Sorry Bill, I didn't intend to hijack your thread. I thought by changing the subject line it would start a new thread.
Mark at Aero 602 820-7894 Sent from my iPhone > On Dec 5, 2014, at 5:08 PM, "Plumbco" <[email protected]> wrote: > > I have a customer with an existing unheated building that has an 8" ductile > underground serving 2 Dry Valves. > > The underground enters the building in the center of the east side of the > building. > > Let's call this a 200' x 200' building. Now they want to put a 80' x 200' > addition on the east side of the existing building. > > I know that the underground on a new building has to be run in an exposed > trench if it is located within the building. > > What is the forums opinion on leaving the existing underground where it is > as part of the future expansion. > > Is there anything in the IBC that addresses this. > > On several occasion in the past I have had them shorten the underground in > scenarios like this and modify the mains within the building , this was on > light and ordinary hazard wet systems. > > In this proposed scenario it is a Class 4 commodity to 26' and I am not sure > the calculations will work as well as interior elevation problems. > > The underground pipe is 8" class 52 ductile. The main drain and FDC are not > an issue as I have a way to get them to an acceptable exterior wall. > > Any help or advise on this would be appreciated. > > Bill Cunningham > > Plumbco Inc > > CET > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
