HomeMy WebLinkAboutWater Report WATER SYSTEM ANALYSIS
FOR
INDIAN LAKES SUBDIVISION
PHASE IX
COLLEGE STATION, TEXAS
January 2006
MSS ( # 10b2--oOIZ
'l McCLURE & BROWNE ENGINEERING/SURVEYING, INC.
ri 1008 Woodcreek Drive,Suite 103•College Station,Texas 77845
(979)693-3838•Fax:(979)693-2554•Email:McClureBrowne@Verizon.net
WATER SYSTEM ANALYSIS
FOR
INDIAN LAKES, PHASE IX
General Information
Area encompassed by this phase: 15.4 acres
Anticipated land use: Single family residential
Anticipated number of lots: 44 lots
Notes on surrounding development: The area surrounding the Phase 9 consists of previous
phases of Indian Lakes. These are single-family residential
lots that are generally 1 acre or larger in size.
Water System Analysis
Primary water supply line: Existing 12" line on Indian Lakes Drive
Existing System Data: The hydraulic characteristics of the existing water system
were determined during a fire flow test performed by
Wellborn Water Special Utility District on January 18,
2006 at the intersection of Indian Lakes Drive and Arapaho
Drive.
Static Pressure: 67 psi .
Residual Pressure: 37 psi ,-'g OF re"
Residual Flow: 1040 gpm 5 �• ;�,,"
Software model: PIPE2000 (Kentucky Pipe Network Model) I* \ *',
Average daily flow: 300 gpd (0.208 gpm)per residential lot / JEFFERY L.ROBERTSON
Peaking factor: 4.0 1,13%. 94745 :re,
Estimated peak domestic demand: 0.83 gpm per residential lot 14; •.tidSEp;
Estimated fire demand: 1000 gpm EN
hM�h ONA1.���
Pipe material: PVC(C909)
Most Hydraulically Remote Point: Node#J-6 (See Exhibit A)
Determined by calculating the lowest pressure under sta 'c
conditions
Regulated Items Designed ! Requirement Notes
Min. Pressure(psi) 40.31 20 Fire flow conditions
Max. Velocity(fps) 11.25 12 Fire flow conditions
Conclusion: Indian Lakes Subdivision was vested prior to the requirement that
subdivisions in the ETJ meet the requirements of the Cities of Bryan and
College Station. However, the proposed water system exceeds the
requirements of TCEQ and the Cities of Bryan and College Station.
Applicable Exhibits:
Exhibit A Schematic Water System Layout
Exhibit B PIPE2000 Model Output for Indian Lakes Phase IX (static)
Exhibit C PIPE2000 Model Output for Indian Lakes Phase IX (fire flow)
Indian Lakes,Phase IX
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EXHIBIT B
PIPE2000 Model Output for Indian Lakes Phase IX (static flow)
* * * * * * * * * * KYPIPE * * * * * * * * * *
* University of Kentucky Network Modeling Software *
* Copyrighted by KPFS 1998 *
* Version 1.200 - 01/26/2000 *
*• * * * * * * * * * * * * * * * * * * * * * * * * * * * *
Date & Time: Thu Jan 26 09:32:44 2006
INPUT DATA FILENAME C:\PROGRA-1\PIPE20-1\Projects\INDIAN-1\ILIXSTAT.DT2
TABULATED OUTPUT FILENAME C:\PROGRA-1\PIPE20-1\Projects\INDIAN-1\ILIXSTAT.OT2
POSTPROCESSOR RESULTS FILENAME C:\PROGRA-1\PIPE20-1\Projects\INDIAN-1\ILIXSTAT.RS2
************************************************
SUMMARY OF O R I G I NAL DATA
************************************************
U NITS SPECIFIED
FLOWRATE = gallons/minute
HEAD (HGL) = feet
PRESSURE = psig
P IPELINE DATA
STATUS CODE: XX -CLOSED PIPE CV -CHECK VALVE
PIPE NODE NAMES LENGTH DIAMETER ROUGHNESS MINOR
NAME #1 #2 (£t) (in) COEFF. LOSS COEFF.
