William L. Polhemus, Jr. P.E.
Via iPhone 3G
On Nov 4, 2008, at 11:03 AM, <seaint04@lewisengineering.com> wrote:
> I need to design a foundation for a nitrogen storage tank. The tank
> is 8
> ft diameter x 37 feet tall. It is supported on 3 legs, about 2 feet
> off of
> the base. I wondering which guidelines are used for the seismic force
> analysis. FEMA 450 (2003) section 14.4.7.12 that refrigerated
> liquids are
> beyond the scope of the standard and references commentary section
> 14.1.2.2. In the commentary they list a bunch of standards but none
> seem
> to apply to refrigerated pressure vessels. Can someone point me in
> the
> right direction of which standard to use to perform a seismic
> analysis for
> this type of tank?
>
> Thanks.
>
> Rich
>
>
>
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