HYDRAULIC CALCULATIONS. 952 Arapahoe

Transcription

1 HYDRAULIC CALCULATIONS 952 Arapahoe 952 Arapahoe Ave Boulder, CO CONTENTS: CALCULATION #1 - CALCULATION METHOD - TWO HEAD CALC HAZEN WILLIAMS

2

3 Job Job Number Hydraulic Overview CA Job Name: 952 Arapahoe Address Arapahoe Ave Address 2 Boulder, CO Address 3 Design Engineer Jeremy Kobobel Phone State Certification/License Number AHJ City of Boulder Job Site/Building FAX System Density 0.050gpm/ft² Most Demanding Sprinkler Data 4.3 K-Factor at Coverage Per Sprinkler ft² System Pressure Demand Total Demand Supplies Node Flow(gpm) Hose Flow(gpm) Static(psi) Residual(psi) Area of Application ft² (Actual ft²) Hose Streams 0.00 Number Of Sprinklers Calculated 2 System Flow Demand Pressure Result (31.1%) Check Point Gauges Identifier Pressure(psi) K-Factor(K) Flow(gpm) CA Supply at Node 1 ( , 0.00, , ) M.E.P.CAD, Inc. AutoSPRINK VR8 v /25/2011 2:08:41PM Page 1

4 Job Job Number Hydraulic Summary CA Job Name: 952 Arapahoe Address Arapahoe Ave Design Engineer AHJ Jeremy Kobobel State Certification/License Number City of Boulder Address 2 Boulder, CO Address 3 System Most Demanding Sprinkler Data 4.3 K-Factor at Hose Allowance At Source 0.00 Additional Hose Supplies Node Flow(gpm) Job Site/Building Drawing Name CA Remote Area(s) Occupancy Residential Density 0.050gpm/ft² Number Of Sprinklers Calculated 2 AutoPeak Results: Pressure For Remote Area(s) Adjacent To Most Remote Area Left: Job Suffix Two Head Calc Area of Application ft² (Actual ft²) Coverage Per Sprinkler ft² Total Hose Streams 0.00 System Flow Demand Maximum Pressure Unbalance In Loops Maximum Velocity Above Ground between nodes 1 and 45 Maximum Velocity Under Ground Total Water Required (Including Hose Allowance) Volume capacity of Wet Pipes Volume capacity of Dry Pipes 51.17gal Supplies Hose Flow Static Flow Total Demand Required Safety Margin Node (gpm) (psi) (psi) (gpm) (psi) (gpm) (psi) (psi) Contractor Contractor Number 001 Name of Contractor: Kobobel Fire Protection, LLC Address Lockheed Ave Address 2 Loveland, CO Address 3 Contact Name Jeremy Kobobel Phone FAX jeremy@kobobelfireprotectionllc.com Web-Site Contact Title Owner Extension M.E.P.CAD, Inc. AutoSPRINK VR8 v /25/2011 2:09:25PM Page 2

5 Summary Of Outflowing Devices Device Actual Flow (gpm) Minimum Flow (gpm) K-Factor (K) Pressure (psi) Sprinkler Sprinkler Most Demanding Sprinkler Data M.E.P.CAD, Inc. AutoSPRINK VR8 v /25/2011 2:09:37PM Page 3

6 Node Analysis Node Elevation(Foot) Fittings Pressure(psi) Discharge(gpm) 1-5'-8 S '-10 Spr(-9.140) '-10 Spr(-9.301) '-6 BFP( ) '-6 E(2'-0) '-2¾ '-3¼ T(5'-0) '-3¼ T(5'-0), Tr(1'-0) '-3¼ T(5'-0) M.E.P.CAD, Inc. AutoSPRINK VR8 v /25/2011 2:09:52PM Page 4

