unitec land6225 helensville growth strategy
DESCRIPTION
Unitec LAND6225 Helensville Growth StrategyTRANSCRIPT
/HEART Helensville/ParakaiGrowthStrategy
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LegendProposed transit corridorrailway corridorMotorway/ State Highway20m-wide River Buffer50m-wide River BufferProductive Exotic Forest Patch 25 Ha+Native Forest Patch 25 Ha+Proposed Productive Land - Argiculture and Horticulture
Revegetated Erosion Prone LandExisting Built EnvironmentProposed Areas for Development
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Proposed Network
TheGreen/HeartStrategyRevisitedInourpreviousdevelopmentsuitabilityanalysis,ourattentionwasbroughttotheopportunityofdevelopingAucklandasanewpolycentricurbanregion,orurbannetwork.
/HEART
“CanAucklanddevelopasaregionalsystemofmultiple,compact,interactivesatellitecentreslinkedbystrategicallylocatedtransitlinesthatreduceresourceconsumptionandemissionswhilepreservinganoveralllandmosaicinwhichecologicalsystemscaninterlinkandthrive?”
Drawingonthenotionofurbanmetabolism,weattemptedtoaddressthisquestionbyproposingasimplestrategy:
GrowAucklandasavariegatedregionalcitythathasaself-sufficientsupplyofresources,minimisingdependencyondistantregionsandindoingsoprovidinglocalcohesiveness.
Thiscouldpotentiallybeachievedthroughdevelopingorcontainingexistingnodesalongtheperipheraltransportinfrastructurenetworks-reprogrammingtheentireAucklandregionaccordingtothemostappropriatelanduseforanygivenlocation.
WelookatlandscapeasGreenMiddle–aconnectingelementoperatinginthepolycentriccityregion.Wehaveidentifiedthelandscapeasaninsidezone,formingthecoreofthecityregion,integratingregionalcentres.TheGreenMiddle,orwhatwetermedthe‘GreenHeart’(borrowingfromtheDutch)supposesaconnectingroleoflandscapetoreinforceandredefinethenewurbanformoftheAucklandRegionalCity.
ThisparticularstudyconcentratesonthedevelopmentofHelensville/Parakai–akeynodeforgrowthalongtheWesternCorridor.ThestudyaimstoexploreinnovativedevelopmentoptionsforHelensville/Parakai,exemplifying,enriching,andre-interpretingthedevelopmentstrategyworkedoutinthepreviousstudy.
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LegendProposed transit corridorrailway corridorMotorway/ State Highway20m-wide River Buffer50m-wide River BufferProductive Exotic Forest Patch 25 Ha+Native Forest Patch 25 Ha+Proposed Productive Land - Argiculture and Horticulture
Revegetated Erosion Prone LandExisting Built EnvironmentProposed Areas for Development
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Proposed Network
1:150,000
LegendProposed transit corridorrailway corridorMotorway/ State Highway20m-wide River Buffer50m-wide River BufferProductive Exotic Forest Patch 25 Ha+Native Forest Patch 25 Ha+Proposed Productive Land - Argiculture and Horticulture
Revegetated Erosion Prone LandExisting Built EnvironmentProposed Areas for Development
¯
Proposed Network
/HEART
Helensville/ParakaiBackgroundInformationTheHelensville-ParakaiareaislocatedonthesouthernendoftheKaiparaHarboursome35kmfromcentralAucklandand20kmbeyondthenorth-westernfringeofmetropolitanAuckland.Thesurroundingareaischaracteristicallyruralandincludessomelocalisedareaswithsmallerlandblocksandmoreintensiveagriculture.
Helensvilleisthemainurbanareaandservicecentrefortheseimmediatelysurroundingruralareas,andParakai,asmallerlargelyresidentialsettlement,whichevolvedaroundlocalhotspringsresorts,islocatedsome3kmtothewestacrosstheKaiparaRiverandStateHighway16.
