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HomeMy WebLinkAbout11-00500021- 00076695Schultz Engineering, LLC Office: 979.764.3900 Fax: 979.764.3910 June 17, 2011 Erika Bridges, EIT Graduate Civil Engineer Department of Public Works 1101 Texas Avenue College Station, TX 77840 RE: Saddle Creek Subdivision — Phase 7B — Wellborn, Texas Dear Ms. Bridges: Attached is the hydrant flow test report for the waterline and hydrants constructed for the Saddle Creek Subdivision — Phase 7B. The report shows the waterline and hydrants will provide the required hydrant flow of 1,000 gpm for the Subdivision. Please call if you have any questions. Sincerely, Schultz Engineering, LLC. Joe Schultz, P.E. Civil Engineer P.O. Box 11995 • College Station, Texas 77842 schultzengineeringllc.com SCHULTZ ENGINEERING, LLC FIRM #12327 WATER SYSTEM FIRE HYDRANT FLOW TEST REPORT Date: June 17, 2011 Water System Owner: Wellborn SUD Development Project: Saddle Creek Subdivision Phase 7B — Brazos. Texas Flow Test Location: FH @ Lot 115 off of Stetson Drive Nozzle size (in.): 2.5 Pitot Reading (psi): 54 Flowrate (gpm): 1,230 Discharge Coeff: (c) = 0.90 Flowrate Formula: Q= 29.84cd c = discharge coeff. d = orifice size (in) P = pitot pressure (psi) Pressure Gauge Location: FH on Ranch House Road — Lot 121 Static Pressure (psi): 79 Residual Pressure (psi): 58 Computed Discharge at 20 psi Residual Pressure: QR = 2,150 epm Discharge Formula: Q = Q X (hr 0.54 /hf 0.54 ) Note: The flow test and report were prepared in accordance with NFPA 291. Report Prepared by: Ricky Flores Joseph P. Schultz Others Present: Clenden Adams — Wellborn SUD Justin Olden Jeremy Lyon r —i"di SCHULTZ ENGINEERING, LLC. ww a It N O! ! I = Weill d a i k ma i y 4g I �iirl�l' F s r•� i �P►K 4 \ 5a3 U -" d i Y' Sp Y �s u � u n� t4 V � ~ V V Q [ O O W C>` W� Q� �En ¢ m iY U a a U z a w w z v z ; w . ass! xg9 C 11111110 111111// 1111111©