Craig, Thank you. I may just check with AHJ to be sure that it can be accepted.
---- [email protected] wrote: > Would this not meet the definition of Miscellaneous Storage? > > 3.9.1.14* Miscellaneous Storage. > -Storage that does not exceed 12 ft (3.66 m) in height and is incidental to > another occupancy use group. > [you said top shelf was at 5ft.] > -Such storage shall not constitute more than 10 percent of the building area > or 4000 ft2 (372 m2) of the sprinklered area, whichever is greater. > [is the building at least 20,001 sq. ft. and sprinklered?] > -Such storage shall not exceed 1000 ft2 (93m2) in one pile or area, and each > such pile or area shall be separated from other storage areas by at > least 25 ft (7.62 m). > [you stated the shelving area is approx. 680 sq. ft.] > > > > Linens = Class III or Class IV commodity. > > If you meet the criteria for the Misc. Storage definition it would seem > reasonable that the room could be protected by ceiling sprinklers alone. > Based on NFPA 13, 2007, Table 13.2.1, for Class IV, storage <10ft. you're > looking at OH2 with 250 gpm hose and no in-rack sprinklers and this covers > shelf type configuration. > > Also in A.8.6.6 it mentions shelves along the wall which are not directly > below sprinklers do not have the 18" clearance restriction. > > > > Craig L. Prahl, CET > Fire Protection Specialist > Mechanical Department > CH2MHILL > Lockwood Greene > 1500 International Drive > PO Box 491, Spartanburg, SC 29304-0491 > Direct - 864.599.4102 > Fax - 864.599.8439 > [email protected] > http://www.ch2m.com > > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Ania Reich > Sent: Wednesday, March 11, 2009 8:20 PM > To: [email protected] > Subject: RE: Miscellaneous Storage > > Craig, > Racks are continuous along walls of the almost entire room. They are 36" and > 48" wide or deep. The entire room area is 2000sqft, but the floor area under > the racks are is 680sqft. > First level of the rack where the bedding is stored is 2ft AFF, and second > 5ft AFF. Nothing is stared on the floor. > Thanks for your help, > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of > [email protected] > Sent: Wednesday, March 11, 2009 3:49 PM > To: [email protected] > Subject: RE: Miscellaneous Storage > > Is each shelf 36" to 48" wide by maybe 24 inches deep and there are two > levels. Correct? > > The top shelf is 5 ft off the floor, correct? > > Is there any space between each shelving unit are do the units form a > continuous shelf along the entire length of the wall? > > When you say the storage racks are 680sq. ft., what exactly is 680sq. ft.? > > > > Craig L. Prahl, CET > Fire Protection Specialist > Mechanical Department > CH2MHILL > Lockwood Greene > 1500 International Drive > PO Box 491, Spartanburg, SC 29304-0491 > Direct - 864.599.4102 > Fax - 864.599.8439 > [email protected] > http://www.ch2m.com > > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of > [email protected] > Sent: Wednesday, March 11, 2009 2:34 PM > To: [email protected] > Subject: Re: Miscellaneous Storage > > They are racks since they are 36" and 48" wide. > > Racks are built with steel support attached to wall with solid wood on the > top of shelves. > > > > Thanks, > > > ---- Todd Williams <[email protected]> wrote: > > Anna, > > > > Are they shelves or racks? > > > > > > At 09:39 AM 3/11/2009, you wrote: > > >Gentlemen, Would you please help me? I have the basement in > > >studentÂ's dorm serving as a storage room approximate 2000 sqft. > > >Around all storage room, along walls, there are storage racks with > > >the solid wood shelves (storage racks are about 680 sqft). The > > >storage contains beddings: > > >sheets, pillows and comforters in the small plastic bags. Room is 9 > > >ft height; first level of rack is 2 ft above floor and second level 5 > > >ft above floor. Commodities are stored to the ceiling of the room. > > >Please correct me if my approach is not correct: 1. Storage > > >classified as miscellaneous storage 2. Commodities > > >classification: Class IV 3. Storage to be lower min. 18 inch from the > > >sprinklers. 3. Design criteria for ceiling sprinklers based on > > >12.1.10 (NFPA 13 2002): 1500sqft/0.20 gpm/sqft 4. > > >Since we have solid shelving do we need have in rack sprinklers and > > >need to apply section > > >12.3.1.9.2 Â"Where solid shelving in single-, double-, and > > >multiple-row racks exceeds 64 sqft in are or where the level of > > >storage exceed 6 ft, sprinklers shall be installed at the ceiling > > >and below each level of shelvingÂ"? It is not really clear to me that > > >this requirement applies to miscellaneous storage also. I would > > >really appreciate you help. Thank you, Anna Reich > > >_______________________________________________ > > >Sprinklerforum mailing list > > >http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum > > >For Technical Assistance, send an email to: > > >[email protected] To Unsubscribe, send an email > > >to:[email protected] (Put the word unsubscribe > > >in the subject field) > > > > Todd G. Williams, PE > > Fire Protection Design/Consulting > > Stonington, Connecticut > > www.fpdc.com > > 860.535.2080 > > _______________________________________________ > > Sprinklerforum mailing list > > http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum > > For Technical Assistance, send an email to: > > [email protected] > > > > To Unsubscribe, send an email > > to:[email protected] > > (Put the word unsubscribe in the subject field) > > _______________________________________________ > Sprinklerforum mailing list > http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum > For Technical Assistance, send an email to: [email protected] > > To Unsubscribe, send an email to:[email protected] > (Put the word unsubscribe in the subject field) > _______________________________________________ > Sprinklerforum mailing list > http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum > For Technical Assistance, send an email to: [email protected] > > To Unsubscribe, send an email to:[email protected] > (Put the word unsubscribe in the subject field) > > _______________________________________________ > Sprinklerforum mailing list > http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum > For Technical Assistance, send an email to: [email protected] > > To Unsubscribe, send an email to:[email protected] > (Put the word unsubscribe in the subject field) > _______________________________________________ > Sprinklerforum mailing list > http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum > For Technical Assistance, send an email to: [email protected] > > To Unsubscribe, send an email to:[email protected] > (Put the word unsubscribe in the subject field) _______________________________________________ Sprinklerforum mailing list http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum For Technical Assistance, send an email to: [email protected] To Unsubscribe, send an email to:[email protected] (Put the word unsubscribe in the subject field)
