Welcome, Damien. Also don't wrap the Protectowire around the sprinkler pipe. A fork lift can then take out both at once (It happened here in CT).
At 07:37 PM 5/4/2009, you wrote: >Travis. > >Just thought I'd mention it as it was a train of thought mentioned to me; >that there is a lot to be said for Double Interlock for larger freezer >operations as if there is accidental discharge (fork list error) then the >freezer has to be thawed out for clean up to take place. Stock can be >wasted, store operations severely impacted...Just a consideration when doing >your bean counting. > >I guess since I'm posting here I should take a minute to both introduce >myself and thank the members of the forum. I've been receiving emails from >the forum the last couple of weeks and am very impressed with the level of >expertise on here. Was beginning to feel like a stalker:) but it seemed like >all the posts were getting excellent replies so I figured I just sit on the >side. > >Based in Chicago myself. See some familiar names from the AS forum. > >Damien Shannon. >QED Sprinkler Designs, Inc. > > > > >-----Original Message----- >From: [email protected] >[mailto:[email protected]] On Behalf Of Travis Mack, >SET >Sent: Monday, May 04, 2009 12:58 PM >To: [email protected] >Subject: RE: Preaction: single vs double > >This one is multiple coolers / freezers. -10F to 40F, depending on the >area. > >-----Original Message----- >From: [email protected] >[mailto:[email protected]] On Behalf Of Fletcher, Ron >Sent: Monday, May 04, 2009 10:56 AM >To: [email protected] >Subject: RE: Preaction: single vs double > >Travis, > >Don't forget that a cooler doesn't need a dry system or even dry pendent >sprinklers provided it doesn't freeze. The bigger the cooler the more stable >the temperature. > >Ron Fletcher >Aero Automatic Sprinkler >Phoenix, AZ 85024 > > >-----Original Message----- >From: [email protected] >[mailto:[email protected]] On Behalf Of Travis Mack, >SET >Sent: Monday, May 04, 2009 10:39 AM >To: [email protected] >Subject: RE: Preaction: single vs double > >Ok. I think I found my answers already. All preaction systems protecting >storage can not be gridded. > >7.3.2.6 System Configuration. Preaction systems of the type described in >7.3.2.1(3) and all preaction systems protecting storage occupancies, >excluding miscellaneous storage, shall not be gridded. > >I can't find anything that limits my capacity. So, the 750 gallon and 60 >second trips don't come into play, but I still have the 30% penalty and the >limit to tree or looped. Does this sound right? > >Thanks! > >-----Original Message----- >From: [email protected] >[mailto:[email protected]] On Behalf Of Travis Mack, >SET >Sent: Monday, May 04, 2009 10:17 AM >To: [email protected] >Subject: Preaction: single vs double > >We have a cold storage warehouse where the owner wants a preaction system. >The piping will run in a heated, combustible concealed space above the >cooler/freezer. The cooler will be supplied with dry pendent sprinklers. >There is going to be a capacity issue with this system if it is double >interlock. If we go with single interlock, doesn't the capacity issue go >away? Because this is storage, I believe we will still need to have the 30% >increase in design area, correct?? Also, can I grid a single interlock >preaction system protecting a storage occupancy? > >Thanks in advance for your help. > >Travis >_______________________________________________ >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) > >__________ NOD32 4052 (20090504) Information __________ > >This message was checked by NOD32 antivirus system. >http://www.eset.com > > >_______________________________________________ >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) > >__________ NOD32 4052 (20090504) Information __________ > >This message was checked by NOD32 antivirus system. >http://www.eset.com > > >_______________________________________________ >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) Todd G. Williams, PE Fire Protection Design/Consulting Stonington, Connecticut www.fpdc.com 860.535.2080 _______________________________________________ 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)
