Might be some city pumps kicking in you do not know about. R/ Matt
Matthew J. Willis, CWBSP Design Manager Rapid Fire Protection, Inc. 600 E. Carlson St. Suite AB | Cheyenne, WY. 82009 Office (307) 426-4077 ext. 404 Direct (307) 316-6630 Cell (605) 391-2733 [cid:[email protected]] From: Fpdcdesign <[email protected]> Sent: Thursday, September 22, 2022 2:23 PM To: Discussion list on issues relating to automatic fire sprinklers <[email protected]> Subject: [Sprinklerforum] Pressure on placard greater that static. I have run into a couple of situations where the required pressure as shown on the system placard is less than the static pressure on the riser. I found another one today during a survey. If others are finding this, how do they handle it? 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)
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