Although I disagree with interpretation for horizontal fire barriers that Jamie refers to that has been typical in many jurisdictions out on the best coast. As others have mentioned typically the entire lower floor is commercial with 13/horizontal fire barrier/13R above.
On Fri, Mar 13, 2009 at 10:27 AM, Jamie Seidl <[email protected]> wrote: > In IBC land, there is Separated and Non-separated mixed use. Non separated, > your entire building would be full 13. In separated mixed use, as long as > the ratings meet the required separations or "separate buildings" of the > code, (including horizontal) you can use 13 for the lower area and 13R for > the upper. There has been some contention on the designation of a separate > building and a horizontal fire barrier, but this configuration has met the > intent of the code in the jurisdictions I've dealt with. > Jamie Seidl > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Tom Duross > Sent: Friday, March 13, 2009 12:23 PM > To: [email protected] > Subject: Mixed-Use Code Question > > I have a question about a small project I'm bidding and how it relates to > other's building codes. > Four storey 8 unit residential building, in bid stage, just got notification > that one unit, half the ground floor, will be zoned for commercial use. > I'm at odds if this changes the building to mixed-use or not. I've asked > the gc if he's still applying as an R2 and he's not sure, architect in on > vacation (go figure). I'm leafing through our building code (ICC-03) right > now to see if this qualifies as ancillary with regards to design (13 vs. > 13R) but I just thought I'd ask the masses with a little time on their hands > how this would resolve under their current codes. Often we have similar > provisions and interpretations and I don't have the workbook, tabs or > supplement yet for ours. We're new to this edition. > > I'm able to refer to 13 for design in areas like Basements but still base > the remainder of the system under 13R requirements and our old code gave > little guidance as to percentages with regards to areas outside of the use > group. I'm wondering if, disregarding permit application for now, the > addition of one of the 8 units from residential use to commercial use (will > be a store) will effect the design. > > Tom > > _______________________________________________ > Sprinklerforum mailing list > http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum > For Technical Assistance, send an email to: [email protected] > > To Unsubscribe, send an email to:[email protected] > (Put the word unsubscribe in the subject field) > _______________________________________________ > Sprinklerforum mailing list > http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum > For Technical Assistance, send an email to: [email protected] > > To Unsubscribe, send an email to:[email protected] > (Put the word unsubscribe in the subject field) > -- Ron Greenman at home.... _______________________________________________ Sprinklerforum mailing list http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum For Technical Assistance, send an email to: [email protected] To Unsubscribe, send an email to:[email protected] (Put the word unsubscribe in the subject field)
