And George is back trumpeting the advantages of AFSA membership and the high return on a low cost investment. Good on you, George. And so let me second his appeal to all you non-members to join and all you current members to renew your membership when it comes d.
On Mon, Aug 27, 2012 at 7:55 AM, George Church <[email protected]>wrote: > Imagine adding up all the years of experience, in various locales and > different points of view (contractor, AHJ, mfrs, insurance, FPEs, etc) that > are applied to situations like yours? > P R I C E L E S S > > Makes the membership dues of AFSA seem trivial in comparison....yes, it's > that time of year. Although my health precludes me from flying at this > time, I'd urge all of you to consider attendance at AFSa's convention, and > membership if you haven't. > > George L. Church, Jr., CET > Rowe Sprinkler Systems, Inc. > PO Box 407, Middleburg, PA 17842 > 877-324-ROWE 570-837-6335 fax > [email protected] > > > > -----Original Message----- > From: [email protected] [mailto: > [email protected]] On Behalf Of > [email protected] > Sent: Monday, August 27, 2012 9:45 AM > To: [email protected] > Subject: RE: Supervised vales in pump room > > My thanks to everyone for the information. This forum is awesome. > > Ron Fletcher > Aero - Phoneix > > -----Original Message----- > From: [email protected] [mailto: > [email protected]] On Behalf Of Johnson, Duane > (NIH/OD/ORS) [C] > Sent: Monday, August 27, 2012 4:48 AM > To: [email protected] > Subject: RE: Supervised vales in pump room > > And... > > NFPA 20 2010:4.16.2 Supervised Closed. > The test outlet control valves shall be supervised closed. > > Duane Johnson, PE > Program Manager > Division of the Fire Marshal (Support Contractor) Office of Research > Services National Institutes of Health > 301-496-0487 > > "Protecting Science - One Sprinkler at a Time" > > > -----Original Message----- > From: Johnson, Duane (NIH/OD/ORS) [C] > Sent: Monday, August 27, 2012 7:35 AM > To: [email protected] > Subject: RE: Supervised vales in pump room > > If leaving the valve in the wrong position will impair the operation of > the sprinkler system, then the valve must be supervised, see below. > > NFPA 101 2012:9.7.2.1 Supervisory Signals. > Where supervised automatic sprinkler systems are required by another > section of this Code, supervisory attachments shall be installed and > monitored for integrity in accordance with NFPA 72 , National Fire Alarm > and Signaling Code, and a distinctive supervisory signal shall be provided > to indicate a condition that would impair the satisfactory operation of the > sprinkler system. Supervisory signals shall sound and shall be displayed > either at a location within the protected building that is constantly > attended by qualified personnel or at an approved, remotely located > receiving facility. > > Also... > > IBC 2012:903.4 Sprinkler system supervision and alarms. > All valves controlling the water supply for automatic sprinkler systems, > pumps, tanks, water levels and temperatures, critical air pressures and > waterflow switches on all sprinkler systems shall be electrically > supervised by a listed fire alarm control unit. > > Exceptions: > > 1. Automatic sprinkler systems protecting one- and two-family dwellings. > 2. Limited area systems serving fewer than 20 sprinklers. > 3. Automatic sprinkler systems installed in accordance with NFPA 13R where > a common supply main is used to supply both domestic water and the > automatic sprinkler system, and a separate shutoff valve for the automatic > sprinkler system is not provided. > 4. Jockey pump control valves that are sealed or locked in the open > position. > 5. Control valves to commercial kitchen hoods, paint spray booths or dip > tanks that are sealed or locked in the open position. > 6. Valves controlling the fuel supply to fire pump engines that are sealed > or locked in the open position. > 7. Trim valves to pressure switches in dry, preaction and deluge sprinkler > systems that are sealed or locked in the open position. > > > Duane Johnson, PE > Program Manager > Division of the Fire Marshal (Support Contractor) Office of Research > Services National Institutes of Health > 301-496-0487 > > "Protecting Science - One Sprinkler at a Time" > > > -----Original Message----- > From: [email protected] [mailto:[email protected]] > Sent: Friday, August 24, 2012 1:36 PM > To: [email protected] > Subject: RE: Supervised vales in pump room > > I'm not sure NFPA #25 would apply to a new installation. NFPA 20 requires > the pump enclosure to be supervised or controlled but I found nothing > requiring valve supervision. I don't have access to the codes on line right > now so I can't look it up without going old skool using a book and that's > too much trouble for Friday. I think IFC requires supply valves to be > supervised. > > Ron Fletcher > Aero - Phoenix > > -----Original Message----- > From: [email protected] [mailto: > [email protected]] On Behalf Of Morey, Mike > Sent: Friday, August 24, 2012 10:21 AM > To: [email protected] > Subject: RE: Supervised vales in pump room > > There is no blanket requirement, NFPA 25 2010 4.16 covers what valves must > be supervised, personally I think it's rather poorly worded, but if you > read through the whole standard my impression is the intent of 4.16.2 > Supervised Closed. The test outlet control valves shall be supervised > closed. includes these valves, otherwise you could leave the meter bypass > open and have no pressure. Typically we'd lock a valve like this open. > One could argue that the test outlet control valve is defined as the test > header control valve, but there's a checklist in the standard that makes > mention that test header AND meter bypass valves need to be supervised > (form S2.2). > > Mike Morey, SET, CFPS > Sprinkler Designer > BMW Constructors, Inc. > O: 317.651.0596 | C: 317.586.8111 > www.bmwc.com > > ________________________________ > > From: [email protected] on behalf of > [email protected] > Sent: Fri 8/24/2012 1:06 PM > To: [email protected] > Subject: Supervised vales in pump room > > > > Here is an easy one for Friday. Is there a general requirement that all > valves in a pump room be supervised? I am wondering about the valves in a > flow meter loop that are normally closed. > > Ron Fletcher > Aero - Phoenix > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > > > -------------- next part -------------- > A non-text attachment was scrubbed... > Name: winmail.dat > Type: application/ms-tnef > Size: 4502 bytes > Desc: not available > URL: < > http://fireball.firesprinkler.org/mailman/private/sprinklerforum/attachments/20120824/ac3913a2/attachment.bin > > > _______________________________________________ > 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 > _______________________________________________ > 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, WFSC 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/20120827/a32af428/attachment.html> _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum
