Greg, What a GOOD question! I, too, have long wondered why flow data is omitted from data plates. Maybe this post will get the issue to the right party who can initiate a change.
John R. O'Connor, SET National Fire Sprinklers, Inc. Nashville TN 370214 ----- Original Message ----- From: "Greg McGahan" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Wednesday, January 10, 2007 3:16 PM Subject: Another Dumb QUESTION > Why does a calc plate state that the flow and pressure are taken from the > base of riser and ask what hose stream is taken at the base of riser as well > when most hose streams for residential, light and ordinary hazard projects > is placed outside near at the source? > > I understand the theory but it seems we should be able to explain on the > plate that a hose stream was included but not at the base of riser or the > readings should be taken from the source as well and included on the plate. > > Also, it seems to me that providing the static and residual pressures used > on the calcs should be there as well so you can not only check the pressure > required at the riser but compare the water supply. I know this is supposed > to be kept on the report by the owner but it seems rare that the numbers are > readily available. > > Greg McGahan > > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum > _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum
