Regardless of if you're 9 ft off a wall your overall coverage still cannot exceed the values in 8.6.2.2.1(a).
On Fri, Sep 26, 2014 at 10:20 AM, Parsley Consulting < [email protected]> wrote: > Jerry, > I don't know what anyone else is going to use to answer this, however > I've always regarded the answer as "yes". Here's why - by definition a > small room does not exceed 800 square feet, per 3.3.21. Let's say for > argument that the room you're looking at is 800 square feet. You would > need at least two sprinklers, since the maximum coverage for any single > sprinkler cannot exceed 400 square feet, per 8.5.2.2.2. It's still a small > room, if light hazard, and those rules 8.6.3.2.4.1 still apply. NFPA 13 > points to allowing more than one sprinkler in a small room in 8.6.2.1.2.1, > as it suggests that the coverage area per sprinkler is based on the square > footage of the room divided by the number of sprinklers (plural) in the > room. > > Seems to me you can. > *Ken Wagoner, SET > *Parsley Consulting*** > *350 West 9th Avenue, Suite 206 > *Escondido, California 92025 > *****Phone 760-745-6181* > Visit our website <http://www.parsleyconsulting.com/> *** > > On 9/26/2014 8:48 AM, Jerry Van Kolken wrote: > >> I've been reading this thread and come to think I've miss understood how >> to >> apply this exception. >> >> >> Based on NFPA 13(13ed)Fig A.8.6.3.2.4 I've always thought the only time >> you >> would exceed the 15'-0" spacing for a sprinkler is when you have a single >> sprinkler in a small room. >> >> >> In a situation where an L shape room 12x18 with a 4' pop out for the entry >> in one of the corners along the 18' side, Could you get away with 2 >> sprinklers or do you need 3? >> >> >> Jerry Van Kolken >> >> Millennium Fire Protection Corp. >> >> 101 Copperwood Way, Suite H >> >> Oceanside, CA 92058 >> >> (760) 722-2722 FX 722-2730 >> >> >> _______________________________________________ >> 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 > _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
