NEZPERCESEWERREUSESYSTEM
SarahCordier,KennethMadsen,NathynMaller,LukeRutherford
SponsoredBy:J-U-BENGINEERS&BraxtonKlas,EIT
Specialthanksto:ErikR.Coats,P.E.,Ph.D.&RichardJ.Nielson,P.E.,Ph.D.
OBJECTIVE
•CityofNezperce
•PreviouslyDischargedInto LongHollowCreek
•DesignedSewerReuseSystem toComplywithRegulations
•NowUtilizesEffluentas Irrigation
SITELAYOUT STORAGEPOND
PondDimensions
•PondVolume:4122000ft
•Length:1000ft
•Width:670ft
•SideSlopes4:1
•Berm:2:1slopes,3ftflattop
SUSTAINABILITY
GravelRoads
•8-inchThinkGravel
•Length3,500ft
•VolumeofGravel:1,300yd
LIFTSTATION1
•TiesintoExisting10-inchEffluentPipe
•AverageInfluentFlow:70gpm
•PumpedFlowRate:200gpm
•TotalDynamicHead:50ft
•6-inchDuctileIronDischargePipe
LIFTSTATION2 IRRIGATION
•Area:70.4acres
•Depth:1.85ft/year
•UtilizesEffluentPhosphorusand NitrogenConcentration
COSTESTIMATE
•GravityFedInflowFromStoragePond
•PumpedFlowRate:188-2273gpm
•TotalDynamicHead:60.6-131ft
•12-inchDuctileIronDischargePipe
•SprinklerFlowRate:11gpm