That is one long sentence Ron! Impressive.
Reed A. Roisum, CET Fire Protection Technician Ulteig Engineers, Inc. 3350 38th Avenue South Fargo, ND 58104-7079 Direct Number: 701.280.8580 Mobile: 701.212.8810 Main Office: 701.280.8500 -----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Ron Greenman Sent: Wednesday, August 27, 2008 8:08 PM To: [email protected] Subject: Re: backflow preventer drains Until you're sloshing around in a room that has had a two inch discharge running for 45 minutes and then he's blaming the sprinkler system when it was crap in the water purveyor's water that clogged the little by-pass hose that supplies pressure to keep the RP closed and wouldn't have clogged in the first place if the water wasn't moving constantly because the RPBA was there in the first place or if the owner had sprung for a strainer or if the purveyor cared as much that his pipes were flushed properly after an opening as he does that the backflow is installed. On Wed, Aug 27, 2008 at 5:34 PM, Garth W. Warren <[EMAIL PROTECTED]> wrote: > Thom - I love your reasoning and your solution. I agree backflow rooms > should have drains to properly remove discharge waters but from everything I > have seen the codes only specify drainage capacity on below-grade RPZ > installations. Some AHJs in this area refuse to specify proper types let > alone proper installations - more from a lack of knowledge than from being > unreasonable (I think), but when it is brought to their attention they > refuse correction or future compliance..... Some simply state they do not > refuse or approve backflows that is the water supers job... They are the > AHsomeJ. > I am in the north where outside installations with hot-boxes are rare. > Curbs and scuppers or drains such as you suggest should be a requirement on > all in-building RPZ installations. Until it is code - all that can be done > is warn of the possibility of disaster, which I personally have not found to > be very effective with cost conscious builders and owners. > > Garth > > ----- Original Message ----- > From: "Thom McMahon" <[EMAIL PROTECTED]> > To: <[email protected]> > Sent: Tuesday, August 26, 2008 11:14 AM > Subject: RE: backflow preventer drains > > >> Garth: >> >> I'm not saying that a drain would be required on an "Outside" > installation, >> as we see on vacation to those warmer climates. We're talking > installations >> inside of buildings. The IPC says a "Riser room" is a mechanical room, and >> requires a min. 2" drain in all mech rooms. Double check or RPZ the room >> will have a floor drain of 2" or it may be installed in a freely draining >> area or words to that effect.(So if it's in a room it's a mech. room and >> must have a drain, if it's in a warehouse or other open area it must be >> freely draining. > > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum > > To Unsubscribe, send an email to:[EMAIL PROTECTED] > (Put the word unsubscribe in the subject field) > -- Ron Greenman at home.... _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum To Unsubscribe, send an email to:[EMAIL PROTECTED] (Put the word unsubscribe in the subject field) _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum To Unsubscribe, send an email to:[EMAIL PROTECTED] (Put the word unsubscribe in the subject field)