TheareaaroundHelensvillewasoriginallycalledTeAwaroa,meaning“Thelongpath”or“Thelongrivervalley”.TheMaoripeoplehavehadalongassociationwiththelandandriversofthearea,withthenucleusofthepeoplewhosettledtheKaiparaHarbouraround1300ADformingtheNgatiWhatuatribe.ThesouthernreachesoftheKaiparaHarbourwasakeyportageareaandan
importantlocationontheregionalrouteslinkingwiththeWaitemataandManukauHarbours.ThehotpoolsinParakaiwereknownandusedandafewpasiteswereestablishedin(presentday)Helensville.
TraditionalfishingandflaxharvestingwerekeyeconomicactivitiesforMaori.
Helensvilledevelopedasasmallportwithtimbermills(harvesting,millingandexportingKauri).AttheheightoftheKauritradetheKaiparaHarbourwasthebusiestinthecountry,andthegoldenageofshippinginHelensville.
Bythelate1800’s,thesurroundingruralareashadbeensettled,andHelensville’sfunctionalroleincreasedtoincludelocalprocessingofagriculturalproductsaswellasbeingabusyshipbuildingareawithconsiderablewharfsideactivity.ThetownwasakeywesternharbourlinkingoverlandtoAucklandandalsothecentreofcommerceandadministrationforthesurroundingarea.Therolewasreinforcedwiththecompletionoftheraillinkbetween
HelensvilleandAucklandin1875andthesurfacesealingoftheregionalroadintheearly1900s.
GeothermalpoolswereestablishedatParakaiintheearly1900sandasmallsettlementdevelopedaroundthisresort.Inmorerecentyearsresidentialextensionshavetakenplaceandasmallcommercialcentrehasdeveloped.
Inthelaterhalfofthe20thcenturyHelensvillehashadadecreasingroleasaportandwithimprovedregionalroadandrailaccessibilityhasdevelopedalocalindustrialbase(asignificantproportionofwhichrelatestoprocessingforestryproducts).
Helensvillehascontinuedtofulfilacentralservicefunctionforthesurroundingagriculturaldistrict.WithimprovedaccesstoAucklandandimprovedagriculturaltechnology,anincreasingagricultural-servicingcomponenthasdevelopedinHelensville,andinrecentyears,industrialdecentralisationhasseenthedevelopmentofsomelocalmanufacturingandserviceindustries.
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LegendRailway
Water Bodies
Existing Building Stock
Roads
Principle Tributary 15m Buffer
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Cadastral Lines
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AlthoughHelensvillehasretainedaneconomicandadministrativecentralroleoverthepastfewcenturies,inmorerecentyears,withthegrowthofmetropolitanAuckland,anaddedrolehasbeenoneofaccommodatingmetropolitancommuters.
Parakaihasremainedasmallresidentialareasurroundingahandfulofhotspringresortsandrelatedactivities.
Theprimaryservicecatchmentareacurrentlycontainssome6,000people,about50%ofwhomareresidentintheHelensvilleandParakaitownships.ThecurrentcombinedpopulationoftheHelensvilleandParakaitownshipsisapproximately3,800.Givena3%growthrate,thearea’spopulationwillapproximate5,900by2026,andbasedonthisgrowthscenario,by2051thatpopulationprojectionisexpectedtobealmost9,000.
Itis,however,importanttorecognisethatincrementsingrowtharelikelytobegeneratedbymetropolitanratherthanlocalinfluences,andalsothatlonger-termgrowthshouldallowforthepossibilityofapopulationincreasegreaterthannowanticipated.ThereisgreatpotentialforgrowthintheareaduetotheforeseeabledevelopmentofgreenenergyfromtheKaiparaHarbourandthenaturalgasfiredcombinedcyclepowerstationproposedbyGenesisEnergy,arenaissanceinHelensville’smaritimeindustry,andresortdevelopment/tourismrelatedtotheParakaihotwatersprings.Anydevelopmenthowever,willbecentredononekeyinfrastructure–RAIL.
