Have had some sites/AHJs look for a HSW rotated so that the deflector is perpedicular to the floor. Idea being that more water hits the column. Seemed like a good idea to me as it does seem that a only a small bit of the discharged water is hitting the column when installed parallel with the floor.
Damien Shannon. On 6 July 2015 at 22:10, Travis Mack, SET <[email protected]> wrote: > The sprinklers at the roof will help to cool the structure. My > understanding the 15' sprinkler is to help prevent buckling of the column. > > Travis Mack, SET > MFP Design, LLC > 2508 E Lodgepole Drive > Gilbert, AZ 85298 > 480-505-9271 > fax: 866-430-6107 > email:[email protected] > > http://www.mfpdesign.com > https://www.facebook.com/pages/MFP-Design-LLC/92218417692 > Send large files to us via: https://www.hightail.com/u/MFPDesign > > On 7/6/2015 2:09 PM, Kenneth Berman wrote: > >> What cools a fifty foot column above fifteen feet? Codes don't say install >> horizontal, vertical, up, down. In Tennessee gravity pulls the water down. >> I'm cooling twenty nine feet of column to prevent collapse. >> >> On Mon, Jul 6, 2015 at 3:55 PM, John Denhardt < >> [email protected]> >> wrote: >> >> Agree - I never seen one pointed up. >>> >>> John >>> >>> -----Original Message----- >>> From: Sprinklerforum [mailto: >>> [email protected]] On Behalf Of Travis >>> Mack, >>> SET >>> Sent: Monday, July 06, 2015 5:00 PM >>> To: [email protected] >>> Subject: Re: Column Protection >>> >>> Where does it say the sidewall is pointed up? I have only seen these >>> installed in the horizontal position for this application. >>> >>> Any steel columns shall be protected by 1-hour fireproofing or a >>> sidewall sprinkler directed to one side of the column at the top or at >>> the 15 ft (4.6 m) level, whichever is lower. Flow from these sprinklers >>> shall be permitted to be omitted from the sprinkler system demand for >>> hydraulic calculations. >>> >>> >>> Travis Mack, SET >>> MFP Design, LLC >>> 2508 E Lodgepole Drive >>> Gilbert, AZ 85298 >>> 480-505-9271 >>> fax: 866-430-6107 >>> email:[email protected] >>> >>> http://www.mfpdesign.com >>> https://www.facebook.com/pages/MFP-Design-LLC/92218417692 >>> Send large files to us via: https://www.hightail.com/u/MFPDesign >>> >>> On 7/6/2015 1:57 PM, Kenneth Berman wrote: >>> >>>> You're all missing an important point, the horizontal sidewall is >>>> pointed >>>> upwards. A vertical sidewall, upwards, is incorrect. The horizontal >>>> sidewall cools the column from fifteen feet upwards, and the water >>>> >>> returned >>> >>>> by gravity cools the column below fifteen feet. >>>> >>>> On Mon, Jul 6, 2015 at 2:50 PM, Parsley Consulting < >>>> [email protected]> wrote: >>>> >>>> Rocci, >>>>> I'd echo Travis and Mark's comments. When all else fails, point >>>>> to >>>>> 12.12.2.2.4.1, 16.1.4.1, 17.1.4.1, or 18.2.1 (whichever is appropriate) >>>>> >>>> and >>> >>>> ask him, politely of course, how he's reaching the conclusion that the >>>>> sidewall sprinkler must be vertical. >>>>> In short, ask him to "prove it." >>>>> *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 07/06/2015 11:20 AM, Rocci Cetani 3 wrote: >>>>> >>>>> I have a FM questioning the use of horizontal sidewall sprinklers (he >>>>>> thinks >>>>>> it should be a vertical sidewall) with no heat collectors @ 15' >>>>>> >>>>> AFF...NFPA >>> >>>> 13 2013 17.1.4.1 only states a sidewall sprinkler pointed in the >>>>>> direction of the column @ 15' AFF. Any suggestions? >>>>>> >>>>>> >>>>>> >>>>>> Rocci Cetani III, CET >>>>>> >>>>>> Lead Designer >>>>>> >>>>>> Water-Based Fire Protections Systems Layout, Nicet Level III >>>>>> >>>>>> >>>>>> Northern California Fire Protection Services Inc. >>>>>> >>>>>> 16840 Joleen Way Bldg. A >>>>>> >>>>>> Morgan Hill, CA 93037 >>>>>> >>>>>> P-(408) 776-1580 EXT.111 >>>>>> >>>>>> F-(408) 776-1590 >>>>>> >>>>>> C- (408) 595-3906 >>>>>> >>>>>> >>>>>> [email protected] >>>>>> >>>>>> www.norcalfire.com <http://www.norcalfire.com/> >>>>>> >>>>>> >>>>>> CONFIDENTIALITY NOTICE: This message and any document accompanying it >>>>>> >>>>> may >>> >>>> contain confidential information >>>>>> >>>>>> belonging to the sender. The information is intended only for the use >>>>>> >>>>> of >>> >>>> individual or entity named above. If you are not the intended >>>>>> >>>>> recipient, >>> >>>> or >>>>>> the employee or agent responsible to deliver this message to the >>>>>> >>>>> intended >>> >>>> recipient, you are hereby notified that any disclosure, copying or >>>>>> >>>>> taking >>> >>>> of >>>>>> any action in reliance on the contents of this information is strictly >>>>>> prohibited. If you have received this transmission in error, please >>>>>> immediately notify us by telephone to arrange for return of the >>>>>> >>>>> documents. >>> >>>> >>>>>> _______________________________________________ >>>>>> 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 >>> >>> _______________________________________________ >>> 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 >> > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > -- *Damien Shannon* _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
