NFPA 13 2007 Handbook has a picture of pan construction Exhibit 3.37
________________________________
From: Sprinklerforum <sprinklerforum-boun...@lists.firesprinkler.org> on behalf
of Dennis Wilson via Sprinklerforum <sprinklerforum@lists.firesprinkler.org>
Sent: Tuesday, February 2, 2021 8:18 AM
To: Don Kern <d...@afpi.us>; sprinklerforum@lists.firesprinkler.org
<sprinklerforum@lists.firesprinkler.org>
Cc: Dennis Wilson <dwil...@blackhawksprinklers.com>; Fpdcdesign
<fpdcdes...@gmail.com>
Subject: RE: Pan-Type Construction
I couldn't find it either, but it was a picture with small pans, these are
bigger 36 sq.ft. pans.
-----Original Message-----
From: Don Kern <d...@afpi.us>
Sent: Monday, February 1, 2021 6:41 PM
To: sprinklerforum@lists.firesprinkler.org
Cc: Dennis Wilson <dwil...@blackhawksprinklers.com>; Fpdcdesign
<fpdcdes...@gmail.com>
Subject: RE: Pan-Type Construction
I apologize for not remembering which edition, but the NFPA 13Handbook has a
picture of a pan construction ("waffle") under the smooth ceiling section.
-----Original Message-----
From: Sprinklerforum <sprinklerforum-boun...@lists.firesprinkler.org> On Behalf
Of Dennis Wilson via Sprinklerforum
Sent: Monday, February 1, 2021 5:49 PM
To: sprinklerforum@lists.firesprinkler.org
Cc: Dennis Wilson <dwil...@blackhawksprinklers.com>; Fpdcdesign
<fpdcdes...@gmail.com>
Subject: RE: Pan-Type Construction
Haven't been able to send a picture.
-----Original Message-----
From: Sprinklerforum <sprinklerforum-boun...@lists.firesprinkler.org> On Behalf
Of Fpdcdesign via Sprinklerforum
Sent: Monday, February 1, 2021 4:46 PM
To: Sprinklerforum <sprinklerforum@lists.firesprinkler.org>
Cc: Fpdcdesign <fpdcdes...@gmail.com>
Subject: Re: Pan-Type Construction
Is this is what you are looking at?
Todd G Williams, PE
Fire Protection Design/Consulting
Stonington, CT
860-535-2080 (tel:860-535-2080) (ofc)
860-554-7054 (tel:860-554-7054) (fax)
860-608-4559 (tel:860-608-4559) (cell)
>
> On Feb 1, 2021 at 4:52 PM, <Dennis Wilson via Sprinklerforum
> (mailto:sprinklerforum@lists.firesprinkler.org)> wrote:
>
>
>
> Would anyone know what the maximum depth is allowed in concrete pan-type
> construction? I have a job with exist. sprinklers installed along the bottom
> of the stems with pendents. The AHJ is questioning whether sprinklers are
> needed in each pocket. Pockets are around 6' square w/ 8" wide stems both
> directions. _______________________________________________ Sprinklerforum
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