You may also see requirements for special inspection. Best.
Bruce Verhei > On Jan 26, 2018, at 07:49, Parsley Consulting <[email protected]> > wrote: > > Micah, > > If you're using anchors in concrete to secure hangers and the project has to > provide seismic protection then the same conformance to ACI355.2 is required, > per 9.3.7.8. There is a requirement in 9.1.3.1 for pre- or post-installed > anchors in concrete to be listed, unless the limits of 9.1.3.2. or 9.1.3.3 > are applicable. > > As I am a member of the hanging and bracing committee please see the > disclaimer below. > Ken Wagoner, SET > Parsley Consulting > 350 West 9th Avenue, Suite 206 > Escondido, California 92025 > Phone 760-745-6181 > Visit the website > > IMPORTANT NOTICE: This correspondence is not a Formal Interpretation issued > pursuant to NFPA Regulations. Any opinion expressed is the personal opinion > of the author and does not necessarily represent the official position of the > NFPA or its Technical Committees. In addition, this correspondence is neither > intended, nor should it be relied upon, to provide professional consultation > or services > > It should be noted that the above is my opinion as a member of the NFPA > Automatic Sprinkler System Hanging and Bracing Committee in accordance with > the NFPA Regulations Governing Committee Projects and should therefore > not be considered, nor relied upon, as the official position of the NFPA or > its Committees > >> On 01/26/2018 7:33 AM, Micah Davis, SET wrote: >> Working on my best practices for Seismic projects. Does NFPA 13 9.3.5.9.7 >> (“Concrete Concrete anchors shall be prequalified for seismic applications >> in accordance with ACI 355.2, Qualification of Post-Installed Mechanical >> Anchors in Concrete and Commentary, and installed in accordance with the >> manufacturer’s instructions.”) apply to anchors for standard supports for >> the system piping or does it only apply to sway brace components? Section >> 9.3.5 applies to Sway Brace Design, so my gut is to say it does not. I can >> find nothing in section 9.1 or 9.2 that specifies prequalified anchors are >> required for standard supports, but logic tells me that should be a >> consideration as well. What is the opinion(s) of the forum? Should I be >> trying to convince my clients to use ICC evaluated anchors for all hangers? >> >> Micah Davis, SET >> NICET #124745 >> Water Based Systems Layout, Level IV >> Dynamic Fire Designs >> >> Mail: [email protected] >> Mobile: 931-242-1299 >> www.dynamicfiredesigns.com >> Dynamic Fire Designs • 13063 Count Line Rd. Box #87 • Spring Hill • FL • >> 34609 >> >> This message is confidential. It may also be privileged or otherwise >> protected by work product immunity or other legal rules. If you have >> received it by mistake, please let us know by e-mail reply and delete it >> from your system; you may not copy this message or disclose its contents to >> anyone. The integrity and security of this message cannot be guaranteed on >> the Internet. >> >> >> >> >> _______________________________________________ >> 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
