My take on this issue: For standard spray upright sprinklers, the "Three Times
Rule" applies to this situation. However, 8.6.5.2.1.8 states 8.6.5.2.1.3 shall
not apply to sprinkler piping less than 3" in diameter.
I think the language was changed because the "Three Times Rule" was added.
Of Travis Mack, SET, CFPS, CWBSP, RME-G via Sprinklerforum
Sent: Tuesday, October 08, 2019 12:31 PM
To: sprinklerforum@lists.firesprinkler.org
Cc: Travis Mack, SET, CFPS, CWBSP, RME-G; 'Ron Greenman'
Subject: RE: Upright Sprinkler
That is for CMSA only. Using standard spray, you want to look
e sweetness of low price
is forgotten.”
From: Sprinklerforum On Behalf
Of Ron Greenman via Sprinklerforum
Sent: Tuesday, October 8, 2019 9:27 AM
To: sprinklerforum@lists.firesprinkler.org
Cc: Ron Greenman
Subject: Re: Upright Sprinkler
>From the 2016 Handbook
8.11.5.2.2 Branch Line
>From the 2016 Handbook
8.11.5.2.2 Branch Lines. Upright sprinklers shall be positioned with
respect to branch lines
in accordance with one of the following:
(1) Upright sprinklers shall be permitted to be attached directly to branch
lines less than or
equal to 4 in. (100 mm) nominal in diameter.
