Can you be liable for mistakes?

Liability depends on law and facts. Terms aim to limit liability, but counsel should tailor language to your jurisdiction.

Can users scrape the site?

Define acceptable use and rate limits. If you want to restrict scraping, include explicit terms and technical controls.

Can I embed the calculators?

If you want to allow embedding, create explicit embed terms. Otherwise, treat embedding as not licensed.

Should terms be indexed?

Typically noindex to avoid low-intent search traffic, but they should be accessible.

How do users contact you about issues?

Provide a support contact method and describe response expectations.

Terms of Use

Q: Do you guarantee code compliance?

No. Compliance depends on jurisdiction, edition, configuration, and professional verification.

Q: What about standards copyrights?

Clarify that standards are copyrighted and that you do not reproduce them as a substitute.

Last updated: 11 February 2026

These terms govern your use of steelcalculator.app ("the Site"), operated as a free educational resource for structural steel design calculations. By accessing or using the Site, you agree to these terms. If you do not agree, do not use the Site.

1. Educational use only — no professional advice

The calculators and content on this Site are provided for educational and preliminary reference purposes only. They are not a substitute for professional engineering services.

No engineer-client relationship is formed by using this Site.
All calculation results must be independently verified by a qualified professional engineer before use in any real project.
Users are solely responsible for ensuring code compliance, safety, and fitness for purpose in their own work.
The Site covers provisions from AISC 360, AS 4100, EN 1993, and CSA S16, but does not claim full coverage of any standard.

2. Disclaimer of warranties

The Site and all content are provided "as is" and "as available" without warranties of any kind, whether express or implied. We do not warrant that calculations are accurate, complete, current, or suitable for any particular purpose. Use of any output is entirely at your own risk.

3. Limitation of liability

To the maximum extent permitted by applicable law, the operator of this Site shall not be liable for any direct, indirect, incidental, consequential, or special damages arising from the use of, or inability to use, the Site or its content, including but not limited to damages resulting from reliance on calculation results.

4. How the Site works

All calculations run client-side in your browser via WebAssembly. No calculation data is transmitted to or stored on any server. The Site does not currently require accounts, logins, or payment.

5. Acceptable use

You agree not to:

interfere with or disrupt the operation of the Site,
attempt to gain unauthorized access to any part of the Site,
use automated tools to scrape, crawl, or reproduce Site content at scale without written permission,
use the Site for any unlawful purpose.

6. Intellectual property

The Site's source code, design, text, and calculation logic are the property of the Site operator or its licensors. You are granted a limited, non-exclusive, non-transferable license to use the Site for personal and educational purposes.

Referenced design standards (AISC 360, AS 4100, EN 1993, CSA S16) are copyrighted by their respective standards organizations. This Site does not reproduce those standards and is not a substitute for obtaining them from the official publishers.

7. Changes to these terms

We may update these terms at any time. The "Last updated" date at the top of this page reflects the most recent revision. Continued use of the Site after changes constitutes acceptance of the revised terms.

8. Governing law

These terms are governed by and construed in accordance with the laws of the applicable jurisdiction. Any disputes arising from use of this Site shall be resolved in the competent courts of that jurisdiction.

FAQ

Are the calculators suitable for stamped or certified design? No. They are educational and preliminary. Final design must be verified and signed off by a licensed professional engineer.

Do you guarantee code compliance? No. Compliance depends on the applicable standard edition, jurisdiction, project-specific conditions, and professional verification.

Is my calculation data stored or transmitted? No. All calculations run locally in your browser via WebAssembly. Nothing is sent to a server.

Can I embed or link to calculator results? Embedding or framing the Site is not permitted without written permission. You are welcome to link to any page on the Site.

What about standards copyrights? Design standards referenced on this Site (AISC 360, AS 4100, EN 1993, CSA S16) are copyrighted by their respective organizations. The Site references clause numbers and formulas for educational purposes but does not reproduce the standards themselves.

How do I report an issue or error? Use the contact link in the Site footer to report calculation errors, bugs, or other concerns.