HomeMy WebLinkAboutWater System ReportWater System Report
for
Allen Professional Building
College Station, Texas
March, 2009
Prepared By:
Civil Development, Ltd.
2033 Harvey Mitchell Parkway South
College Station, Texas 77840
(979) 764-7743
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General Information
Location:
Land Use:
Design Criteria
WATER SYSTEM REPORT
Allen Professional Building
College Station, Texas
March 17, 2009
The Allen Office building is located at the comer of Poplar Street and Texas
Avenue.
Commercial Office Building
WATER SYSTEM ANALYSIS
Primary Water Supply: Existing 8" line along Poplar Street
Required Demand:
Building Type:
Building Size:
Suppression:
Required Flow:
Pipe:
Roughness Cqejf:
Hydraulic Software:
Type SB
9,727 sf
Sprinkler System
2,750 gpm
PVC DR-14 C909
150 (Hazen Williams)
Haestad Methods WaterCAD v.6.0
Existing System Pressure Tests
Flow Hydrant: Hydrant C-001 on Poplar Street
Flowrate: 1250 gpm
Gauge Location: Hydrant C-002 (location not given on report)
Static Pressure: 76 psi (176 ft water)
Residual Pressure: 74 psi (171 ft water)
Applicable Exhibits: Exhibit A-Flow Test Report
Water System Analysis Summary
Criteria
Min. Pressure -fire (psi)
Max. Velocity (fps)
Required
20
12
Applicable Exhibits: Exhibit B -Water System Schematic
As Designed Location
66.29 EXISTING FH
11.27 P4
Exhibit D -Summary of Results-Static Flow
Exhibit C -Summary of Results -Fire Flow
Conclusion
The proposed 8" water . lines and fire hydrants for this project have sufficient
capacity to meet the International Fire Code requirements for the proposed building
and the design guidelines for the City of College Station.
College Station Utilities
Reliable~ Affordable, Community Owned
Date Friday, February 13, 2009
Time 9:15
Test
completed by BENNY RODRIGUEZ
Witness AARON MATTHEWS
Location 104 POPLAR
Nozzle size 2.5
Flow hydrant C-001
Pitot reading 58
G.P.M. 1250
Static hydrant C-002
Static PSI 76
Residual PSI 74
Comments
EXHIBIT B -WATER ANALYSIS
ALLEN PROFESSIONAL BUILDING
COLLEGE STATION, TEXAS
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Label
P-1
P-4
Exhibit C
Allen Professional Building
Water System Analysis
Pipe Summary -Static Flow Conditions
Length Diameter Material Hazen-Discharge
(ft) (in) Williams C (gpm)
451 8 PVC 150 0.00
204 8 PVC 150 16.00
Junction Summary -Static Flow Conditions
Label Elevation Demand Hydraulic Pressure Grade
(ft) (gpm) (ft) (psi)
EXISTING FH 340 0.0 515.50 75.93
PROPOSED FH 340 16.0 515.50 75.93
TESTED FH 340 0.0 515.50 75.93
Lowest Pressure = 75;9f •
Velocity
(ft/s)
0.00
0.10
•
Label
P-1
P-4
Exhibit D
Allen Professional Building
Water System Analysis
Pipe Summary -Fire Flow Conditions
Length Diameter Material Hazen-Discharge
(ft) (in) WllliamsC (gpm)
451 8 PVC 150 750.00
204 8 PVC 150 1,766.00
Junction Summary -Fire Flow Conditions
Label Elevation Demand Hydraulic Pressure Grade
(ft) (gpm) (ft) (psi)
EXISTING FH 340 750.0 493.21 66.29
PROPOSED FH 340 1,016.0 496.92 67.89
TESTED FH 340 1,000.0 505.1 2 71.44
Lowest Pressure = ' '.66.29 ·
Velocity
(ft/s)
4.79
11 .27