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For the first time, ASCE 7 includes specific, mandatory requirements for designing structures to withstand tornadoes, moving beyond just wind speed.
While the full standard requires purchase, ASCE provides essential tools for using the standard for free: asce 722pdf link
Wind speed maps have been significantly updated, with many regions seeing changes based on more accurate mapping of hurricane and non-hurricane wind data.
Another authorized distributor is Intertek Inform, which offers ASCE 7-22 in both hardcopy and PDF formats: On this platform, the PDF price is listed at
For engineers, architects, and students looking for an , this article explains how to obtain the standard legitimately, highlights key changes, and directs you to essential free resources. Where to Find the Official ASCE 7-22 PDF
For the first time, ASCE 7 includes specific criteria for tornado-resistant design. Previously considered beyond the probabilities for which engineers typically design, tornadoes have been undercounted to the point where they are now a distinct design consideration. The standard does not design tornado shelters but establishes higher wind loads for certain regions. While the full standard requires purchase, ASCE provides
For quick reference, parts of the document or older versions are sometimes hosted on educational or community sites, though these may not include the latest errata: Minimum Design Loads for Buildings and Other Structures
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ASCE 7 is the nationally adopted loading standard for general structural design. It is the authoritative source that prescribes the minimum design loads buildings and other structures must be able to withstand. The standard covers a comprehensive range of hazards, ensuring the safety, health, and welfare of the public.
– Buy PDF or print: https://www.asce.org/publications-and-news/asce-7