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Community and Q&A

Steel Quonset hut — 1 hour fire rating?

jcjohnson612 | Posted in Building Code Questions on

Hello,

We are planning to build a customized steel kit Quonset hut garage. But because were less than 5 feet from the property line/neighbors, we are required to achieve a 1 hour fire rated wall assembly. Has anyone been up against this? The code is based on a traditional stick frame build, so it’s not very adaptable to a curved steel un-framed structure. We are trying to avoid a double gypsum assembly as traditional ones are built. Any thoughts? (The manufacturer hasn’t had this situation before, and our architect is trying to come up with options). Reaching out to the community to see if anyone has dealt with before. Thanks so much!

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Replies

  1. GBA Editor
    Martin Holladay | | #1

    J. Choi,
    Leaving aside the issue of a fire rated assembly, were you planning to install any insulation or finish materials?

  2. jcjohnson612 | | #2

    Hi Martin,

    We are trying to leave it as raw & minimal as possible. The only finishing would be the front wall exterior around garage/access door will be customized to match the siding of the house.

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