P-1 VP-i J-1 895.81 12.09 120.0000 0.00
P-2 2-2 2-8 339.05 6.07 120.0000 0.00
P-3 J-2 2-4 156.33 8.07 120.0000 0.00
P-4 J-4 J-5 179.74 3.07 120.0000 0.00
P-5 2-4 2-7 322.80 6.07 120.0000 0.00
P-6 2-1 J-2 313.77 8.07 120.0000 0.00
P-7 VP-2 2-1 2064.72 12.09 120.0000 0.00
P-8 J-7 J-6 341.84 3.07 120.0000 0.00
P-9 2-8 2-3 193.34 3.07 120.0000 0.00
P UMP/LOSS ELEMENT DATA
THERE IS A DEVICE AT NODE VP-1 DESCRIBED BY THE FOLLOWING DATA: (ID= 1)
HEAD FLOWRATE EFFICIENCY
(ft) (gpm) (8)
161.54 0.00 1.00
141.92 520.00 1.00
83.08 1040.00 1.00
THERE IS A DEVICE AT NODE VP-2 DESCRIBED BY THE FOLLOWING DATA: (ID= 2)
HEAD FLOWRATE EFFICIENCY
(ft) (gpm) (6)
156.92 0.00 1.00
139.04 520.00 1.00
85.38 1040.00 1.00
E ND NODE DATA
NODE NODE EXTERNAL JUNCTION EXTERNAL
NAME TITLE DEMAND ELEVATION GRADE
(gpm) (ft) (ft)
J-1 0.00 282.00
J-2 5.00 272.00
J-3 5.83 263.00
J-4 4.17 270.00
J-5 4.16 278.00
J-6 8.33 290.00
J-7 5.00 280.00
J-8 5.83 267.00
VP-1 ---- 280.00 280.00
VP-2 ---- 282.00 282.00
OUTPUT OPTION DATA
Indian Lakes,Phase IX Page 1 of 2
Static Flow Analysis
OUTPUT SELECTION: ALL RESULTS ARE INCLUDED IN THE TABULATED OUTPUT
S YSTEM CONFIGURATION
NUMBER OF PIPES (p) = 9
NUMBER OF END NODES (j) = 8
NUMBER OF PRIMARY LOOPS (1) = 0
NUMBER OF SUPPLY NODES (£) = 2
NUMBER OF SUPPLY ZONES (z) = 1
Case: 0
RESULTS OBTAINED AFTER 6 TRIALS: ACCURACY = 0.00000
S IMULATION DESCRIPTION (LABEL)
P IPELINE RESULTS
STATUS CODE: XX -CLOSED PIPE CV -CHECK VALVE
PIPE NODE NUMBERS FLOWRATE HEAD MINOR LINE HL/
NAME #1 #2 LOSS LOSS VELO. 1000
(gpm) (ft) (ft) (ft/s) (ft/ft)
P-1 VP-1 3-1 38.32 0.01 0.00 0.11 0.01
8-2 J-2 3-8 11.66 0.01 0.00 0.13 0.02
P-3 3-2 J-4 21.66 0.00 0.00 0.14 0.02
P-4 3-4 3-5 4.16 0.02 0.00 0.18 0.09
P-5 3-4 3-7 13.33 0.01 0.00 0.15 0.03
P-6 3-1 3-2 38.32 0.02 0.00 0.24 0.05
P-7 VP-2 J-1 0.00 0.00 0.00 0.00 0.00
P-8 3-7 3-6 8.33 0.11 0.00 0.36 0.32
P-9 3-8 3-3 5.83 0.03 0.00 0.25 0.16
P UMP/L O S S ELEMENT RESULTS
INLET OUTLET HEAD EFFIC- USEFUL INCREMTL TOTAL
NAME FLOWRATE HEAD HEAD CHANGE ENCY POWER COST COST
(gpm) (ft) (ft) (ft) (6) (Hp) ($) ($)
VP-1 38.32 0.00 161.43 161.4 ---- --- ----
Device "VP-2" is closed
E ND NODE RESULTS
NODE NODE EXTERNAL HYDRAULIC NODE PRESSURE NODE
NAME TITLE DEMAND GRADE ELEVATION HEAD PRESSURE
(gpm) (ft) (ft) (ft) (psi)
3-1 0.00 441.43 282.00 159.43 69.08
