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-firesprinkler.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
