Building loads may use a different safety factor from the 2019 NFPA 13 table A.18.5.9 4" sch 10 11.78 lbs/ft if hangers are every 10' that's 117.8 lbs at each hanger. hangers every 15' 177lbs.
Sprinkler design safety factor is 5 times + 250 lbs they MAY design a 5 times dead load on roof ... with a maximum point load (and let's not get into Seismic) Chuck Bamford SET On Wed, Jun 3, 2020 at 8:23 AM Jerry Van Kolken via Sprinklerforum < sprinklerforum@lists.firesprinkler.org> wrote: > I have a building where they are telling me the structural point loading > on the framing less than 250lbs. (140lbs) > > > > Advice? > > > > Jerry Van Kolken > > *Millennium Fire Protection Corp.* > > 2950 San Luis Rey Rd. > > Oceanside, CA 92058 > > (760) 722-2722 FX 722-2730 > > > _______________________________________________ > Sprinklerforum mailing list > Sprinklerforum@lists.firesprinkler.org > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org >
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