Terms of Service & Disclaimer
Last updated: September 1, 2026
The calculations, diagrams, formulas, and material property values provided on ProEngiTools are for preliminary design estimation, educational demonstration, and engineering reference only. While all equations follow standard engineering principles (AISC, Roark's, Darcy-Weisbach, NEC), they do NOT constitute formal stamped engineering drawings or licensed professional engineering advice. Final designs must always be independently reviewed and verified by a licensed Professional Engineer (PE) or Registered Structural Engineer (SE) in accordance with applicable local building and safety codes.
1. Acceptance of Terms
By accessing and using ProEngiTools (proengitools.com), you agree to comply with and be bound by these Terms of Service. If you do not agree to these terms, please discontinue use of the platform.
2. Limitation of Liability
In no event shall ProEngiTools, its developers, or its affiliates be liable for any direct, indirect, incidental, consequential, or exemplary damages arising out of the use of or inability to use the calculation tools and data provided on this website.