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Third Party Inspec on of Post Construc on BMPs · Third Party Inspec on of Post‐Construc on BMPs...
Transcript of Third Party Inspec on of Post Construc on BMPs · Third Party Inspec on of Post‐Construc on BMPs...
Third Party Inspec on of Post‐Construc on BMPs
Cumberland County Soil & Water Conservation District 35 Main Street, Suite 3 Windham, ME 04062
Phone: 207.892.4700 Fax: 207.892.4773 Web: www.cumberlandswcd.org
CumberlandCountySoil&WaterConservationDistrictisanequalopportunityproviderandemployer.
Assistandeducatethepublictopromotestewardshipofsoilandwaterresources
About the District CumberlandCountySoilandWaterConservationDistrictprovidesconservationinformationandservicesforcitizensofCumberlandCountyfacingthechallengesofsoilandwaterpollution,landdevelopmentand loodmitigation.Weareanon‐regulatory,non‐pro itorganization.Ourmissionistoassistandeducatethepublictopromotestewardshipofsoilandwaterresources.Pleasecontactusforassistancewithanyofyourstormwaterornaturalresourceconservationneeds.
Cumberland County Soil & Water Conservation District
Why hire CCSWCD? CCSWCDisanunbiased,non‐regulatoryorganizationthatservesasasourceofconservationinformationandservicesforthosefacingthechallengesofsoilandwaterpollution,landdevelopment,stormwatermanagementandloodmitigation.Weprovidecomprehensiveservicesandexpertiseinpollutionpreventionandstormwatermanagement.Ourexperiencedthirdpartyinspectionteamincludesaprofessionalengineer,seniorprojectmanagerandprojectmanager,whohaveallbeentrainedandcerti iedinPost‐ConstructionBMPInspectionbytheMaineDepartmentofEnvironmentalProtection.Theyhaveover40yearscombinedexperienceinthe ieldoferosionandsedimentcontrolandstormwatermanagement.Ourcommitmentistoprovidecost‐effectiveandcompliantsolutionsthatmeetstateandfederalstormwaterregulations.Inaddition,wehavedevelopedaportableweb‐basedinspectiondatabase.Weenterour ielddatadirectlyintothedatabasewhileonsite,savingustimeandyoumoney!
CCSWCDstaffinspectsatreebox ilter
Tier I Inspections: StormwaterBMPsthatrequireaone‐timevisittoinspectsurfacecomponentstodetermineoperationalstatus.BMPsincludethefollowing:
Vegetatedswales Catchbasininserts Culverts&ditchesDrydetentionbasins LevellipspreadersRiprapoutlets&plungepoolsVegetatedbuffersandfilterstripsDitchturnouts
Cost=$245.00persite Tier II Inspections: StormwaterBMPsthatrequireaone‐timevisitandmaybeproprietaryorrequirespecialtoolsforinspection.Inspectionofsubsurfacecomponentsmayalsobenecessarytodetermineoperationalstatus.BMPsincludethefollowing:
Porousconcrete&pavementsystemsOil/gritandoil/waterseparatorsOutletcontrolstructuresVaults,tanks&subsurfacedetentionsystems
ProprietarysystemssuchasFilterra,StormTreat,StormTech,orVortechnicsunits
Cost=$475.00persiteTier III Inspections: StormwaterBMPsthatrequiremultiplevisitstodetermineoperationalstatus.BMPsincludethefollowing:
UnderdrainedsoilandsandfiltersWetponds Infiltrationbasins,wellsandtrenchesBioretentioncells,biofiltrationswales&raingardens
RoofdriplinefiltersCost=$670.00persite
Cumberland County Soil & Water Conservation District
Thistreebox ilterrequiresaTierIIinspection
Best Management Prac ces (BMPs) BestManagementPractices,orBMPs,aredesignedtolessentheimpactofdevelopmentonlocalwaterbodiesbyreducingthevolumeofrunoffandconcentrationofpollutants.TypicalBMPsincludestormwaterin iltrationsystems,bioretentionsystems,stormwaterdetentionfacilitiesandvariousmanufacturedsystems.
Why inspect post‐construc on BMPs? Post‐constructionBMPinspectionisrequiredeveryyearforpropertieswithinmunicipalitiesthathavepassedaPost‐ConstructionStormwaterManagementOrdinance(requiredbyMaine’sSmallMunicipalSeparateStormSewerSystems[MS4]GeneralPermit)andevery iveyearsforpropertiesthatareoperatingunderaStormwaterPermitfromtheMaineDepartmentofEnvironmentalProtection(DEP).Theseinspectionsensurethatpost‐constructionstormwatermanagementplansarefollowedandstormwatermanagementfacilitiesaremaintained.Whetherayearlyor iveyearinspectionisrequired,allpost‐constructionBMPinspectionsshouldbemadebyprofessionalstrainedandcerti iedbytheMaineDEP.Thesethirdpartyinspectorsareabletodocumenthowwellasite’sBMPsarebeingmaintainedandiftheyarefunctioningasintended.
ThisvegetatedswalerequiresaTierIinspection
ThisbioretentioncellrequiresaTierIIIinspection
Third Party Inspec on Components On‐siteassessmentofallBMPsonthepropertybyacerti iedprofessional
Compilationofbackgroundsitedesignsandmaintenancerecords
Assessmentreportsubmittedtoallrelevantparties(owneroroperator,andmunicipalityorMaineDEP).
CCSWCDhasseparatedBMPsintothreetiersforcostestimatingpurposesbasedonthelevelofinvolvementrequiredtoperformtheinspection.IfmultipleBMPsareonasite,costofinspectionwillonlyre lectthehighesttierfee.
Pleasecontactusformoreinformation(207)892‐4700