HiEx foam in 300 sq ft seems unlikely. It would more likely be some type of AFFF. If so, the expansion shouldn't be an issue.
Travis Mack, SET MFP Design, LLC "Follow" us on Facebook: https://www.facebook.com/pages/MFP-Design-LLC/92218417692 Send large files to MFP Design via: https://www.hightail.com/u/MFPDesign Sent from my iPhone > On Sep 26, 2017, at 6:22 AM, [email protected] wrote: > > 1. New soffits > > 2. Trying to find out type of foam. > > 3. Trying to get occupancy details. > > 4. True, but I am concerned about the expansion. > > Todd G Williams, PE > Fire Protection Design/Consulting > Stonington, CT > 860-535-2080 (ofc) > 860-553-3553 (fax) > 860-608-4559 (cell) > > >> On Sep 26, 2017 at 9:14 AM, <Craig/GVL Prahl> wrote: >> >> Why are they asking for 7 heads in a 300 sq. ft. room? Does this include >> sub-level heads below obstructions? >> Are you providing high expansion foam, only HEF will “fill a room”. >> Foam-water systems are typically provided to protect areas subject to pool >> fires. The idea is to create a foam blanket at the floor level over the >> spill. >> Foam-water systems are typically either 94% or 97% water with regards to >> what comes out of the sprinklers. >> >> >> Craig L. Prahl >> Fire Protection Group Lead/SME >> CH2M >> 200 Verdae Blvd. >> Greenville, SC 29607 >> Direct - 864.920.7540 >> Fax - 864.920.7129 >> CH2MHILL Extension 77540 >> [email protected] >> >> >> From: Sprinklerforum [mailto:[email protected]] >> On Behalf Of [email protected] >> Sent: Tuesday, September 26, 2017 8:27 AM >> To: Sprinkler Forum <[email protected]> >> Subject: Life Safety in Foam Systems [EXTERNAL] >> >> Since I couldn't find the Foam Forum, I figured I would ask this here. I >> have been asked to design a modification to an existing foam system inside a >> building. I am still trying to get details on occupancy, design, etc. There >> is no one in the room on a regular basis, but there is occasionally. My >> concern (at this point) is that they are asking for 7 sprinklers (closed) in >> a 300 sqft room. Are there any life safety concerns with this? I wouldn't >> want to see someone get trapped in a room filling up with foam. >> >> Todd G Williams, PE >> Fire Protection Design/Consulting >> Stonington, CT >> 860-535-2080 (ofc) >> 860-553-3553 (fax) >> 860-608-4559 (cell) >> _______________________________________________ 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
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