3-2 5.00 441.41 272.00 169.41 73.41
3-3 5.83 441.37 263.00 178.37 77.29
3-4 4.17 441.41 270.00 171.41 74.28
3-5 4.16 441.39 278.00 163.39 70.80
J-6 8.33 441.29 290.00 151.29 65.56 E- Low Pressure
J-7 5.00 441.40 280.00 161.40 69.94
J-8 5.83 441.40 267.00 174.40 75.57
VP-1 ---- 441.43 280.00 161.43 69.95
718-2 ---- 441.43 282.00 159.43 69.08
S UMMARY OF INFLOWS AND OUTFLOWS
(+) INFLOWS INTO THE SYSTEM FROM SUPPLY NODES
(-) OUTFLOWS FROM THE SYSTEM INTO SUPPLY NODES
NODE FLOWRATE NODE
NAME (gpm) TITLE
VP-1 38.32
NET SYSTEM INFLOW = 38.32
NET SYSTEM OUTFLOW = 0.00
NET SYSTEM DEMAND = 38.32
***** HYDRAULIC ANALYSIS COMPLETED *****
Indian Lakes,Phase IX Page 2 of 2
Static Flow Analysis
EXHIBIT C
PIPE2000 Model Output for Indian Lakes Phase IX(fire flow)
* * * * . * * * * * KYPIPE * * * * * * * * *
* University of Kentucky Network Modeling Software *
* Copyrighted by KPFS 1998 *
* Version 1.200 - 01/26/2000
*• * * * * * * * * * * * * * * * * * * * * * * * * * * * *
Date & Time: Thu Jan 26 09:32:19 2006
INPUT DATA FILENAME C:\PROGRA-1\PIPE20-1\Projects\INDIAN-1\ILIXFIRE.DT2
TABULATED OUTPUT FILENAME C:\PROGRA-1\PIPE20-1\Projects\INDIAN-1\ILIXFIRE.OT2
POSTPROCESSOR RESULTS FILENAME C:\PROGRA-1\PIPE20-1\Projects\INDIAN-1\ILIXFIRE.RS2
*********.**********************.***************
SUMMARY OF O R I G I NAL DATA
************************************************
UNITS SPECIFIED
FLOWRATE = gallons/minute
HEAD (HGL) = feet
PRESSURE = psig
P IPELINE DATA
STATUS CODE: XX -CLOSED PIPE CV -CHECK VALVE
PIPE NODE NAMES LENGTH DIAMETER ROUGHNESS MINOR
NAME #1 #2 (ft) (in) COEFF. LOSS COEFF.
P-1 VP-1 2-1 895.81 12.09 120.0000 0.00
P-2 J-2 3-8 339.05 6.07 120.0000 0.00
P-3 J-2 J-4 156.33 8.07 120.0000 0.00
6-4 2-4 3-5 179.74 3.07 120.0000 0.00
6-5 3-4 3-7 322.80 6.07 120.0000 0.00
6-6 3-1 3-2 313.77 8.07 120.0000 0.00
P-7 VP-2 3-1 2064.72 12.09 120.0000 0.00
P-8 J-7 2-6 341.84 3.07 120.0000 0.00
P-9 3-8 3-3 193.34 3.07 120.0000 0.00
P UMP/LOSS ELEMENT DATA
THERE IS A DEVICE AT NODE VP-1 DESCRIBED BY THE FOLLOWING DATA: (ID= 1)
HEAD FLOWRATE EFFICIENCY
(ft) (gpm) (8)
161.54 0.00 1.00
141.92 520.00 1.00
83.08 1040.00 1.00
THERE IS A DEVICE AT NODE VP-2 DESCRIBED BY THE FOLLOWING DATA: (ID= 2)
HEAD FLOWRATE EFFICIENCY
(ft) (gpm) (8)
156.92 0.00 1.00
139.04 520.00 1.00
85.38 1040.00 1.00
E ND NODE DATA
