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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New Tools for Modification of Elevated Slabs in RISAFloor ES
February 15, 2022

New Tools for Modification of Elevated Slabs in RISAFloor ES

RISAFloor Version 16 includes new and improved tools for the modification of openings, slab regions and thickness. The new version allows users to easily modify corner points of thickened regions or openings by first selecting the corner and then dragging it to a new location. For more information...

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Why does my slab deflection increase using ACI 318-19?
December 21, 2021

Why does my slab deflection increase using ACI 318-19?

Since the release of RISAFloor v15 and ADAPT-Builder v20, both which include the latest update to the ACI code (ACI 318-19), some customers have asked our support team why they're experiencing increased slab deflections. These increased deflections are the result of changes in the calculation of...

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Drawing Grid and Other Modeling Improvements
October 4, 2018

Drawing Grid and Other Modeling Improvements

RISAFloor v13 includes a variety of modeling features which allows users to quickly create and manipulate geometry. These features include construction lines, saved selections and copy elements from floor to floor. Overall, these features can be used to help engineers streamline their modeling...

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Copy Elements from Floor to Floor
September 6, 2018

Copy Elements from Floor to Floor

RISAFloor v13.0 now includes the added ability to graphically copy elements from one floor to another floor. This feature will expedite the modeling process by giving designers more control over which beams, columns, walls and joints are carried over to another floor. To access the tool, click on...

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Beam Skip Loading now Available
November 15, 2017

Beam Skip Loading now Available

Basic Description Pattern based skip loading has recently been added into RISAFloor beam design. This can be turned on or off using the checkbox in the Solution tab of the (Global) Model Settings shown below.

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User Defined Reinforcement
October 7, 2017

User Defined Reinforcement

RISAFloor ES v12 now includes the ability to manually define user reinforcement in concrete slabs.

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