7 Hydraulic Analysis Pipe Type Diameter Flow Velocity HWC Friction Loss Length Pressure Downstream Elevation Discharge K-Factor Pt Pn Fittings Eq. Length Summary Upstream Total Length Route 1 DR '-5½ Pf ' Sprinkler, 5'-0 Pe '-3¼ T(5'-0) 5'-5½ Pv BL '-2½ Pf '-3¼ '-0 Pe 55 18'-3¼ Tr(1'-0) 15'-2½ Pv BL '-9¼ Pf '-3¼ Flow (q) from Route 2 5'-0 Pe 50 18'-3¼ T(5'-0) 8'-9¼ Pv BL '-3¾ Pf '-3¼ Flow (q) from Route 3 21'-0 Pe '-2¾ E(7'-0) 31'-3¾ Pv DR '-4½ Pf '-2¾ '-0 Pe ' E(2'-0), T(5'-0), 8BV, 2f(-0.000), 25'-4½ Pv scv(5'-0), BFP( ) BL '-10¾ Pf ' '-0 Pe 45 1' BV, E(2'-0) 2'-10¾ Pv BL '-10 Pf ' Supply, 2'-0 Pe ' BV, E(2'-0), S 115'-10 Pv 0.00 Hose Allowance At Source Route 2 DR '-5½ Pf ' Sprinkler, 5'-0 Pe '-3¼ T(5'-0) 5'-5½ Pv Route 3 BL '-8 Pf '-3¼ '-0 Pe '-3¼ E(7'-0), 6Tr(1'-0), 3T(5'-0) 120'-8 Pv Equivalent Pipe Lengths of Valves and Fittings (C=120 only) C Value Multiplier ( Actual Inside Diameter Schedule 40 Steel Pipe Inside Diameter 4.87 ) = Factor Value Of C Multiplying Factor M.E.P.CAD, Inc. AutoSPRINK VR8 v /25/2011 2:10:04PM Page 5

8 Hydraulic Analysis Pipe Type Diameter Flow Velocity HWC Friction Loss Length Pressure Downstream Elevation Discharge K-Factor Pt Pn Fittings Eq. Length Summary Upstream Total Length AO BL CM DN DR DY FM FR MS OR RN SP ST UG Pipe Type Legend Arm-Over Branch Line Cross Main Drain Drop Dynamic Feed Main Feed Riser Miscellaneous Outrigger Riser Nipple Sprig Stand Pipe Underground Diameter Elevation Flow Discharge Velocity Pressure Length Friction Loss HWC Pt Pn Pf Pe Pv Units Legend Inch Foot gpm gpm fps psi Foot psi/foot Hazen-Williams Constant Total pressure at a point in a pipe Normal pressure at a point in a pipe Pressure loss due to friction between points Pressure due to elevation difference between indicated points Velocity pressure at a point in a pipe Fittings Legend ALV Alarm Valve AngV Angle Valve b Bushing BalV Ball Valve BFP Backflow Preventer BV Butterfly Valve C Cross Flow Turn 90 cplg Coupling Cr Cross Run CV Check Valve DelV Deluge Valve DPV Dry Pipe Valve E 90 Elbow EE 45 Elbow Ee1 11¼ Elbow Ee2 22½ Elbow f Flow Device fd Flex Drop FDC Fire Department Connection fe 90 FireLock(TM) Elbow fee 45 FireLock(TM) Elbow flg Flange FN Floating Node ft FireLock(TM) Tee g Gauge GloV Globe Valve GV Gate Valve Ho Hose Hose Hose HV Hose Valve Hyd Hydrant LtE Long Turn Elbow mect Mechanical Tee Noz Nozzle P1 Pump In P2 Pump Out PIV Post Indicating Valve PO Pipe Outlet PRV Pressure Reducing Valve PrV Pressure Relief Valve red Reducer/Adapter S Supply scv Swing Check Valve Spr Sprinkler St Strainer T Tee Flow Turn 90 Tr Tee Run U Union WirF Wirsbo WMV Water Meter Valve Z Cap M.E.P.CAD, Inc. AutoSPRINK VR8 v /25/2011 2:10:04PM Page 6

9 Hydraulic Graph Supply at Node 1 Hydraulic Graph Supply at Node 1 Static: Pressure Residual: Pressure Available Pressure at Time of Test System Demand System Demand (Including Hose Allowance at Source) M.E.P.CAD, Inc. AutoSPRINK VR8 v /25/2011 2:10:14PM Page 7

10 Form 12 Private Fire Service Mains Hydrant flow Test Report Name of Property: 952 Arapahoe Address: 952 Arapahoe Ave, Boulder, CO Tested by: Kobobel Fire Protection, LLC Date: 8/19/11 Contract No.: CA Time: 12:00 pm Weather conditions: Sunny and 88 degrees Location of test: Arapahoe Public Library Residual hydrant location: 9th St & Arapahoe Ave Flow hydrant(s) location: Arapahoe Public Library Static pressure (residual hydrant) 94 psi (bar) Residual pressure (residual hydrant) 70 psi (bar) Nozzle size (flow hydrant) 2.5 in (mm) Nozzle coefficient (flow hydrant).9 Pitot pressure(s) 60 psi (bar) Projected results: gpm 20 psi (1.4 bar) Remarks: Sketch of Test Hydrants (N.T.S.) NFPA Water-Based Fire Protection Systems Forms 1 of 1

11 CA Arapahoe N 1.85 M.E.P.CAD, Inc. AutoSPRINK VR8 v /25/2011 1:53:05PM Page 1