NODE NODE EXTERNAL JUNCTION EXTERNAL
NAME TITLE DEMAND ELEVATION GRADE
(gpm) (ft) (ft)
J-1 0.00 282.00
J-2 5.00 272.00
J-3 5.83 263.00
J-4 4.17 270.00
J-5 4.16 278.00
J-6 8.33 290.00
J-7 1005.00 280.00
J-6 5.83 267.00
VP-1 ---- 280.00 280.00
VP-2 ---- 282.00 262.00
O UTPUT OPTION DATA
Indian Lakes,Phase IX Page 1 of 2
Fire Flow Analysis
OUTPUT SELECTION: ALL RESULTS ARE INCLUDED IN THE TABULATED OUTPUT
S YSTEM CONFIGURATION
NUMBER OF PIPES (p) = 9
NUMBER OF END NODES (j) = 8
NUMBER OF PRIMARY LOOPS (1) = 0
NUMBER OF SUPPLY NODES (f) = 2
NUMBER OF SUPPLY ZONES (z) = 1
Case: 0
RESULTS OBTAINED AFTER 3 TRIALS: ACCURACY = 0.00000
S IMULATION DESCRIPTION (LAB E L)
P IPELINE RESULTS
STATUS CODE: XX -CLOSED PIPE CV -CHECK VALVE
PIPE NODE NUMBERS FLOWRATE HEAD MINOR LINE HL/
NAME #1 #2 LOSS LOSS VELO. 1000
(gpm) (ft) (ft) (ft/s) (ft/£t)
P-1 VP-1 3-1 531.42 0.79 0.00 1.49 0.88
P-2 2-2 3-8 11.66 0.01 0.00 0.13 0.02
P-3 2-2 J-4 1021.66 3.30 0.00 6.41 21.12
P-4 3-4 3-5 4.16 0.02 0.00 0.18 0.09
P-5 J-4 J-7 1013.33 27.00 0.00 11.25 83.63
P-6 J-1 2-2 1038.32 6.83 0.00 6.51 21.76
P-7 VP-2 3-1 506.90 1.66 0.00 1.42 0.81
P-8 3-7 J-6 8.33 0.11 0.00 0.36 0.32
P-9 J-8 3-3 5.83 0.03 0.00 0.25 0.16
P UMP/LOSS ELEMENT RESULTS
INLET OUTLET HEAD EFFIC- USEFUL INCREMTL TOTAL
NAME FLOWRATE HEAD HEAD CHANGE ENCY POWER COST COST
(gpm) (ft) (ft) (ft) (8) (Hp) (8) (8)
VP-1 531.42 0.00 141.05 141.1 ---- --- ----
VP-2 506.90 0.00 139.93 139.9 ---- ---EN D NODE RESULTS
NODE NODE EXTERNAL HYDRAULIC NODE PRESSURE NODE
NAME TITLE DEMAND GRADE ELEVATION HEAD PRESSURE
(gpm) (ft) (ft) (ft) (psi)
J-1 0.00 420.26 282.00 138.26 59.91
2-2 5.00 413.44 272.00 141.44 61.29
J-3 5.83 413.40 263.00 150.40 65.17
J-4 4.17 410.14 270.00 140.14 60.73
3-5 4.16 410.12 278.00 132.12 57.25
J-6 8.33 383.03 290.00 93.03 40.31 - Low Pressure
J-7 1005.00 383.14 280.00 103.14 44.69
J-8 5.83 413.43 267.00 146.43 63.45
VP-1 ---- 421.05 280.00 141.05 61.12
VP-2 ---- 421.93 282.00 139.93 60.64
SUMMARY OF INFLOWS AND OUTFLOWS
(+) INFLOWS INTO THE SYSTEM FROM SUPPLY NODES
(-) OUTFLOWS FROM THE SYSTEM INTO SUPPLY NODES
NODE FLOWRATE NODE
NAME (gpm) TITLE
VP-1 531.42
VP-2 506.90
NET SYSTEM INFLOW = 1038.32
NET SYSTEM OUTFLOW = 0.00
NET SYSTEM DEMAND = 1038.32
***** HYDRAULIC ANALYSIS COMPLETED *****
Indian Lakes,Phase IX Page 2 of 2
Fire Flow Analysis