NFPA 13 (2016 edition) 8.16.2.5.3.6 Tie-in drains shall be provided for multiple adjacent trapped branch pipes and shall be only 1 in. (25 mm). Tie-in drain lines shall be pitched a minimum of 1⁄2 in. per 10 ft (4 mm/m).
David L. Miller, P.E. Engineered Fire Protection, LLC 11920 Richcroft Avenue Baton Rouge, Louisiana 70814 225-273-5040 -----Original Message----- From: Sean Lockyer <[email protected]> Sent: Monday, March 13, 2023 6:31 PM To: [email protected] Subject: [Sprinklerforum] Combining dry system drains Can dry system drains (I.E. - Drum drips) be combined or interconnected ? Sean Lockyer Project Designer AITLifeSafety _________________________________________________________ SprinklerForum mailing list: https://lists.firesprinkler.org/list/sprinklerforum.lists.firesprinkler.org To unsubscribe send an email to [email protected] _________________________________________________________ SprinklerForum mailing list: https://lists.firesprinkler.org/list/sprinklerforum.lists.firesprinkler.org To unsubscribe send an email to [email protected]
