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HomeMy WebLinkAboutMiscellaneous - Exception (477)SEWAGE PUMP STATIOMDESIGN COMPUTATIONS For: Michael & Elaine Morgil/o Date: 01/1012001 GENERAL Unit Parent Soil Type Dosing Frequency doses / Min. Volume per Dose gallon No. of Laterals FORCE MAIN Length of 'Force Main Total Equivalent Length Nominal Inside Diameter Job No. 9302 Calculated by:. CRO Checked by: WT AMETERS: Value Comment II 1=sand /loamy sand; ll=foams day 1 s -465 4 feet 67 feet 124 inches 3 MANIFOLD No. of Segments ft/sec Length of Manifold ft/sec Segment Equivalent Length feet Nominal Inside Diameter inches EACH LATERAL gallons Length of Lateral feet Nominal Inside Diameter inches Min. Residual Pressure feet Orifice Diameter inches No. of Orifices Orifice Spacing inches SYSTEM_ PERFORMANCE SUMMARY FLOW VELOCITY Force Main ft/sec Manifold ft/sec Lateral ft/sec ORIFICE DISCHARGE gal/min NETWORK VOLUME gallons MIN. DOSE VOL./NETWORK VOL. NETWORK DISCHARGE gal/min RESIDUAL PRESSURE feet 1 12 20 3 52 1 3.0 0.19 0.19=3/16;0.31=5/16; 0.44=7/16;0.56=9/16 11 57 maximum = 60 inches 1.5 0.7 0.2 0.7 13 36 32 3.5 9302SDS.xls laterals and manifold minimum allowable = 5 minimum pump discharge Eased on Flow: 35 GPM Page 4