing Definition spreadsheet and select the Pedestal tab. Circular shape can be selected for either the Pedestals or Post type.

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Which Wall Footing Type Should I Use?
April 22, 2015

Which Wall Footing Type Should I Use?

RISAFoundation has the ability to define different types of wall footings. You can define these from the Draw Wall Footings toolbar:

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How to Model With Stem Walls in RISAFoundation
March 5, 2015

How to Model With Stem Walls in RISAFoundation

New in RISAFoundation V7 is a Stem Wall element. This element would be drawn on a slab element for the purpose of transferring wall loads into the slab. You can add stem walls either from the Draw Stem Walls dialog.

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Slab on Grade Design with RISAFoundation
April 15, 2014

Slab on Grade Design with RISAFoundation

RISAFoundation was originally created as mat slab design software, but with some tweaks in the latest version (v6.0) it is now useful for slab on grade design as well. To get a design for slab on grade simply draw a slab element which has the appropriate thickness:

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