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HomeMy WebLinkAboutWater Design Report 1 WATER DESIGN REPORT 1 1 FOR 1 KNIGHTSGATE 1 SITE IMPROVEMENTS 1 1 DECEMBER 8, 2010 1 PREPARED FOR: 1 TUCKER MACH DEVELOPMENT, LLC 41978 HEMPSTEAD HIGHWAY 1 WALLER, TEXAS 77484 0 g7.?1 1 ,A .M.,0 MBESI No. 10820005 e *:. i � � ‘ 2 1 J. DALE BROWNE, JR. t 81890 P S /ONAL E McCLURE & BROWNE ENGINEERING /SURVEYING, INC. ' 1008 Woodcreek Dr., Suite 103 • College Station, Tx. 77845 • (979) 693 -3838 Engineer Reg. No. F -458 1314 10th Street, Suite 210 • Huntsville, Tx. 77320 (936) 294 -9749 Survey Reg. No. 101033 -00 1 1 1 WATER SYSTEM ANALYSIS FOR Knightsgate Site Improvements General Information Area encompassed: 3.364 acres Anticipated land use: Multi family residential 1 Anticipated number of units: 60 Dwelling Units 1 Water System Analysis Primary water supply line: Existing 18" line on Harvey Mitchell Pkwy. 1 Software model: PIPE2000 (Kentucky Pipe Network Model) Average daily flow: 267 gpd (0.185 gpm) per dwelling unit Peaking factor: 4.0 ' Estimated peak domestic demand: 0.75 gpm per dwelling unit Construction Type: V -A t c� ti g''1 Estimated fire demand: , 00 g s i 1 Pipe material: 8' WWA C909, CL 235 PVC Regulated Items Allawable Calculated Notes Min. Pressure (psi) 20 mm. 92.04 Fire flow conditions Max. Velocity (fps) 12 (max.) 9.86 s Fire flow conditions Conclusion: The proposed water system exceeds the requirements of TCEQ and the City of College Station 1 Applicable Exhibits: Exhibit A Water Line Layout Exhibit B City of College Station Fire Flow Test Report Exhibit C PIPE2000 Model Output for Knightsgate 1 1 1 1 1 Knightsgate MBESI #10820005 1 1 1 / / 1 _� Test Hydrant / , (0S -121) I / o Light Pole II (TYP) '��� Tap Location j 40 �( 1 / (EX18) ti, . ( Junction 1 .!-- j L II /: P ( R-1) l I '. illeft . i . P Hydrant 4,' (PR -2) �• ,,,. 1 I�11 Ii i r � � 1 1 -- -- -- -- 1 1 1 EXHIBIT "A" I WATER LINE LAYOUT KN /GHTSGATE COLLEGE STA77ON, BR4ZOS COUNTY, TEXAS I McCLURE & BROWNE ENG/NEER /NC /SURVE7NG, INC. O 1008 Woodcreek Drive, Suite 103, College Station, Q( . 7X 77845 Finn Reg. No. F -458 (979) 693 -3838 Fax: (979) 693 -2554 1 108200M-WATER ■ 1 1 1 1 1 1 1 EXHIBIT B ' City of College Station Fire Flow Test Report 1 1 1 1 1 1 1 1 Knightsgate 1 MBESI #10820005 1 1 1 al CoiIege Station Utilities Reliable, Affordable, Community Owned 1 Date Wednesday October 20,2010 Time 2:05 P.M. 1 Test completed by Vincent Rodriquez Witness Wyatt Jefferson Location 1350 Harvey Mitchell Nozzle size 2.5 1 Flow hydrant 0 -121 Pitot reading 70 1 G.P.M. 1405 Static hydrant 0 -122 1 Static PSI 96 Residual PSI 94 Comments Requested Flow 1 1 1 1 1 1 1 CoiIege Station Utilities Reliable, Affordable, Community Owned 1 Date Wednesday October 20,2010 Time 2:05 P.M. 1 Test completed by Vincent Rodriquez 1 Witness Wyatt Jefferson Location 1350 Harvey Mitchell Nozzle size 2.5 1 Flow hydrant 0 -121 Pitot reading 70 1 G.P.M. 1405 Static hydrant 0 -122 1 Static PSI 96 1 Residual PSI 94 Comments Requested Flow 1 1 1 1 1 1 1 1 1 1 1 EXHIBIT C 1 PIPE2000 Model Output for Knightsgate 1 1 1 1 1 1 1 1 I 1 Knightsgate 1 MBESI #10820005 II II * * * * * * * * * * K Y P 1 ? E 5 * * * * * * * * * * * * I * * Pipe Network Modeling Software * * * Copyrighted by KYPIPE LLC * * Version 5 - February 2010 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * II