Hello George, Yes there are.
Wednesday, May 12, 2010, 11:14:19 AM, you wrote: > Aren't there like 15 or 20 stories above us in this one? > -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Todd Williams > Sent: Wednesday, May 12, 2010 11:03 AM > To: [email protected] > Subject: Re: Pipe Size > The caveat with that is if you have a very steep supply curve and the > system is designed tight to it, you may want to check that you have > enough volume. > At 10:59 AM 5/12/2010, you wrote: >>Without a doubt it will increase the total amount of water discharged >>at available pressure but that is not a bad thing. The larger pipe >>will not only reduce the required pressure, it will also lower the >>required Q by reducing excess discharge / overage. If the system >>demand is less then the surplus pressure is greater and once that is >>shown to the AHJ, every one should be a happy camper. >>Roland >>On May 12, 2010, at 7:45 AM, Russell wrote: >> > Increasing the pipe sizes upstream of the remote sprinkler can cause a >> > situation called "over spray" or "excess discharge". This increased >> > discharge increases the total water demand on the supply which in turn >> > lowers the available pressure which will decrease the safety margin. >> > Just >> > from my experiences. >> > >> > Russell Rewis >> > Brown Automatic Sprinklers, Inc. >> > 107C Hemlock Street >> > Valdosta, Georgia 31601 >> > 229-244-8130 >>_______________________________________________ >>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) > Todd G. Williams, PE > Fire Protection Design/Consulting > Stonington, CT > 860.535.2080 > www.fpdc.com > _______________________________________________ > 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) -- Best regards, Charles Thurston Coastal Fire Protection Coastal mailto:[email protected] _______________________________________________ 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)
