Gerald Osborne Wolseley Canada Commercial Business Group Outside Sales Mobile: (902) 221-5741
----- Original Message ----- From: Steve Leyton [mailto:[email protected]] Sent: Monday, November 21, 2011 04:33 PM To: [email protected] <[email protected]> Subject: RE: Hanger question (NFPA 13, 2007 edition) You're welcome, and that last sentence should have read "built up" not build up. Whatever. SL -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Daniel Adams Sent: Monday, November 21, 2011 1:22 PM To: [email protected] Subject: Re: Hanger question (NFPA 13, 2007 edition) Thanks Steve, I appreciate your insight ! On Mon, Nov 21, 2011 at 2:16 PM, Steve Leyton <[email protected]> wrote: > It's not a metal deck, it's a poured-in-place-concrete-reinforced metal deck. > The cited section is for attaching to unreinforced metal deck such as roof > decks with nothing more than insulation or build up composition roof on top. > > Steve L. > > > > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Daniel Adams > Sent: Monday, November 21, 2011 1:14 PM > To: [email protected] > Subject: Re: Hanger question (NFPA 13, 2007 edition) > > It is 4" total thickness on 1" non-composite metal deck. > > On Mon, Nov 21, 2011 at 1:50 PM, Matt Grise <[email protected]> wrote: >> How thick is the concrete? >> >> Matt Grisé PE*, LEED AP >> Sales Engineer >> Alliance Fire Protection >> 130 w 9th Ave. >> North Kansas City, MO 64116 >> >> *Licensed in KS & MO >> >> 913.888.0647 ph >> 913.888.0618 f >> 913.927.0222 cell >> www. AFPsprink.com >> >> >> -----Original Message----- >> From: [email protected] >> [mailto:[email protected]] On Behalf Of Daniel Adams >> Sent: Monday, November 21, 2011 2:48 PM >> To: [email protected] >> Subject: Hanger question (NFPA 13, 2007 edition) >> >> On a current government project, piping has been hung from a concrete >> filled metal deck using expansion shells (drop-in). After giving the >> okay to use this type of hanger, an inspector has referenced : >> "9.2.1.4.1 Metal Deck. 9.2.1.4.1 * Branch line hangers attached to >> metal deck shall be permitted only for the support of pipe 1 in. (25 >> mm) or smaller in size, by drilling or punching the vertical portion >> of the metal deck and using through bolts." and in Annex A, it says >> that "A.9.2.1.4.1 The requirements of 9.2.1.4.1 are based on metal >> decks only but can be applied to other applications such as concrete >> or gypsum-filled metal decks". >> >> In 9.1.3 Fasteners in Concrete, it notes that "Unless prohibited by >> 9.1.3.2 or 9.1.3.3, the use of listed inserts set in concrete and >> listed post-installed anchors to support hangers shall be permitted >> for mains and branch lines. >> 9.1.3.2 Post-installed anchors shall not be used in cinder concrete, >> except for branch lines where the post-installed anchors are >> alternated with through-bolts or hangers attached to beams. >> 9.1.3.3 Post-installed anchors shall not be used in ceilings of gypsum >> or other similar soft material. >> >> The expansion shells are in the concrete portion of the deck (the >> metal decking has been drilled to permit the expansion shells to be >> inserted into the concrete). Doesn't this comply with 9.1.3 ? >> >> Daniel N. Adams >> Designer >> >> Interwest Fire Protection, Inc. >> 404 Ironwood Drive >> Salt Lake City, UT 84115 >> >> Phone: (801) 746-4040 >> Fax: (801) 746-4043 >> [email protected] >> _______________________________________________ >> Sprinklerforum mailing list >> [email protected] >> http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum >> _______________________________________________ >> Sprinklerforum mailing list >> [email protected] >> http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > > > > -- > Daniel N. Adams > Designer > > Interwest Fire Protection, Inc. > 404 Ironwood Drive > Salt Lake City, UT 84115 > > Phone: (801) 746-4040 > Fax: (801) 746-4043 > [email protected] > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum -- Daniel N. Adams Designer Interwest Fire Protection, Inc. 404 Ironwood Drive Salt Lake City, UT 84115 Phone: (801) 746-4040 Fax: (801) 746-4043 [email protected] _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum
