Prota Software is pleased to announce the latest ProtaStructure 2026 update, released on August 19, 2026. Specifically, this version (v9.0.565) delivers 163 enhancements spanning new features, workflow improvements, design code updates, and refinements across the entire structural engineering platform. Above all, the ProtaStructure Suite 2026 update touches nearly every stage of the structural engineering workflow — from modelling and analysis to detailing and reporting.
In this post, we’ll walk through the highlights of this ProtaStructure 2026 new update. Furthermore, we’ll explain how each enhancement supports structural engineers working on real projects. Finally, we’ll show you how to download and get started with this ProtaStructure 2026 upgrade today.
Why This ProtaStructure 2026 Update Matters
The focus of this ProtaStructure 2026 latest update is clear: address real workflow needs reported by structural engineers on real projects. Specifically, this includes faster member labelling, more precise joint shear checks, smarter footing design, and reports that answer questions before reviewers ask them.
Moreover, this structural engineering software update reflects direct feedback from users in more than 90 countries. As a result, every enhancement in the ProtaStructure Suite 2026 update delivers a measurable benefit in daily practice. Above all, this release represents Prota Software’s ongoing commitment to reliable, code-exact structural analysis and design.
New Features: Greater Control Over Labelling and Steel Standardisation
The ProtaStructure 2026 update introduces new capabilities that give engineers finer control over documentation and design economy.
Separate Re-Labelling for Basement and Shear Walls
Basement walls and shear walls now have dedicated categories in the member re-labelling options. Specifically, engineers can renumber these elements independently of other members. Furthermore, this keeps wall labels consistent and logical even in complex multi-storey models. As a result, drawing sets and reports remain easier to navigate and verify.
Reinforcement Ratio in Steel Standardisation
The Steel Standardisation section of RC Column Design now displays the reinforcement ratio directly. Specifically, engineers can evaluate and standardise column reinforcement with this key economy metric visible at a glance. Moreover, this eliminates the need for separate calculations. Therefore, the ProtaStructure 2026 new update helps deliver more economical designs faster.
Seismic Design and Code Compliance: Sharper Joint Checks Across Codes
Code compliance receives major attention in the ProtaStructure Suite 2026 update. Specifically, a coordinated set of enhancements sharpens beam-column joint provisions across multiple international codes.
ACI 318-19 Joint Shear Capacity
ACI 318-19 joint shear capacity calculations for Special Moment Frames now apply the coefficients from ACI 318-19 Table 18.8.4.3. For example, ACI 318-19 SMF joint shear uses 1.7λ√fc′Aj for fully confined joints. Furthermore, the strength reduction factor now reflects φ = 0.85 for SMF systems (versus 0.75 for other systems). As a result, ACI 318-19 beam-column joint verification aligns precisely with the code text. Moreover, joint shear checks for Intermediate Moment Frames received matching refinement.
TBDY 2018 Panel Zone Checks
TBDY 2018 panel zone check support has been added, with beam-column joint verification per TBDY 2018 Section 9.3.4 and the required web thickness reported. Specifically, this verification is now fully integrated into the workflow. As a result, engineers working under the Turkish seismic code receive complete, documented joint checks without any side calculations.
Refinements Across International Codes
Additional code refinements in this ProtaStructure 2026 update include:
- NSR-10 (Colombia) and IS 13920 (India): the ¾ beam-width rule for classifying joint confinement is now applied with full precision, alongside updated NSR-10 strength reduction factor citations.
- NSCP 2015 (Philippines) and UBC 1997: joint shear capacity coefficients now use their exact SI values.
- Thai design code: unfavourable load factors updated to D: 1.4 and L: 1.7, with the φ factor for wall elements set to 0.75 in the Thailand template.
- EC8: Vd design values in beam design calculations refined, and post-analysis reports now include detailed q-factor calculations.
Therefore, the ProtaStructure 2026 upgrade delivers deeper, code-exact seismic verification for engineers working across multiple jurisdictions.
Modelling and CAD: Enhancements That Save Time Every Day
Several modelling enhancements in this ProtaStructure new release reduce daily friction and accelerate everyday work.
