Karen, You some type of fixture similar to a fire pump test header downstream of the backflow preventer that is of a size sufficient to flow the design demand. For a DOE project you may also be required to provide a means of containing and capturing the water for subsequent treatment. Forward flow testing is a requirement of NFPA 25.
On Mon, Aug 18, 2008 at 12:20 PM, Karen Purvis <[EMAIL PROTECTED]> wrote: > This is for a DOE project and the comment I received form them states; show > the pipe and valve configuration at the sprinkler system riser that will be > installed to perform the required forward flow test of the system backflow > preventer. The pipe configuration and discharge point must be capable of > flowing the design water demand for the system. > > I showed a detail that included a zurn backflow going to an alarm check and > on up to the FDC then to the riser. > > Karen Purvis > Designer > Facility Systems Consultants > 714 S Gay St > Knoxville, TN 37902 > ph.865-246-0164 > fax 865-246-1084 > > _______________________________________________ > 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)
