Thanks Cliff, That was the way I looked at it. The AHJ is dead set at it being an obstruction which will limit the head spacing. I even had the engineer speak with her.
Sent from my Verizon Wireless BlackBerry -----Original Message----- From: "Cliff Whitfield" <[email protected]> Sender: [email protected] Date: Sat, 21 May 2011 04:40:42 To: <[email protected]> Reply-To: [email protected] Subject: RE: Open-Grid Ceilings Hi Dale, If there is no tile, there is actually no ceiling. The grid is merely a means to support the ceiling. You will have to keep the heads at 1-12" below deck or 1-22" if obstructed construction. All obstruction rules apply. Cliff Whitfield, SET Fire Design, Inc. 3784 Holly Ridge Trail Marianna, FL 32448 Phone: 850-526-1886 Fax: 850-526-1884 www.fire-design.com -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Dale Wingard Sent: Friday, May 20, 2011 4:03 PM To: [email protected] Subject: RE: Open-Grid Ceilings So, if there is no tile, then the Open-Grid Ceiling section should not apply. Dale F. Wingard, SET Design Manager Triple "A" Fire Protection, Inc. 251.649.2034 [email protected] -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Steve Leyton Sent: Friday, May 20, 2011 3:38 PM To: [email protected] Subject: RE: Open-Grid Ceilings More like egg crate or lattice. Steve L. -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Dale Wingard Sent: Friday, May 20, 2011 1:33 PM To: [email protected] Subject: RE: Open-Grid Ceilings But is it referring to the type of tile that is in the grid? Dale F. Wingard, SET Design Manager Triple "A" Fire Protection, Inc. 251.649.2034 [email protected] -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Todd Williams Sent: Friday, May 20, 2011 2:25 PM To: [email protected] Subject: Re: Open-Grid Ceilings Sounds like you have greater than 70% openings. At 03:03 PM 5/20/2011, you wrote: >Does a room that has the grid t-bars installed at a 2' x 2' spacing with >the ceiling tiles not being installed fall under the requirements of >Open-Grid Ceilings in 13:8.15.13 (07). > >The Annex references egg create, louver and honeycomb ceilings. > > > >Dale F. Wingard, SET > >Design Manager > >Triple "A" Fire Protection, Inc. > >251.649.2034 > >[email protected] > > > > > >_______________________________________________ >Sprinklerforum mailing list >[email protected] >http://fireball.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, CT 860.535.2080 www.fpdc.com _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.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 [email protected] http://fireball.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 [email protected] http://fireball.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 [email protected] http://fireball.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 [email protected] http://fireball.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 [email protected] http://fireball.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)
