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Disclaimer
Important limitations on the use of the calculation results provided by this site.
Reference estimates only — not professional advice
The calculators and content on Genba Dentaku are provided for general informational and estimation purposes only. They are not engineering, electrical, structural, or other professional advice, and they do not create any professional or fiduciary relationship.
Not a substitute for the code or a licensed engineer.
Results are based on common design formulas and published reference values and are not a substitute for the official standards — including the NEC (NFPA 70), ASCE 7, AISC, ASTM, and the IBC — or for review by a PE (a US-licensed Professional Engineer). Always confirm against the current adopted edition of the applicable code and with your Authority Having Jurisdiction (AHJ) before design, permitting, or construction.
Actual outcomes vary with site conditions, product specifics, applied safety factors, rounding, and the code edition in force. You are solely responsible for verifying inputs and results and for any decisions made using them.
No warranty and limitation of liability
This site and its content are provided “as is,” without warranties of any kind, whether express or implied, including accuracy, completeness, reliability, fitness for a particular purpose, or non-infringement. To the fullest extent permitted by law, the operator is not liable for any loss, damage, or claim arising from the use of, or reliance on, this site or its results. Content may be changed or removed without notice.
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The operator is not responsible for the information, services, or content provided by any third-party sites reached through links or banners on this site.