What cliff said. You use the perpendicular dimension and apply the regular SxL rule.
Roland Roland Huggins, PE - VP Engineering American Fire Sprinkler Assn. --- Fire Sprinklers Saves Lives Dallas, TX http://www.firesprinkler.org On Mar 20, 2014, at 11:09 AM, Jeremy Frazier <[email protected]> wrote: > According to NFPA 13 2007 8.6.3.2.3, In a situation with angled and > irregular walls, you are allowed to go 75% of the maximum distance between > sprinklers provided the maximum perpendicular distance is not exceeded. My > question is how do you actually figure the square footage required to do a > calculation? For instance, if you look at the diagram in the appendix , > what would be the square footage of that sprinkler? > > Would it be (2 x 7'6) x (2 x 11.25)? Or (2 x 7'-6") x (11.25' x 1.333) > or just (2 x 7'6) x (2 x 7'6)? > > > > > > Jeremy Frazier > > P:571-931-1004 > F:571-931-1010 > > > > _______________________________________________ > 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
