Yeah...what Craig said. I did not mean to discourage anyone. I was only thinking that this install does not conform to NFPA 13 and violates some rules of installation I have learned and obeyed for many years.
BTW: I was not thinking of heat collectors (which do not exist, right?) but proximity to ceiling or overhangs, etc... Thomas Watt Overqualified laid-off again Foreman/fitter ----- Original Message ----- From: <[email protected]> To: <[email protected]> Sent: Monday, July 06, 2009 10:39 AM Subject: RE: Membrane dome in Sprinkler Age > Don't despair over the ramblings and musings of those who have seen the > picture of the installation. It's just that we in the industry look at > something like that and try to figure out the reasoning of the one who > came up with the design. The questions aren't necessarily pointed to > you, it's just more like thinking out loud. > > Thanks for sharing, > > > Craig L. Prahl, CET > Fire Protection Specialist > Mechanical Department > CH2MHILL > Lockwood Greene > 1500 International Drive > PO Box 491, Spartanburg, SC 29304-0491 > Direct - 864.599.4102 > Fax - 864.599.8439 > [email protected] > http://www.ch2m.com > > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Stewart > Kidd > Sent: Monday, July 06, 2009 10:16 AM > To: [email protected] > Subject: Re: Membrane dome in Sprinkler Age > > I'm beginning to regret even mentioning the premises. > > I have no information at all on the system or the assumptions behind them. > I understand that the the protection was installed voluntarily (ie there > was no legal requirement to provide protection) when the change of use > took place - the skating rink was not previously protected. The photo was > taken more than 10/12 years ago and I'm not even sure if the premises are > still used for retailing. > > Can't help further, sorry > > Stewart > On 6 Jul 2009, at 14:22, John Drucker wrote: > >> So Arup's determination assures that the forementioned sprinkler >> protection will operate and control the fire matching the performance >> of a typical system where a roof or ceiling barrier is present ?. >> >> Seems to me the concern would be uncontrolled fire spread to adjacent >> contents. >> >> John Drucker Jr. >> Fire Protection Subcode Official >> Borough of Red Bank, NJ >> >> >> >> -----Original Message----- >> From: [email protected] >> [mailto:[email protected]] On Behalf Of Stewart >> Kidd >> Sent: Monday, July 06, 2009 8:54 AM >> To: [email protected] >> Subject: Re: Membrane dome in Sprinkler Age >> >> Thomas >> >> This is not one of my jobs - I have done an insurance review but was >> not involved the system design and installation. >> >> Given the height of the heads and the fuel load and likely fire spread >> scenario I believe the fire strategy report prepared by Arup Fire >> decided that collectors were unnecessary. >> >> Regards >> >> Stewart >> >> >> On 6 Jul 2009, at 00:10, Thomas Watt wrote: >> >>> Wow...no heat collection necessary eh? >>> >>> >>> ----- Original Message ----- >>> From: "Stewart Kidd" <[email protected]> >>> To: <[email protected]> >>> Sent: Sunday, July 05, 2009 6:30 AM >>> Subject: Re: Membrane dome in Sprinkler Age >>> >>> >>>> Can't post the file due to restrictions on the size of submissions. >>>> Happy to send it to anyone who wants. >>>> >>>> Stewart >>>> On 5 Jul 2009, at 10:44, Haji, Jaber M wrote: >>>> >>>>> Pls let's share the picture. Thanks in advance. >>>>> >>>>> -----Original Message----- >>>>> From: [email protected] >>>>> [mailto:[email protected] >>>>> ] On Behalf Of Stewart Kidd >>>>> Sent: Sunday, July 05, 2009 11:58 AM >>>>> To: [email protected] >>>>> Subject: Re: Membrane dome in Sprinkler Age >>>>> >>>>> Frans >>>>> >>>>> Can't recall the article but there is a UK shopping centre >>>>> (converted from a skating rink) which is sprinkler protected using >>>>> free standing posts each with three or four arms containing >>>>> sprinkler heads. I'll send you a picture off-line. >>>>> >>>>> Regards >>>>> >>>>> Stewart >>>>> >>>>> On 5 Jul 2009, at 01:19, Frans Stoop wrote: >>>>> >>>>>> Dear colleagues, >>>>>> >>>>>> If my memory serves me right, there was an article in Sprinkler >>>>>> Age >> >>>>>> some years ago about how a contractor installed water monitors >>>>>> inside a dome structure. >>>>>> Installing sprinklers was impossible because the main structure >>>>>> was >> >>>>>> only an (inflatable?) membrane. >>>>>> >>>>>> I tried to retrieve that article by digging through old years of >>>>>> Sprinkler Age but unfortunately I couldn't find it. >>>>>> Or was it in Fire Journal? >>>>>> >>>>>> Does anyone of you happens to remember that article and can point >>>>>> me to the right year and number? >>>>>> >>>>>> Frans Stoop >>>>>> TOS architecture & fire protection Netherlands >>>>>> <[email protected]> Tel. +31-24-324 0112 >>>>>> >>>>>> _______________________________________________ >>>>>> Sprinklerforum mailing list >>>>>> http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum >>>>>> For Technical Assistance, send an email to: >>>>>> [email protected] >>>>>> >>>>>> To Unsubscribe, send an email >>>>>> to:[email protected] >>>>>> (Put the word unsubscribe in the subject field) >>>>> >>>>> _______________________________________________ >>>>> Sprinklerforum mailing list >>>>> http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum >>>>> For Technical Assistance, send an email to: >>>>> [email protected] >>>>> >>>>> To Unsubscribe, send an email >>>>> to:[email protected] >>>>> (Put the word unsubscribe in the subject field) >>>>> >>>>> The contents of this email, including all related responses, files >>>>> and attachments transmitted with it (collectively referred to as >>>>> "this Email"), are intended solely for the use of the individual/ >>>>> entity to whom/which they are addressed, and may contain >>>>> confidential and/or legally privileged information. 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