Exactly. Except in one section the nearest exposure is a single family house at least 159 ft away
> > On Sep 25, 2018 at 5:45 PM, <Tom Duross (mailto:tduro...@comcast.net)> > wrote: > > > > > > This is based upon % of openings and setbacks to property lines and not means > of way? > > > > > > > > > > From: Sprinklerforum <sprinklerforum-boun...@lists.firesprinkler.org> On > Behalf Of Fpdcdesign > Sent: Tuesday, September 25, 2018 2:52 PM > To: Sprinklerforum <sprinklerforum@lists.firesprinkler.org> > Subject: Re: Exposure protection of large windows. > > > > > > > > > > > Steve, > > > > > > > > > > > > The owner and architect had an engineer review and design/spec this system. I > assume they looked at the building code and established criteria. However, > what they came up with is a 74 nozzle open deluge system that has to be > included with the sprinkler design. And the locations are not correct so I > have no idea what the final count will be. Approximately 2/3 of it I haven’t > found any exposure. > > > > > > > > > > > > I submitted to the contractor to send an RFI saying it is outside of the > scope of NFPA 13. We shall see what happens. (There are other RFIs as well. > > > > > > > > > > > > Unfortunately out here, no one hires independent FPEs to prepare specs. They > are all part of larger firms and quite a few of their engineers are plumbers > with a copy of 13. > > > > > > > > Todd G Williams, PE > > > > > Fire Protection Design/Consulting > > > > > > Stonington, CT > > > > > > 860-535-2080 (ofc) > > > > > > 860-553-3553 (fax) > > > > > > 860-608-4559 (cell) > > > > > > > > > > > > > > > > > > > > > > On Sep 25, 2018 at 1:06 PM, <Steve Leyton > > (mailto:st...@protectiondesign.com)> wrote: > > > > > > > > > > > > This is a perfect example of where the owner and architect need to step up > > and establish what the CODE requires before they ask the sprinkler designer > > to prepare plans according to the referenced standard(s). One of the > > reasons I started my firm was to address this kind of insidious scope > > creep. You are NOT the code consultant of record and they’re trying to > > get you do figure out how to meet the fire resistive construction criteria > > that’s required by code or subjectively by the building official for free. > > There is obviously not a prescriptive solution here (at least not that > > you or I can see, right?) so I would throw back to the architect via an RFI > > that states, “No prescriptive solution exists for this condition in > > referenced codes and standards. Please specify design criteria for > > window opening protectives.” > > > > > > > > > > > > > > > > Just my grumpy 2¢ … > > > > > > > > > > > > > > > > SL > > > > > > > > > > > > > > > > > > > > From: Sprinklerforum > > [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of > > Fpdcdesign > > Sent: Monday, September 24, 2018 9:59 AM > > To: Sprinklerforum > > Subject: Re: Exposure protection of large windows. > > > > > > > > > > > > > > > > > > > > > > Some of each. Example: 15 ft wide window with center 5 ft operable (tilt). > > I believe original window. Building circa 1920 (I believe). > > > > > > > > > > > > > > > > Todd G Williams, PE > > > > > > > > > > Fire Protection Design/Consulting > > > > > > > > > > > > Stonington, CT > > > > > > > > > > > > 860-535-2080 (ofc) > > > > > > > > > > > > 860-553-3553 (fax) > > > > > > > > > > > > 860-608-4559 (cell) > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > On Sep 24, 2018 at 12:39 PM, <Steve Leyton > > (mailto:st...@protectiondesign.com)> wrote: > > > > > > > > > > > > Fixed glazing or operable windows? > > > > > > > > > > > > > > > > > > > > From: Sprinklerforum > > [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of > > Fpdcdesign > > Sent: Monday, September 24, 2018 9:39 AM > > To: Sprinklerforum > > Subject: Exposure protection of large windows. > > > > > > > > > > > > > > > > > > > > > > I am looking at a project which is the conversion of an old mill. The spec > > calls for exposure protection on the windows in some areas. One issue I am > > running into is that the exposure protection table (7.8.8.4 - 2010) only > > covers up to 12’-0” wide windows. I have several that range from 12-6” to > > 15’-0” wide. Any thoughts or experience on protecting wider windows? > > > > > > > > > > > > > > > > > > > > > > > > > > > > Todd G Williams, PE > > > > > > > > > > Fire Protection Design/Consulting > > > > > > > > > > > > Stonington, CT > > > > > > > > > > > > 860-535-2080 (ofc) > > > > > > > > > > > > 860-553-3553 (fax) > > > > > > > > > > > > 860-608-4559 (cell) > > > > > > > > > > > > > > _______________________________________________ Sprinklerforum mailing > > list Sprinklerforum@lists.firesprinkler.org > > (mailto:Sprinklerforum@lists.firesprinkler.org) > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > > > > > > > > > > > > > > _______________________________________________ Sprinklerforum mailing list > > Sprinklerforum@lists.firesprinkler.org > > (mailto:Sprinklerforum@lists.firesprinkler.org) > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > > > > > > > > > > _______________________________________________ Sprinklerforum mailing list > Sprinklerforum@lists.firesprinkler.org > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org >
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