I noticed that also. Seems like a style error that the committee should fix.
On Tue, Aug 3, 2010 at 11:15 AM, David de Vries <[email protected]> wrote: > That's what I was looking for. Seems I skipped over it because it looked > like it was under the Backflow Preventer heading. > > Thanks, guys. As always, the Forum is indispensable. > > Dave > > David A. de Vries, P.E., CSP > Firetech Engineering Incorporated > > > > --- On Tue, 8/3/10, [email protected] <[email protected]> wrote: > > > From: [email protected] <[email protected]> > Subject: RE: Leaking Lead-In > To: [email protected] > Date: Tuesday, August 3, 2010, 12:46 PM > > > Aw Ron, opportunities like this are so rare and no comments, bummer. lol > > Anyway, regardless of how the pipe is installed, if it's to a riser there > will be a joint at the bottom elbow. Hopefully they provided thrust > restraints. > > Craig L. Prahl, CET > Fire Protection Specialist > Mechanical Department > CH2MHILL > Lockwood Greene > 1500 International Drive > Spartanburg, SC 29304-0491 > Direct - 864.599.4102 > Fax - 864.599.8439 > [email protected] > http://www.ch2m.com > > > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Ron Greenman > Sent: Tuesday, August 03, 2010 1:39 PM > To: [email protected] > Subject: Re: Leaking Lead-In > > Craig was faster on the draw than I. No old guy comments either way if > you please, but what Craig said. Are there joints under the slab? > That's not allowed. > > On Tue, Aug 3, 2010 at 10:36 AM, <[email protected]> wrote: >> >> NFPA 24-2007 >> 10.10.2.6* The trench shall be backfilled between joints before >> testing to prevent movement of pipe. >> 10.10.2.7 Where required for safety measures presented by >> the hazards of open trenches, the pipe and joints shall be permitted >> to be backfilled, provided the installing contractor >> takes the responsibility for locating and correcting leakage. >> >> A.10.10.2.6 Hydrostatic tests should be made before the >> joints are covered so that any leaks can be readily detected. >> Thrust blocks should be sufficiently hardened before hydrostatic >> testing is begun. If the joints are covered with backfill >> prior to testing, the contractor remains responsible for locating >> and correcting any leakage in excess of that permitted. >> >> Craig L. Prahl, CET >> Fire Protection Specialist >> Mechanical Department >> CH2MHILL >> Lockwood Greene >> 1500 International Drive >> Spartanburg, SC 29304-0491 >> Direct - 864.599.4102 >> Fax - 864.599.8439 >> [email protected] >> http://www.ch2m.com >> >> -----Original Message----- >> From: [email protected] >> [mailto:[email protected]] On Behalf Of David de Vries >> Sent: Tuesday, August 03, 2010 1:24 PM >> To: AFSA SprinklerForum >> Subject: Leaking Lead-In >> >> I am looking at a new lead-in that was hydro-tested after being backfilled >> and the floor slab poured over it. It failed the hydrotest. I went to look >> up in 13 and 24 the "requirement" that underground piping be tested before >> being buried. I can't find it. Is my memory bad (no comments about old >> age, Ron, please) or am I perhaps thinking of a best practice that I >> previously included in a spec? >> >> Any help in finding that would be appreciated. >> >> Dave >> >> David A. de Vries, P.E., CSP >> Firetech Engineering Incorporated >> >> >> _______________________________________________ >> 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) >> > > > > -- > Ron Greenman > Instructor > Fire Protection Engineering > Bates Technical College > 1101 So. Yakima Ave. > Tacoma, WA > > 253.680.7346 > > Member: > AFSA, SFPE, ASCET, NFPA, NFSA, AFAA, NIBS, WSAFM, WFC > > They are happy men whose natures sort with their vocations. -Francis > Bacon, essayist, philosopher, and statesman (1561-1626) > _______________________________________________ > 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) > -- Ron Greenman Instructor Fire Protection Engineering Bates Technical College 1101 So. Yakima Ave. Tacoma, WA 253.680.7346 Member: AFSA, SFPE, ASCET, NFPA, NFSA, AFAA, NIBS, WSAFM, WFC They are happy men whose natures sort with their vocations. -Francis Bacon, essayist, philosopher, and statesman (1561-1626) _______________________________________________ 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)
