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State of Washington <br /> Sprinkler License# Designer:Kenneth H. <br /> Robinson RO-BI-NP-*272C2,Level Robinson-Elmslie <br /> 1230121st PI SE State of Washington Sprinkler <br /> Everett,WA 98208 Designer, Certificate of <br /> Plumbing Inc <br /> 360-403.7462 Competancy#7659-0106-CE 13 <br /> Builder. Haack Brothers Construction E V E R E T T EVERETT <br /> Property address: 5611 Colby Ave, Everett (Balangue Residence) Everett Fire Dept. Permit Review <br /> Total quantity of sprinkler heads: 27 Status: Approved <br /> Reviewed By: KBrown <br /> Fire sprinkler system notes: 05/17/2023 2:59:39 <br /> PM <br /> *Fire sprinkler system design per NFPA 13d(standard for houses and duplexes). <br /> *Fire sprinkler system to be pressure tested and flow tested. <br /> *Sprinkler piping and fittings to be C.P.V.C. "Flameguard"by Speers Mfg. <br /> * Installation of C.P.V.C.pipe and fittings to be done by manufacturer certified installers <br /> *Sprinkler system to supply water connection for toilets,providing"flow through" in lieu of <br /> backflow prevention. Dead end branch lines shall be kept to no more than 10' in length <br /> * Sprinkler heads to be Victaulic FL-RES/C concealed pendant with escutcheons per listing. SIN <br /> #V4906 and Victaulic sidewall V-2738. <br /> * Lines in attic to be protected from freezing with tent insulation(by others). <br /> * Design spacing for Victaulic concealed pendant is 16'x 16'(256 square feet). <br /> * Design Density is minimum.05 gpm/square foot <br /> * Design area is for 2 head simultaneous flow. <br /> * Minimum flow requirements(concealed pendant)are: <br /> (1)head flow= 13 gpm @ 7.0 psi(flat or sloped ceilings up to 8/12) <br /> (2)head flow= 13 gpm(ea)@ 7.0 psi(flat or sloped ceilings up to 8/12) <br />