Snap to Intersections
Members can now snap directly to intersection points. Specifically, this makes precise geometry faster to build. Moreover, complex layouts benefit from cleaner, more predictable modelling.
Cantilever Slab Arrows
Cantilever slabs now display arrow signs in CAD operations. As a result, load direction and slab behaviour become readable at a glance on drawings. Therefore, documentation gains an extra layer of clarity for reviewers.
Consistent Beam Labels Across Storeys
Beams at the same position on different storeys now receive matching labels automatically. Specifically, this long-requested enhancement keeps multi-storey documentation coherent. Furthermore, it eliminates manual re-labelling effort across large models.
Composite Slabs and Omega Sections
Composite slab properties can now be modified through bulk tables. Moreover, omega section readability in the Section Manager has been refined for easier selection and review.
IFC Interoperability
Cold-formed C-shaped sections now import cleanly through IFC. Additionally, custom sections are supported in IFC imports. As a result, the ProtaStructure 2026 update delivers stronger interoperability with the broader BIM ecosystem.
Steel Design: Castellated Beams, Wind Columns, and More
Steel design workflows also benefit from targeted enhancements in this ProtaStructure latest release.
- Castellated beams: properties are now editable in bulk, and the starter length offset is considered in Vierendeel checks for more accurate results.
- Wind columns: a dedicated “Wind Column” option has been added to steel column tables. Furthermore, wind columns are properly excluded from storey drift checks as non-seismic members.
- Truss members: all frame members can now be defined as “Vertical-Only Member” in truss macro interfaces.
- Base plates: stiffener outer edges now align with the column section edge for cleaner, fabrication-ready details.
- ProtaSteel integration: default member prefixes updated (CL, B, VB, HB, TR) for consistent naming across the entire suite.
As a result, steel and composite designers gain a more polished, production-ready workflow.
Foundations and Footings: Smarter, More Economical Designs
Foundation design receives major attention in this ProtaStructure 2026 update. Specifically, several new features make foundation design faster and more economical.
Automatic Pad Footing Depth Optimisation
When shear or punching checks require additional capacity, the software now optimises the footing depth automatically. Specifically, this eliminates manual iteration. As a result, engineers save time on every footing while still achieving code-compliant designs. Therefore, this ProtaStructure new version transforms one of the most repetitive design tasks.
User-Defined End Spacing for Pad Footing Rebars
The end spacing of the first and last rebars can now be user-defined. Furthermore, this gives engineers precise control over detailing where local practice or fabrication constraints require it.
Additional Foundation Enhancements
- Symmetric models: pad footing dimensions are computed with full precision for fully symmetric layouts.
- Pile caps: self-weight calculations now handle irregular geometries with complete accuracy.
- Strip footings: changes to distribution rebar diameters are automatically reflected in drawings.
- SNI/ACI detailing: lap and anchorage length calculations refined for stronger compliance.
Reports and Verification: Answers Before the Questions
The ProtaStructure 2026 latest update sharpens reports and verification tools, making review-ready documentation easier to produce.
- EC2 in building assessment: Eurocode 2 is now available in the building assessment report design codes.
- Richer pre-analysis checks: foundation depth, SubBasement Level information, and material properties in section tables are now part of pre-analysis reports.
- Search in analysis results: a search box in the Analysis Results form lets you jump directly to any element — type “S15” or “K5” and go.
- Clearer diagnostics: staircase reports now state the cause of a failed check, strong column–weak beam warnings deliver more information for single-storey structures, and error windows now appear in the foreground when a project opens.
- Imperial units: rebar diameters display with full precision in quantity takeoff tables.
Therefore, this release delivers review-ready documentation with fewer follow-up questions from reviewers.
Summary of Key Enhancements
| Area | Enhancement | Benefit |
|---|---|---|
| Modelling | Separate re-labelling for basement and shear walls; snap to intersections | Cleaner models, faster documentation |
| Seismic codes | ACI 318-19, TBDY 2018, NSR-10, IS 13920, NSCP, UBC joint checks refined | Code-exact joint verification |
| RC design | Reinforcement ratio in Steel Standardisation; refined beam rebar placement | Faster, more economical designs |
| Steel design | Castellated beam bulk edit; wind column option; base plate alignment | Less manual editing, better details |
| Foundations | Pad footing depth optimisation; user-defined rebar end spacing | Automated iteration, tidier detailing |
| Reports | EC2 assessment; q-factor details; search in analysis results | Review-ready documentation |
Who Benefits Most From This ProtaStructure 2026 Update?
