Bet the FF get soaked since they expect that check is in place like every other fdc they've seen.
I did a manual dry in mid80s buried in interior pilasters, protected by heat, and put supervisory water in it for supervision, so needed the check. Glc Sent from my iPhone On May 2, 2013, at 8:59 AM, "Cahill, Christopher" <ccah...@burnsmcd.com> wrote: > While back feeding is true they wouldn't take the hose off until they bled > down the hose. Each connection off a fire truck has a bleed valve. With no > check they'll just need to bleed the hose and volume of the standpipe. I > don't see the big deal either way. I didn't read the Code though so don't > take that as analysis one is needed or not. > > Chris Cahill, PE* > Senior Fire Protection Engineer, Aviation & Facilities Group > Burns & McDonnell > 8201 Norman Center Drive > Bloomington, MN 55437 > Phone: 952.656.3652 > Fax: 952.229.2923 > ccah...@burnsmcd.com > www.burnsmcd.com > > Proud to be one of FORTUNE's 100 Best Companies to Work For > *Registered in: MN > > > > > -----Original Message----- > From: sprinklerforum-boun...@lists.firesprinkler.org > [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Bobby > Gillett > Sent: Thursday, May 02, 2013 7:54 AM > To: sprinklerforum@lists.firesprinkler.org > Subject: RE: check valves on dry standpipes > > My only thought is when the fire department disconnects their hoses the water > can come back through the FDC - some people may still install single clapper > FDC's not thinking ahead or the clappers could stick or malfunction as well. > > Greg - in your case I could understand not needing one, other than the fact > it is required. I would check with the AHJ and see if they will agree with > you, then you are covered. > > Bobby Gillett > Sr. Project Manager > Key Fire Protection, Inc. > (731) 424-0130 office (731) 424-9285 fax > (731) 267-4853 cell > www.keyfireprotection.com > > > -----Original Message----- > From: sprinklerforum-boun...@lists.firesprinkler.org > [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of John > Denhardt > Sent: Thursday, May 02, 2013 7:40 AM > To: sprinklerforum@lists.firesprinkler.org > Subject: RE: check valves on dry standpipes > > That is very interesting. I wonder what is the reason one is required? > > Steve????? > > John August Denhardt, P.E., FSFPE > Strickland Fire Protection Incorporated > 5113 Berwyn Road > College Park, Maryland 20740 > Office Telephone Number: 301-474-1136 > Mobile Telephone Number: 301-343-1457 > FIRE SPRINKLERS SAVE LIVES - Can you live without them? > > > -----Original Message----- > From: sprinklerforum-boun...@lists.firesprinkler.org > [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Bobby > Gillett > Sent: Thursday, May 02, 2013 7:07 AM > To: sprinklerforum@lists.firesprinkler.org > Subject: RE: check valves on dry standpipes > > We did a manual dry in a parking garage a few years ago, I asked this > question to the local AHJ and he did require one. NFPA 14 (2013) - 6.4.2 > requires one. > > Bobby Gillett > Sr. Project Manager > Key Fire Protection, Inc. > (731) 424-0130 office (731) 424-9285 fax > (731) 267-4853 cell > www.keyfireprotection.com > > -----Original Message----- > From: sprinklerforum-boun...@lists.firesprinkler.org > [mailto:sprinklerforum-boun...@lists.firesprinkler.org] On Behalf Of Greg > McGahan > Sent: Wednesday, May 01, 2013 10:01 PM > To: sprinklerforum@lists.firesprinkler.org > Subject: Re: check valves on dry standpipes > > T > hanks - that makes three!~! > > > On Wed, May 1, 2013 at 8:45 PM, John Denhardt > <jdenha...@stricklandfire.com>wrote: > >> Agree with you. No check valves required. >> >> Fire sprinklers save lives >> >> Sent from my iPad >> >> On May 1, 2013, at 9:44 PM, "Charles Thurston" <charl...@mbfsg.com> wrote: >> >>> Hello Greg, >>> >>> Is it a "Manual Dry" system? If so we do not and the AHJs in the area >> see no reason to. >>> >>> Wednesday, May 1, 2013, 9:38:18 PM, you wrote: >>> >>>> Are you required to put check valves on FDC's supplyign dry standpipe >>>> systems such as on docks etc? >>> >>>> Thanks, >>> >>> >>> >>> >>> >>> -- >>> Best regards, >>> Charles mailto:charl...@mbfsg.com >>> >>> _______________________________________________ >>> Sprinklerforum mailing list >>> Sprinklerforum@lists.firesprinkler.org > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org >> _______________________________________________ >> Sprinklerforum mailing list >> Sprinklerforum@lists.firesprinkler.org > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > > > > -- > Greg McGahan > Living Water Fire Protection, LLC <http://www.livingwaterfp.com> > 1160 McKenzie Road > Cantonment, FL 32533 > 850-937-1850 > fax 850-937-1852 > _______________________________________________ > Sprinklerforum mailing list > Sprinklerforum@lists.firesprinkler.org > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > > ----- > No virus found in this message. > Checked by AVG - www.avg.com > Version: 2013.0.3272 / Virus Database: 3162/6290 - Release Date: 05/01/13 > > _______________________________________________ > Sprinklerforum mailing list > Sprinklerforum@lists.firesprinkler.org > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > _______________________________________________ > Sprinklerforum mailing list > Sprinklerforum@lists.firesprinkler.org > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > > ----- > No virus found in this message. > Checked by AVG - www.avg.com > Version: 2013.0.3272 / Virus Database: 3162/6290 - Release Date: 05/01/13 > > _______________________________________________ > Sprinklerforum mailing list > Sprinklerforum@lists.firesprinkler.org > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > _______________________________________________ > Sprinklerforum mailing list > Sprinklerforum@lists.firesprinkler.org > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org _______________________________________________ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
