I've seen it used for supply mains run underground, wrapped and tarred and not wrapped and tarred. Grooved coupling bolts tend to rust through though if they aren't wrapped and tarred. Surprise surprise...
Scott Futrell (763) 425-1001 Office (612) 759-5556 Cell -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of John Denhardt Sent: Friday, March 26, 2010 10:33 AM To: [email protected] Subject: RE: Grooved Underground, Thrust Blocks Required? That is where we have used it but we also tar and wrap it. John John August Denhardt, P.E. Strickland Fire Protection Incorporated 5113 Berwyn Road College Park, Maryland 20740 Office Telephone Number: 301-474-1136 Mobile Telephone Number: 301-343-1457 FIRE SPRINKLERS SAVE LIVES -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of Roland Huggins Sent: Friday, March 26, 2010 11:42 AM To: [email protected] Subject: Re: Grooved Underground, Thrust Blocks Required? I assume you are using the galvanized pipe only on a portion of a yard FDC, right? Roland On Mar 26, 2010, at 8:22 AM, Greg McGahan wrote: > Let me clarify my original reply: I need to use grooved fittings UG > several years ago and had to make sure they were listed for use by > definition or by meeting the standards listed in 13. I call all of the > major manufacturers and was told at the time that NO they could not be > used - period. > > Evidently that has changed and great to know. > > Greg McGahan > > Living Water Fire Protection > (850) 937.1850 | Fax (850) 937.1852 | Cell (850) 554.3231 _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.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 [email protected] http://fireball.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 [email protected] http://fireball.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)
