I've seen it before with flex drops but it won't be able to accommodate the 15'.....
Rocci Cetani III, CET Lead Designer Water-Based Fire Protections Systems Layout, Nicet Level III Northern California Fire Protection Services Inc. 16840 Joleen Way Bldg. A Morgan Hill, CA 93037 P-(408) 776-1580 EXT.111 F-(408) 776-1590 [email protected] www.norcalfire.com CONFIDENTIALITY NOTICE: This message and any document accompanying it may contain confidential information belonging to the sender. The information is intended only for the use of individual or entity named above. If you are not the intended recipient, or the employee or agent responsible to deliver this message to the intended recipient, you are hereby notified that any disclosure, copying or taking of any action in reliance on the contents of this information is strictly prohibited. If you have received this transmission in error, please immediately notify us by telephone to arrange for return of the documents. -----Original Message----- From: Sprinklerforum [mailto:[email protected]] On Behalf Of Norman Arendt Sent: Thursday, October 15, 2015 3:59 AM To: [email protected] Subject: Re: Theater Acoustic Panels Saw one similar in a performing arts center where as you say had 4 x 4 or similar size panels with a dropped grid at the lowest point utilizing upright heads as well as a system at the higher ceiling level. Only one I have seen with the panels that drop. Norm ----- Original Message ----- From: Greg McGahan <[email protected]> To: [email protected] Sent: Thu, 15 Oct 2015 06:19:09 -0400 (EDT) Subject: Re: Theater Acoustic Panels Never seen anything like this one sir. Greg McGahan Living Water Fire Protection, LLC <http://www.livingwaterfp.com> 1160 McKenzie Road Cantonment, FL 32533 850-937-1850 fax 850-937-1852 On Wed, Oct 14, 2015 at 8:40 AM, Steven Cook <[email protected]> wrote: > Good Morning, > > I am reaching out to the forum to see if anyone has encountered this > situation previously, and if so how they handled the issue. > > We are working on a theater project that has retractable numerous 5' x 5' > acoustic panels, that may at any given time be located anywhere from > entirely above the sprinklers (recessed into the ceiling) to 15 feet below > the sprinklers. These panels, along with lighting and sound equipment are > moved via cable hoists. > > The engineer has suggested options including: retracting the panels > automatically upon water flow alarm, fusible links on one side of the > panels so they would drop into a vertical position, and the > installation of a deluge system utilizing sidewall sprinklers located > below the lowest height of the panels. > > There are obvious issues with all the above: moving the panels and > equipment while the theater is potentially occupied is not a desirable > option and likely has unacceptable time delays, similar concerns with > the fusible links, and the consequences of an accidental deluge system > discharge in this building would be catastrophic. Additionally the > space is too large to be covered with sidewall sprinklers along the perimeter. > > As I see it, the best (and maybe only) option is to reduce the panel > size down to less than 4 foot square. > > Any similar experience or advice? > > Thanks > > Steve Cook > Operations Manger > TG Gallagher > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl > er.org > _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org -- Norman Arendt, PhD, CFII, CMAS Middleton Fire District Plan Reviewer and Investigator Board Member ASSE/ASIS _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
