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Page 5 - <br />�,. 18 May 1993 <br />Mr. Warren Burns <br />BUILDING LIFE SAFETY SYSTEMS, <br />9 •Cj,. .. <br />ITEM 5: FIRE PUMP CAPACITY <br />Co_ de Rer. iirement <br />Per section 5-7 of NFPA 14: / <br />.....Standpipe systems shall be either: <br />1. 'Hydraulically designed to provide the required water flow rate <br />at a minimum residual pressure of 100 psi at the outlet of the <br />hydraulically most remote 2 1/2" hose connection and 65 psi <br />at the outlet of the hydraulically most remote 1/2" hose station. <br />2. Sized in accordance with the pipe schedule of table 5-7 to <br />provide the required water flow rate at a minimum residual <br />pressure. of 100 psi at the outlet of the hydraulically most <br />remote 2 1/2" hose connection and 65 psi at the outlet of the <br />hydraulically most remote 1/2" hose station, <br />Per section 5.9,1-A of NFPA 14: <br />For Class 1 and Class III systems the minimum flow rate for the hydraulically <br />most remote standpipe shall be 500 gpm. The minimum flow rate for <br />additional standpipes shall be 253 gpm per standpipe, the total not to <br />exceed 1250 gpm. <br />Probosed System Des! <br />A Class I standpipe system wii! be provided. The fire pump will be selected <br />to deliver �100�,psi at the most remote=2:1/2" hose station (i.e, roof level). <br />The fire pAo tiow.rate will be,450 oom7 <br />A{ A G Y f <br />S'd S1NH1lnSNOJ Snoueu W'U80:60 E6.'0T dqS <br />