Ed, I think the only thing special about a COIN-type sprinkler is that, if spaced (and calc'd) correctly the patterns will overlap in a shallow depth. So if I were King, or better yet an AHJ, I would accept room design.
Brad On Mar 14, 2016 5:25 PM, "Ed Kramer" <[email protected]> wrote: > Working on a project where listed combustible concealed space sprinklers > (such as Viking COIN) are required. Data sheets call for a design area of > 1,000 sf. However, the combustible concealed spaces on several floors of > this motel are compartmented into areas of approx 345 sf via 1-hour rated > walls. A 1,000 sf design area would include up to 8 sprinklers, whereas a > design area of (1) 1-hour rated compartment would include only 3 > sprinklers. I'd love to use the room design method and calc only 3 > sprinklers, but since these are specially listed sprinklers and the listing > calls for 1,000 sf, I don't believe I'm allowed to do that. Anybody else > run into this or have an opinion? > > > > Ed Kramer > > Bamford Fire Sprinkler > > _______________________________________________ > 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
