I really wish we'd just drop the term "remote area" as it only applies when the the hydraulically most demanding area is actually also the most remote. I know what you mean but lots of folks out there really think the terms are synonymous.
On Wed, Dec 7, 2011 at 6:38 AM, Fairchild, Jack <[email protected] > wrote: > I believe you are saying: Calculate the most remote area using the > appropriate method. > For example: A 1500 sq.ft. remote area in a corridor will probably be > more demanding that a corridor calculation, but because it is not an > appropriate method you don't do it. > > Jack Fairchild > > > -----Original Message----- > From: [email protected] [mailto: > [email protected]] On Behalf Of > [email protected] > Sent: Wednesday, December 07, 2011 9:26 AM > To: [email protected] > Subject: RE: Multiple design methods in one building > > I am referring to the methods of determining a light hazard remote area. > Room design, area density and corridor are the ones I remember. Each method > is allowed and each will result in a different flow requirement. There is > no requirement to design the sprinkler system to the most demanding. > > > Ron Fletcher > Aero Automatic > Phoenix, AZ > > > > > -----Original Message----- > From: [email protected] [mailto: > [email protected]] On Behalf Of Fairchild, Jack > Sent: Wednesday, December 07, 2011 6:59 AM > To: [email protected] > Subject: RE: Multiple design methods in one building > > Ron, > > Please clarify your statement. Which "methods" are your referring to? > Are you talking about Hazen-Williams vs. Darcy-Weisbach? > > > Jack Fairchild > > -----Original Message----- > From: [email protected] [mailto: > [email protected]] On Behalf Of > [email protected] > Sent: Wednesday, December 07, 2011 8:45 AM > To: [email protected] > Subject: RE: Multiple design methods in one building > > It also supports "not" requiring that the method resulting in the greatest > demand be used. In LH there are many methods of determining the remote area > but no requirement that the most demanding method be used. > > > Ron Fletcher > Aero Automatic > Phoenix, AZ > > > > -----Original Message----- > From: [email protected] [mailto: > [email protected]] On Behalf Of Todd Williams > Sent: Wednesday, December 07, 2011 5:15 AM > To: [email protected] > Subject: Re: Multiple design methods in one building > > In the Handbook commentary, it states "It is possible for a combination of > design methods to be used in a single building". I perceive the purpose of > this section is to make it the designer's discretion on which approach to > use, so an authority cannot mandate something different after the fact > (unless specifically included as part of a job specification). I think you > are good mixing it up. > > > At 06:59 AM 12/7/2011, you wrote: > >Reading the following from NFPA 13 2010 ed. Does this mean the room > design method cannot be used in an area if we already used the density/area > method in another area? We have a residence with a mechanical penthouse > using the density/area method but the floors below are all residential > units separated by block walls. Are we be allowed to use room design method > for that? > > > > > >11.2.3.1.1 The water supply for sprinklers shall be determined > >*only from one* of the following, at the discretion of the > >designer: > >(1) Density/area curves of Figure 11.2.3.1.1 in accordance > >with the density/area method of 11.2.3.2 > >(2) The room that creates the greatest demand in accordance > >with the room design method of 11.2.3.3 > >(3) Special design areas in accordance with 11.2.3.4 > >-------------- next part -------------- > >An HTML attachment was scrubbed... > >URL: < > http://fireball.firesprinkler.org/mailman/private/sprinklerforum/attachments/20111207/55489866/attachment.html > > > >_______________________________________________ > >Sprinklerforum mailing list > >[email protected] > >http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > > Todd G. Williams, PE > Fire Protection Design/Consulting > Stonington, CT > 860.535.2080 > www.fpdc.com > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > -- Ron Greenman Instructor Fire Protection Engineering Technology Bates Technical College 1101 So. Yakima Ave. Tacoma, WA 98405 [email protected] http://www.bates.ctc.edu/fireprotection/ 253.680.7346 253.576.9700 (cell) Member: ASEE, SFPE, ASCET, NFPA, AFSA, NFSA, AFAA, NIBS, WSAFM, WFC They are happy men whose natures sort with their vocations. -Francis Bacon, essayist, philosopher, and statesman (1561-1626) -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://fireball.firesprinkler.org/mailman/private/sprinklerforum/attachments/20111207/ea5fee97/attachment.html> _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum
