Download - Sustainable Sites SS PPT 1
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SustainableSites
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SustainableSites
AspectsoftheSustainabilityofaProject:
TransportationSiteSelectionSiteDesignandManagementStormwater Management
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SustainableSites
MostSustainableSites:
ReduceTransportationDemandRestoreDegradedorContaminatedAreasMinimizeImpactsofLightPollutionManageStormwater toProtectWaterQualityandAquaticEcosystems
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SustainableSites
AssessmentsandMeasurements
Brownfield.Previouslyusedordevelopedlandthatmaybecontaminatedwithhazardouswasteorpollution.
Remediate=Reusable
Opportunity restoredegradedurbanland promoteinfillandreducesprawl
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SustainableSites
AssessmentsandMeasurements
CommunityConnectivity.Theamountofconnectionbetweenasiteandthesurroundingcommunity,measuredbyproximityofthesitetohomes,schools,parks,stores,restaurants,medicalfacilities,andotherservicesandamenities.
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SustainableSites
AssessmentsandMeasurements
DevelopmentDensity.Thetotalsquarefootageofallbuildingswithinaparticulararea,measuredinsquarefeetperacreorunitsperacre.
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SustainableSites
AssessmentsandMeasurements
Diversityofusesorhousingtypes.Thenumberoftypesofspacesorhousingtypesperacre.Aneighborhoodthatincludesadiversityofusesoffices,homes,schools,parks,storesencourageswalking,anditsresidentsandvisitorsarelessdependentonpersonalvehicles.Adiversityofhousingtypesallowshouseholdsofdifferenttypes,sizes,ages,andincomestoliveinthesameneighborhood.
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SustainableSites
AssessmentsandMeasurements
Floodplain.Landthatislikelytobefloodedbyastormofagivensize(e.g.,a100yearstorm)
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SustainableSites
AssessmentsandMeasurements
Floorarearatio.Therelationshipbetweenthetotalbuildingfloorareaandtheallowablelandareathebuildingcancover.Ingreenbuilding,theobjectistobuildupratherthanoutbecauseasmallerbuildingfootprintmeanslessdisruptionoftheexistingorcreatedlandscape.
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SustainableSites
AssessmentsandMeasurements
Footcandle.Ameasureoftheamountofilluminationfallingonasurface.Afootcandle isequaltoonelumenpersquarefoot.Minimizingthenumberoffootcandles ofsitelightinghelpsreducelightpollutionandprotectdarkskiesandnocturnalanimals.
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SustainableSites
AssessmentsandMeasurements
Imperviousness.Theresistanceofamaterialtopenetrationbyaliquid.Thetotalimperviousnessofasurface,suchaspaving,isexpressedasapercentageoftotallandareathatdoesnotallowmoisturepenetration.Impervioussurfacespreventrainwaterfrominfiltratingintotheground,therebyincreasingrunoff,reducinggroundwaterrecharge,anddegradingsurfacewaterquality.
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SustainableSites
AssessmentsandMeasurements
Nativeandadaptedplants.Nativeplantsoccurnaturallyinagivenlocationandecosystem.Adaptedplantsarenotnativetoalocationbutgrowreliablywithminimalattentionfromhumans.Usingnativeandadaptedplantscanreducetheamountofwaterrequiredforirrigation,aswellastheneedforpesticidesorfertilizers,andmayprovidebenefitsforlocalwildlife.
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SustainableSites
AssessmentsandMeasurements
Primefarmland.Previouslyundevelopedlandwithsoilsuitableforcultivation.Avoidingdevelopmentonprimefarmlandhelpsprotectagriculturallands,whichareneededforfoodproduction.
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SustainableSites
AssessmentsandMeasurements
Sitedisturbance.Theamountofasitethatisdisturbedbyconstructionactivity.Onundevelopedsites,limitingtheamountandboundaryofsitedisturbancecanprotectsurroundinghabitat.
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SustainableSites
AssessmentsandMeasurements
SolarReflectanceindex(SRI).Ameasureofhowwellamaterialrejectssolarheat;theindexrangesfrom0(leastreflective)to100(mostreflective).Usingcoolermaterialshelpspreventtheurbanheatislandeffect(theabsorptionofheatbyroofsandpavementanditsradiationtotheambientair)andminimizesdemandforcoolingofnearbybuildings.
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SustainableSites
AssessmentsandMeasurements
Streetgriddensity.Anindicatorofneighborhooddensity,calculatedasthenumberofcenterlinemilespersquaremile.Centerlinemilesarethelengthofaroaddownitscenter.Acommunitywithhighstreetgridandnarrow,interconnectedstreetsismorelikelytobepedestrianfriendlythanonewithalowstreetgriddensityandwidestreets.
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SustainableSites
AssessmentsandMeasurements
Transportationdemandmanagement.Theprocessofreducingpeakperiodvehicletrips.
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SustainableSites
AssessmentsandMeasurements
Vehiclemilestraveled(VMT).Ameasureoftransportationdemandthatestimatesthetravelmilesassociatedwithaproject,mostoftenforsinglepassengercars.LEEDsometimesusesacomplementarymetricforalternativemodemiles(e.g.,inhighoccupancyautos).
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SustainableSites
Transportation
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SustainableSites
TransportationStrategies:
LocatenearmasstransitLimitParkingEncourageCarpoolingPromoteAlternativefuelVehiclesOfferIncentivesSupportAlternativeTransportation
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SustainableSites
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SustainableSites
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SustainableSites
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SustainableSites
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SustainableSites
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SustainableSites
SiteSelection
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SustainableSites
SiteSelection Strategies
IncreaseDensityChooseRedevelopmentProtectHabitat
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SustainableSites
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SustainableSites
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SustainableSites
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SustainableSites
SiteDesignandManagement
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SustainableSites
SiteDesignandManagement Strategies
BuildSmallMinimizeHardscapeMinimizeWaterUsageUseReflectiveMaterialDevelopaSustainableManagementPlan
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SustainableSites
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SustainableSites
Stormwater Management
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SustainableSites
Stormwater Management
MinimizeImperviousAreasControlStormwaterHarvestRainwater
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SustainableSites
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SustainableSites
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