>
> Where can I find some discussion on the history of the changes to
> Exposure Category? It seems that each code edition rewrites the
> exposure categories.
>
> I already have the paper that investigates the effect of fetch on
> Exposure D and I think I understand why Exposure A went away.
>
> It looks like the ASCE7 definitions have stabilized in the last two
> editions however I'm not sure I understand why the IBC (and especially
> the FBC) appear to depart from ASCE7 so dramatically on Exposure B and C.
>
> I don't really have any specific questions at this point. I'm just
> stirring the pot to see if anyone has some insight.
>
> Thanks in advance.
>
> Christopher Banbury, PE
>
> President
>
>
> <http://usa.autodesk.com/adsk/servlet/mform?id=9131297&siteID=123112&CMP=ILC-GN9219645015>
>
Look in the Commentary to ASCE 7. It has an explanation of the exposure
categories and how you can determine the category.
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