It is normal for commercial parking garage to be open. The building code requires either this or mechanical ventilation to exhaust automobile fumes.
> On Dec 15, 2016, at 13:58, Steve Leyton <[email protected]> wrote: > > CORRECT, no reduction for QA here. Instead, please make check for sales tax > on larger pipe size payable to Franchise Tax Board, Sacramento CA. > > SL > > From: Sprinklerforum [mailto:[email protected]] > On Behalf Of Rocci Cetani 3 > Sent: Thursday, December 15, 2016 1:55 PM > To: [email protected] > Subject: RE: 13R systems > > 1 large universal parking area 40’x80’, garage is separated from residential > portion by a 1 hour rated wall. (Not a separate building just a 1 hour wall) > Sounds like OH1 it is and thanks to the great state of California no area > reduction for me. J > > Thanks Steve > > Rocci Cetani III, CET > 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 > > > [email protected] > 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. > > From: Sprinklerforum [mailto:[email protected]] > On Behalf Of Steve Leyton > Sent: Thursday, December 15, 2016 1:04 PM > To: [email protected] > Subject: RE: 13R systems > > First, since carports aren’t addressed in 13R, I think you have to call it a > “garage”. Next, is this one universal parking area or is it > compartmentalized into spaces less than 500 sq. ft. (NFPA 13R, 7.2.3.1 and > 7.2.4.1)? Then, are the walls separating it from other compartments rated? > 30 minutes? One-hour? Or, is there a building separation that would trigger > full NFPA 13 (7.3.1)? Assuming a larger compartment, it’ll probably boil > down to OH1 per NFPA 13 with area reduction allowed for QR sprinklers. > > Steve L. > > From: Sprinklerforum [mailto:[email protected]] > On Behalf Of Rocci Cetani 3 > Sent: Thursday, December 15, 2016 12:54 PM > To: [email protected] > Subject: 13R systems > > I have a 3 story apartment building, 1st floor has 4 units and a parking > area. 2nd and 3rd floors each have 6 units. The Parking area is on the far > end of the building under 2 of the 2nd floor units. The parking area has a 1 > hr rated wall and door that leads to the 4 units on the 1st floor. In my > opinion this isn’t really a garage because it’s completely open on one side, > I look at it more as a carport (please correct me if im wrong)…… I believe I > should be using section 7.2.2 (13R 2013) where it states “ the design > discharge and design area criteria for area protected by quick response > sprinklers shall comply with NFPA 13.” I’m unsure if this is directing me to > calc at OH1 .15/1500 because its automobile parking or if it saying to calc > at a .10 over 4 sprinklers per NFPA 13 11.3 ( not sure this section even > applies because 13R 6.4.7 doesn’t say carports fall under the category where > residential sprinklers can be used outside dwelling units. I design maybe 2 > residential projects every year so I’m not as in tune with residential > standards as I should be. Any guidance is much appreciated. > > Thank you! > > > Rocci Cetani III, CET > 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 > > > [email protected] > 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
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