Dear Greg As per NFPA, galvanised with wrapping will not be acceptable.HDPE(High Density Poly Ethylene) pipes are well suited in this case and also accepatble by NFPA. You can get HDPE in single length to cover 15' and also bends/elbows as required and it is cost effective.
Regards DR On Tue, Jul 31, 2012 at 12:09 AM, Gregory Lindholm <[email protected]> wrote: > > I think I have seen this before, but could not find it. > > We need to run a wet main underground from one building to another. They > are about 15' apart. The main will be 7' deep to get below frost. We plan > to run 3" galv. sch. 40 with galv. grooved fittings. There will only be 2 > ell & 4 couplings underground, and plan to wrap it with what the plumber > use to wrap underground. > > Is there anything wrong with this idea, either code or common sense? > > Greg Lindholm > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: < > http://fireball.firesprinkler.org/mailman/private/sprinklerforum/attachments/20120730/e7a4d52d/attachment.html > > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum > -- Warm Regards & Feel Safe *D Radhakrishnan | Assist. Design Manager * *Unisafe Fire Protection Specialists L.L.C* P.O.Box 117579, Ras Al Khor, Al Aweer Industrial Estate, Dubai, U.A.E. *Mobile: *+971 50 1643785* *|* Tel:* + 971 4 333 9977 | *Fax:* + 971 4 333 9358 | *Email :* [email protected] *Website:* www.unisafedxb.com P* **Please don't print this Email unless you really need to - this will preserve trees on planet earth.* * ============================================================================================ * -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://fireball.firesprinkler.org/mailman/private/sprinklerforum/attachments/20120805/836babf3/attachment.html> _______________________________________________ Sprinklerforum mailing list [email protected] http://fireball.firesprinkler.org/mailman/listinfo/sprinklerforum
