I meant the 0.07 in the 3000 sq ft design areas. Travis Mack, SET MFP Design, LLC "Follow" us on Facebook: https://www.facebook.com/pages/MFP-Design-LLC/92218417692 Send large files to MFP Design via: https://www.hightail.com/u/MFPDesign
Sent from my iPhone > On Mar 1, 2017, at 10:08 AM, Steve Leyton <[email protected]> wrote: > > Even though it’s not the specific topic of this thread, I feel compelled to > add that, where certain unsprinklered combustible concealed spaces are > present, the triggers for 8-sprinkler and 3,000 sq. ft. design areas have > tightened in the past two editions of the standard,. You use the same > methodology, i.e. walls are transparent, you pick up sprinklers in the > communicating spaces the same way, etc., but the design area essentially > doubles. > > Steve L. > > > From: Sprinklerforum [mailto:[email protected]] > On Behalf Of Travis Mack > Sent: Wednesday, March 01, 2017 8:51 AM > To: [email protected] > Subject: Re: Dwelling Unit Sprinkler Calc > > You can use small room rule and do room area divided by number of heads to > get 0.1 flow. Then compare that to data sheet. > > Travis Mack, SET > MFP Design, LLC > "Follow" us on Facebook: > https://www.facebook.com/pages/MFP-Design-LLC/92218417692 > Send large files to MFP Design via: > https://www.hightail.com/u/MFPDesign > > Sent from my iPhone > > On Mar 1, 2017, at 9:43 AM, Ed Kramer <[email protected]> wrote: > > I agree – 4 heads regardless of walls, even if the walls are rated. It > creates a bit of a penalty when using residential sprinks. I understand the > reasoning back when we didn’t provide a .10 density, but not so much now. > Sometimes I’ve found it’s more economical to switch to QR sprinks and then > utilize the room design method. Just depends on the particulars of your > layout. > > Ed Kramer > Bamford Fire > > From: Sprinklerforum [mailto:[email protected]] > On Behalf Of Travis Mack > Sent: Wednesday, March 01, 2017 10:17 AM > To: [email protected] > Subject: Re: Dwelling Unit Sprinkler Calc > > It is regardless of walls. I pick 4 on one line if they are the most > demanding. If unsure, just throw on a few calc areas and take the most > demanding one. (Another plug for Autosprink - draw the extra remote areas. > Tell it to keep most demanding and you are done). > > Travis Mack, SET > MFP Design, LLC > "Follow" us on Facebook: > https://www.facebook.com/pages/MFP-Design-LLC/92218417692 > Send large files to MFP Design via: > https://www.hightail.com/u/MFPDesign > > Sent from my iPhone > > On Mar 1, 2017, at 9:05 AM, Dewayne Martinez <[email protected]> > wrote: > > NFPA 13 (10) section 11.3.1.1 also includes “adjacent”. What does this mean > actually? 4 heads on the same line regardless of the walls or 4 heads in the > same area but may be supplied from different lines? The pictures in the > appendix are not very clear. > Thanks, > Dewayne > > From: Sprinklerforum [mailto:[email protected]] > On Behalf Of [email protected] > Sent: Friday, July 08, 2016 9:13 AM > To: sprinklerforum > Subject: Re: Dwelling Unit Sprinkler Calc > > In response to the original question, is it just me or are we over-thinking > this? > NFPA 13 says that when using residential heads, you calculate the 4 heads > that produce the greatest hydraulic demand. No mention of units, rated > walls, corridors, type of construction, etc. > > I didn't know George Church, but I would have liked him. > > From: "Travis Mack" <[email protected]> > To: [email protected], "sprinklerforum" > <[email protected]> > Sent: Tuesday, July 5, 2016 3:44:35 PM > Subject: Re: Dwelling Unit Sprinkler Calc > > I'd probably grab the adjacent sprinkler in the adjacent room. > > > > Travis Mack, SET > MFP Design, LLC > "Follow" us on Facebook: > https://www.facebook.com/pages/MFP-Design-LLC/92218417692 > Send large files to MFP Design via: > https://www.hightail.com/u/MFPDesign > > Sent from my iPhone > > On Jul 5, 2016, at 12:34 PM, Bob <[email protected]> wrote: > > I have a NFPA 13 building with Dwelling Units. They each have three > Residential Sprinklers. 13 requires a four head calc. Can I calc the 3 > residential sprinklers and pick up one QR sprinkler in the corridor and still > satisfy the 4 head requirement? Or, should I pick up one residential > sprinkler from an adjacent dwelling room? > > Thank you, > > Bob Knight, CET III > 208-318-3057 > <image002.jpg> > > _______________________________________________ > 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
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