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RE: API-650

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Harold,

Personally, I think those of us on the list owe much more than a couple of
beers!  Regardless, I will be more that glad to buy you a beer next time
we end up at some committee meeting together.

Regards,

Scott
Adrian, MI


On Thu, 3 Feb 2005, Harold Sprague wrote:

> The deal is the same.  FEMA will send it for free, but you owe me a beer.
> If you are in a hurry, this is the web site for the on line version:
> http://www.bssconline.org/
> Now it is 2 beers.
>
> Regards,
> Harold Sprague
>
>
>
>
> >From: "Brian S Bossley" <BSBossley(--nospam--at)venturaengineering.com>
> >Reply-To: <seaint(--nospam--at)seaint.org>
> >To: <seaint(--nospam--at)seaint.org>
> >Subject: RE: API-650
> >Date: Wed, 2 Feb 2005 12:02:27 -0500
> >
> >Thanks - That makes sense.  I don't have a copy of anything beyond NEHRP
> >1997, but I remember that you could get it free if you called.  Do they
> >have the same deal for NEHRP 2003?
> >
> >-----Original Message-----
> >From: Harold Sprague [mailto:spraguehope(--nospam--at)hotmail.com]
> >Sent: Wednesday, February 02, 2005 11:46 AM
> >To: seaint(--nospam--at)seaint.org
> >Subject: RE: API-650
> >
> >Brian,
> >The API 650 has been moving very slowly into the world that was
> >pioneered by new USGS seismic spectral ordinate charts.  The spectral
> >ordinate charts were first presented in the 1997 NEHRP and SDO's that
> >used the old seismic "zone" maps were left behind.  The 2000 NEHRP
> >presented what we called "bridging equations" so that sloshing could be
> >calculated using the more accurate spectral ordinate charts.
> >
> >The API 650 Appendix E is in draft form currently, and the intent is to
> >be very similar to what is contained in the IBC 03.  I would calculate
> >the sloshing using the 2003 NEHRP.  Along with the Commentary, it is
> >easier to understand.  The authors of the seismic provisions of the API
> >650 are the same people that serve on the BSSC and the ASCE 7.  The
> >pioneering work on the new sloshing equations was done by Nick Legatos
> >of Preload and is contained in the AWWA D 100 and in ACI 350.3.  Nick
> >also served on the BSSC Technical Subcommittee on tanks.
> >
> >Regards,
> >Harold Sprague
> >
> >
> >
> >
> > >From: "Brian S Bossley" <BSBossley(--nospam--at)venturaengineering.com>
> > >Reply-To: <seaint(--nospam--at)seaint.org>
> > >To: <seaint(--nospam--at)seaint.org>
> > >Subject: API-650
> > >Date: Wed, 2 Feb 2005 09:37:58 -0500
> > >
> > >I'm doing calculations for a tank farm in North Carolina.  To clarify,
> > >I'm not designing the tank, but I am designing the foundations for
> >them.
> > >I looked at our latest version of API 650 (for sloshing effects) and
> > >found that it was the 1997 version which was an UBC-97 based code.  The
> >
> > >latest version of API 650 is 1998 with a 2003 addendum.
> > >
> > >My question is: Is anyone familiar with this code? If so, is the new
> > >version an IBC based code?  If not, I'm not exactly sure about how I
> > >would calculate the sloshing effects on my tanks.
> > >
> > >Thanks in advance,
> > >Brian S Bossley, PE
> > >
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