I was taught in the eighties, architects liked the XL pipe for lighter weight in skyscrappers.
On Wed, Feb 17, 2021 at 10:32 PM Anthony via Sprinklerforum < [email protected]> wrote: > If you need a table showing the weight of the water filled pipe then we > have > an Excel sheet that is fillable to determine the weights. We often fill > this > out and send to the structural engineer. > > > Anthony Carrizosa > Project Manager | Fire Protection > 7855 S 206th St Kent, WA 98032 > Cell: 206-679-5283 | Office: 253-872-7222 > > > https://archerconstruction.com > > > -----Original Message----- > From: AKS-Gmail-IMAP <[email protected]> > Sent: Tuesday, February 16, 2021 4:15 PM > To: [email protected] > Subject: Re: MORE ACTIVITY WEIGHING IN > > 5 lbs/sf collateral load is likely the low bid metal building design. This > loading is intended to include ALL the MEPF and Arch. loads on the > structure. The sprinkler contribution to the 5 lbs/sf is maybe 1.5 lbs/sf. > This loading gets used for sizing the main structural elements. Depending > on > the piping layout, sizes, pipe spacing and max hanger spacing the low bid > design purlins might be undersized for some systems and max. hanger > spacing. > > Note, some metal buildings are specified and bid out prior to the building > MEPF and Arch. loading being determined. Then you have situations where > young people without adequate supervision are running the metal building > software design programs. They may not know how lightweight the design is. > This might give you some context as what is going on. For sure the > collateral numbers are average loads over the entire roof area. The loads > cannot account for where there might be a large main and that is just for > fire protection. The loading does not size for other concentrated loads > like > HVAC equipment. If there is seismic involved, the structure would not > necessarily handle system bracing loads at locations where NFPA 13 > dictates. > > > On Feb 16, 2021, at 1:34 PM, Matt Grise via Sprinklerforum > <[email protected]> wrote: > > > > When I have looked at it (usually for pre-engineered metal buildings)- > the > lbs/sf is just the weight of the water-filled pipe divided by the are it > 'covers'. Similar to the coverage of a sprinkler head. > > > > Each structural member then has an allowable point-load formula based on > how the connections are spaced and how much load it can handle. > > > > Most of the PEMB designs I come across have a 5 lbs/ft "collateral load" > design. We have never had a sprinkler system exceed that. > > > > Matt > > > > -----Original Message----- > > From: Sprinklerforum <[email protected]> > > On Behalf Of Vince Sabolik via Sprinklerforum > > Sent: Tuesday, February 16, 2021 1:23 PM > > To: Travis Mack via Sprinklerforum > > <[email protected]> > > Cc: Vince Sabolik <[email protected]> > > Subject: Re: MORE ACTIVITY WEIGHING IN > > > > Offices. > > > > I'm looking for a table that an architect or engineer would use to figure > roof loading. > > I don't think they're that detailed. > > > > > > On 2/16/2021 2:17 PM, Travis Mack via Sprinklerforum wrote: > >> What is a typical system? Protecting flammable liquids will be a lot > more than an office building. > >> > >> Travis Mack, CFPS, CWBSP, RME-G, COC, SET Engineering Manager MFP > >> Design > >> 3356 E Vallejo Ct > >> Gilbert, AZ 85298 > >> 480-505-9271 ext. 700 C: 480-272-2471 > >> mailto:[email protected] > >> https://linkprotect.cudasvc.com/url?a=https%3a%2f%2fwww.mfpdesign.com > >> &c=E,1,LWPOkuQfKyi4ROGqKcnbYQjv2Y6W-GC52ALx7gZ_ozT4hvUsEfdfMFU1zDo69t > >> l0F8jhudt85K7GliMneCJSs-0mA2XIq4vv7cNfCaG8A7EfttrZ5KDqiwaXUQ,,&typo=1 > >> > >> Send large files to us via: > >> https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww. > >> hightail.com%2Fu%2FMFPDesign&data=02%7C01%7C%7C1121d49f9e6b4cf248f108 > >> d4df580e77%7C14e5497c16da42e69ffa77d19bafe511%7C0%7C0%7C6363790166773 > >> 42180&sdata=eGdMZGu2wXhUupGwgGTrqF3b54OP5%2BAZvlHhABSexWY%3D&reserved > >> =0 > >> > >> From: Sprinklerforum <[email protected]> > >> On Behalf Of Vince Sabolik via Sprinklerforum > >> Sent: Tuesday, February 16, 2021 12:16 PM > >> To: [email protected] > >> Cc: Vince Sabolik <[email protected]> > >> Subject: MORE ACTIVITY WEIGHING IN > >> > >> Hello forum - > >> > >> Does anyone have tables of how much weight per square foot a typical > >> sprinkler system adds to a building? > >> > >> thanks, Vince > > > > > > -- > > > > 11351 Pearl Road / Suite 101 > > Strongsville, Ohio 44136 > > Phone 440 238-4800 Fax 440 238-4876Cell 440 724-7601 > > > > / > > Vince Sabolik / > > > > _______________________________________________ > > Sprinklerforum mailing list > > [email protected] > > https://linkprotect.cudasvc.com/url?a=http%3a%2f%2flists.firesprinkler > > .org%2flistinfo.cgi%2fsprinklerforum-firesprinkler.org&c=E,1,NPrDsZFoJ > > HdeIk_5-R2AUIsPqjilTuTkcD587y6E7Dx0b5oQNOxLX8krqo5dLEReyOSkeIodEc43NE1 > > QVoQjLFnVHztKtqX9EhY213_EzJPT69DC&typo=1 > > _______________________________________________ > > Sprinklerforum mailing list > > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl > > er.org > > > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