Date & Time: Tue Dec 07 23:54:02 2010 I Master File : f: \10 tucker mach \0005 3.6 development \docs\ water82 \ 1- 0820005- fire.KYP \1-08f11010 05- fi2818 3 re.P2K acre S U M M A R Y O F O R I G I N A L D A T A ***************** * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ** II I U N I T S S P E C I F I E D FLOWRATE = gallons /minute HEAD (HGL) = feet II PRESSURE = psig P I P E L I N E D A T A STATUS CODE: XX - CLOSED PIPE CV -CHECK VALVE II P I P E NODE NAMES LENGTH DIAMETER ROUGHNESS MINOR NAME #1 #2 (ft) (in) COEFF. LOSS COEFF. I P -1 EX18 PR -1 68.00 8.00 140.0000 3.00 P -2 PR -1 PR -2 98.00 8.00 140.0000 0.00 II P U M P/L O S S E L E M E N T D A T A I THERE IS A DEVICE AT NODE EX18 DESCRIBED BY THE FOLLOWING DATA: (ID= 1) HEAD FLOWRATE EFFICIENCY II (ft) (g 221.54 221.54 0.00 75.00 216.92 1405.00 75.00 204.88 2810.00 75.00 II II 1 II N O D E D A T A I NODE NODE EXTERNAL JUNCTION EXTERNAL NAME TITLE DEMAND ELEVATION GRADE (gpm) (ft) (ft) 1 EX18 - - -- 299.12 299.12 PR -1 0.00 295.15 PR -2 1545.00 292.30 1 I O U T P U T O P T I O N D A T A OUTPUT SELECTION: ALL RESULTS ARE INCLUDED IN THE TABULATED OUTPUT MAXIMUM AND MINIMUM PRESSURES = 1 I MAXIMUM AND MINIMUM VELOCITIES = 1 MAXIMUM AND MINIMUM HEAD LOSS /1000 1 I S Y S T E M C O N F I G U R A T I O N I NUMBER OF PIPES (p) = 2 NUMBER OF END NODES (j) = 2 NUMBER OF PRIMARY LOOPS (1) = 0 NUMBER OF SUPPLY NODES (f) = 1 II NUMBER OF SUPPLY ZONES (z) = 1 II Case: 0 II RESULTS OBTAINED AFTER 3 TRIALS: ACCURACY = 0.00000 II S I M U L A T I O N D E S C R I P T I O N (L A B E L) 1 P I P E L I N E R E S U L T S 1 STATUS CODE: XX - CLOSED PIPE CV -CHECK VALVE P I P E NODE NUMBERS FLOWRATE HEAD MINOR LINE HL +ML/ HL/ t NAME #1 #2 (gpm) LOSS LOSS VELO. 1000 1000 (ft) (ft) (ft /s) (ft /ft) (ft /ft) P -1 EX18 PR -1 1545.00 2.42 4.53 9.86 102.25 35.64 II P -2 PR -1 PR -2 1545.00 3.49 0.00 9.86 35.64 35.64 1 1 1 II P U M P/L O S S E L E M E N T R E S U L T S II INLET OUTLET PUMP EFFIC- USEFUL INCREMTL TOTAL #PUMPS #PUMPS NPSH NAME FLOWRATE HEAD HEAD HEAD ENCY POWER COST COST PARALLEL II SERIES Avail. (gpm) (ft) (ft) (ft) ( %) (Hp) ($) ($) (ft) 1 EX18 1545.00 0.00 216.04 216.0 75.00 0. 0.0 0.0 ** II N O D E R E S U L T S I NODE NODE EXTERNAL HYDRAULIC NODE PRESSURE GRADE ELEVATION HEAD NODE NAME TITLE DEMAND PRESSURE (gpm) (ft) (ft) (ft) (psi) II EX18 - - -- 515.16 299.12 216.04 93.62 PR -1 0.00 508.20 295.15 213.05 92.32 PR -2 1545.00 504.71 292.30 212.41 92.04 1 M A X I M U M A N D M I N I M U M V A L U E S 1 P R E S S U R E S I JUNCTION MAXIMUM JUNCTION MINIMUM NUMBER PRESSURES NUMBER PRESSURES (psi) (psi) II EX18 93.62 PR -2 92.04 V E L O C I T I E S II PIPE MAXIMUM PIPE MINIMUM NUMBER VELOCITY NUMBER VELOCITY II (ft /s) (ft /s) P -1 9.86 P -1 9.86 I H L+ M L / 1 0 0 0 PIPE MAXIMUM PIPE MINIMUM II NUMBER HL +ML /1000 NUMBER HL +ML /1000 (ft /ft) (ft /ft) P -1 102.25 P -2 35.64 1 1 1 ' H L / 1 0 0 0 PIPE MAXIMUM PIPE MINIMUM NUMBER HL /1000 NUMBER HL /1000 (ft /ft) (ft /ft) P -1 35.64 P -2 35.64 ' S U M M A R Y O F I N F L O W S A N D O U T F L O W S ( +) INFLOWS INTO THE SYSTEM FROM SUPPLY NODES ' ( -) OUTFLOWS FROM THE SYSTEM INTO SUPPLY NODES NODE FLOWRATE NODE NAME (gpm) TITLE ' EX18 1545.00 t NET SYSTEM INFLOW 1545.00 NET SYSTEM OUTFLOW = 0.00 NET SYSTEM DEMAND = 1545.00 * * * ** HYDRAULIC ANALYSIS COMPLETED * * * **