Nope.
On Mon, Sep 8, 2014 at 9:56 AM, <[email protected]> wrote: > Battlefield earth? > > -----Original Message----- > From: Sprinklerforum [mailto: > [email protected]] On Behalf Of rongreenman . > Sent: Monday, September 08, 2014 9:42 AM > To: [email protected] > Subject: Re: fume hood / dust collector - sprinklers in? > > Brad, I had an AHJ like that: sprinklers are better than no sprinklers > always make a customer sprinkler a building that contained a 1000F degree > molten salt bath process. even though the manufacturer said that water and > molten salt don't mix. The AHJ's solution was to shield the machine from > the sprinklers. That comprised a $37,000.00 hood that left about three feet > of floor on either side, and eight feet at the ends protected by the > sprinklers. The machine itself had four levels of redundancy against > thermostat failure and each thermostat was an electronic device that > reported it's condition to a central processor that was also in a fail-safe > mode. harder to get the thing to turn on than to shut down. "Stupid, stupid > rat creatures." A beer to the first one that can name the reference for the > quoted materials (without using the internet). > > > On Mon, Sep 8, 2014 at 7:06 AM, Brad Casterline <[email protected]> > wrote: > > > Just throw some heads in there like you knew they were required. If > > Woodrow Call was the AHJ he might say "better to have heads and not > > need them than to need them and not have them" > > > > > On Sep 8, 2014, at 8:56 AM, "Bill Brooks" > > > <[email protected]> > > wrote: > > > > > > Another case of the difference between "when required" and "how to > > > do > > it". The International Mechanical Code (2012) Sections 510 (Hazardous > > Exhaust Systems) and Section 511 (Dust, Stock and Refuse Conveying > > Systems) provide guidance on this. Again, it shouldn't be up to a > > sprinkler contractor to figure out whether sprinklers should be > > installed but only to install per the appropriate standard. As with > > most of these issues, we don't know if there is a design professional > > on this job or whether your regular customer has just installed a new > > process and has called you to do what's required. At a minimum you > > should have a copy of the IMC which is enforced for this location. > > > > > > So, someone (you??) must assess the installation per IMC Section > > 510/511 from end to end. There is a suppression system reference in > > Section 510.7. Some determination needs to be made as to whether the > > materials are "nonflammable and noncombustible under all conditions > > and at any concentration" then make the call on suppression. The > > entire exhaust system must be engineered to meet the performance > > characteristics in the IMC. > > > > > > Of course, local code amendments will govern as well as any local > > > AHJ, > > insurance requirements etc. > > > > > > Sprinkler contractors have a long history of being the can-do guys, > > > with > > no good way to transfer scope responsibility to the right place. > > > > > > Bill Brooks > > > > > > William N. Brooks, P.E. > > > Brooks Fire Protection Engineering Inc. > > > 372 Wilett Drive > > > Severna Park, MD 21146-1904 > > > 410-544-3620 > > > 410-544-3032 FAX > > > 412-400-6528 Cell > > > > > > > > > > > > -----Original Message----- > > > From: Sprinklerforum [mailto: > > [email protected]] On Behalf Of Dewayne > > Martinez > > > Sent: Monday, September 08, 2014 7:43 AM > > > To: [email protected] > > > Subject: fume hood / dust collector - sprinklers in? > > > > > > I have a job where they have a small furnace to create molten metal > > > for > > castings. There is a hood (2x8ft) above the area where they take the > > used probes and clean them off. This duct work goes outside to a > > dust collector. How do I determine if sprinklers are needed in the > > hood and ductwork? > > > > > > Thanks, > > > > > > Dewayne > > > _______________________________________________ > > > 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-firesprinkl > > er.org _______________________________________________ > > Sprinklerforum mailing list > > [email protected] > > > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl > > er.org > > > > > > -- > 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, WFSC > > They are happy men whose natures sort with their vocations. -Francis > Bacon, essayist, philosopher, and statesman (1561-1626) > > A problem well stated is a problem half solved. -Charles F. Kettering, > inventor and engineer (1876-1958) > _______________________________________________ > 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 > -- 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, WFSC They are happy men whose natures sort with their vocations. -Francis Bacon, essayist, philosopher, and statesman (1561-1626) A problem well stated is a problem half solved. -Charles F. Kettering, inventor and engineer (1876-1958) _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