While every ProtaStructure user gains from 163 refinements, three groups will feel this update immediately:
- Engineers working with international codes — the coordinated joint shear enhancements across ACI 318-19, TBDY 2018, NSR-10, IS 13920, NSCP 2015, UBC 1997, and the Thai code make cross-border practice safer and audits smoother.
- RC design-focused teams — reinforcement ratio visibility, smarter pad footing design, and refined beam reinforcement placement translate directly into material savings and faster approvals.
- Steel and composite designers — castellated beam enhancements, wind column handling, and IFC import refinements streamline steel workflows end to end.
Why This ProtaStructure 2026 Upgrade Matters
Structural engineering firms face growing pressure to deliver code-compliant designs faster, across more jurisdictions, with leaner teams. Specifically, updates that target real workflow needs compound into hours saved on every project and fewer surprises at review time.
For example, a joint check that matches the code table exactly, a footing that sizes itself when a punching check needs additional capacity, and a label that stays consistent across twenty storeys — each of these small refinements adds real value. Therefore, the ProtaStructure 2026 update delivers 163 deliberate enhancements that make everyday structural engineering practice faster and more reliable.
A Trusted Structural Engineering Platform Backed by 40+ Years
ProtaStructure isn’t a new arrival. In fact, Prota Software has over 40 years of industry expertise. As a result, we’ve grown alongside generations of structural engineers. Furthermore, we’ve refined our tools through real-world feedback on complex projects.
Today, firms in more than 90 countries trust our structural engineering software. Specifically, they choose it for safe, fast, and efficient design. Moreover, this latest ProtaStructure release continues our tradition of reliable, evolving structural engineering technology.
How to Download the ProtaStructure 2026 Update
Ready to explore this release? The ProtaStructure download is available right now:
- Download the ProtaStructure 2026 update . Specifically, existing users can access the ProtaStructure latest download directly.
- Request a free 30-day trial at protasoftware.com if you’re new to ProtaStructure.
- Review the complete ProtaStructure release notes at iris.protasoftware.com for all 163 enhancements. Furthermore, the ProtaStructure 2026 release notes cover every change in detail.
Additionally, our broader resource ecosystem supports your entire journey:
- Hands-on video demonstrations on our YouTube channel.
- Tutorials, FAQs, and product documentation at the Prota Help Center.
- Meet the experts. Notably, our technical specialists are ready to answer questions about any feature in this release.
- Follow us on social media for announcements, training webinars, changelog details, and future event news.
Real-World Applications: See What Engineers Are Building
The best way to understand a design tool is to see real projects. In other words, look at what engineers actually build with ProtaStructure. Therefore, we invite you to explore the following:
- First, browse projects in our Project Gallery. It showcases real structures designed using ProtaStructure across different markets.
- Next, read customer success stories from firms worldwide. Notably, these firms have transformed their design workflows.
These resources offer practical inspiration for your team. Above all, they demonstrate how ProtaStructure applies to daily structural engineering work.
Wrapping Up
The ProtaStructure 2026 update released on August 19, 2026 represents one of the most substantial maintenance releases of the year. Specifically, the 163 enhancements combine to make daily engineering practice faster, more reliable, and more code-precise. Furthermore, from sharper joint shear checks to automated pad footing depth optimisation, this release addresses the moments that matter most in real project delivery.
In conclusion, this ProtaStructure new release continues our commitment to delivering meaningful, workflow-driven enhancements. Moreover, our team remains dedicated to supporting structural engineers with tools that reflect real project needs.
Ready to get started? Please visit our YouTube channel, Help Center, Project Gallery, and success stories to explore the ProtaStructure 2026 update today.
Finally, thank you for choosing ProtaStructure — we look forward to supporting your next project.