LegendRailway
Water Bodies
Existing Building Stock
Roads
Principle Tributary 15m Buffer
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LEhillsadeValue
High : 254
Low : 0
Cadastral Lines
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LegendRailway
Water Bodies
Existing Building Stock
Roads
Principle Tributary 15m Buffer
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LEhillsadeValue
High : 254
Low : 0
Cadastral Lines
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Geology/TopographyTheareaisdividedintotwodistinctivegeological/lithologicalunits:
• Theeasternsectorcomprisesthesedimentarysandstones/mudstones/conglomeratesoftheWaitemataSeries,whichgiverisetotheeasternhills
• Thewesternsectorcomprisestherecentalluviumofthelow-lyingKaiparaRiverfloodplainandlesserAwaroaStreamfloodplain.
Thegleysoilsassociatedwiththewesternhigher-lyingsectorofthefloodplainarerelativelyhomogenousandarereasonablyfertile(asevidencesbylocalagriculture)anddonotpresentanylimitationtomassordenseurbandevelopment.
Thefactorthatinhibitsdensedevelopmentisratherthehydrologyoftheriver(referfurtherinthestudy),whichdeterminesthatthesoilsintheactiveRiverZonearewetter,partlysaline,andgenerallyinfertile.
Bycomparison,theeasternsector’ssoilsaregeotechnicallymoreunstableanderosion-pronebyvirtueoftheirphysicalcharacteristics.Onsteeperslopesthereisevidencethroughoutofblockslidemovementandearthflow.Duetothecomplexityandhighdegreeoflocalvariationdetailedgeotechnicalassessmentwouldbenecessaryatalocalisedscaletodeterminedevelopmentsuitability.
IntheeasternsectorthemajorandminorridgesgiverisetothevisualenclosureofHelensvilleandgivetheareaacertainlandscapeidentityatthebroadestlevel.Therearealsomoredefinablelocalisedlandscapeunitswithinthearea,whicharevisuallyidentifiableasruralorurban.
TheneedtomaintaintheKaiparaRiverZoneasakeyhydrologicalandecologicalcorridordictatesthatthiszonewillalwaysrepresentamajorbarriertothephysicalintegrationofHelensvilleandParakai.ThefloodplainsoftheKaiparaRiver,andfloodableareasandwettersoilsoftheRiverZone,arethuskeyconsiderationsintermsofurbanstructureandform.
NotwithstandingthepossibilityofdevelopingcertainareaswithintheRiverZone,suchdevelopmentwillbehighlyvisible,andpotentiallyblightingontheriverinelandscape.
Thereisnosignificantnaturalfeaturethatdefinesawestern/south-westernedgetoParakai,andthereispotentialforsprawledanduncoordinatedurbanexpansion.
Thetopographydictatescertainundevelopedareaslargeenoughtoaccomadateasignificantscaleoffutureurbanexpansion,viz:
• TheareatothesouthofHelensville,whichhasafinitecapacity.
• Largeareasofflatlandtothewestandsouth-westofParakai,whichhavelimitlesscapacityinthattheyextendfartothesouthandwest.
Thefactthatmuchoftheexistingandfutureurbanareaisonflatlanddictatesthatthepotentialforcycleandpedestrianmovementmodesishigh,affordinguniquefocalmovementandrecreationalpossibilities
LegendRailway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
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LegendRailway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
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VegetationTheareahasbeenlargelyclearedofnativevegetationandtheremnantareasofnativevegetationarealmostexclusivelyfoundsouthofHelensville.TheMangakuraStreamcatchmentareas,being160hainextent,comprisesnativevegetation(regeneratingKanukaandKauriforest)andisclassifiedasasignificantnaturalheritageareaandapriorityplaceforprotection.
Smalllocalisedoccurrencesarefoundinthevalleysoftheeasternhills.Someoftheseareasshowsignsofre-vegetationofnativespecies.
Equallyimportantistheretentionandprotectionofwetlandareasandmangroveswhicharespreadthroughoutthefloodplain.
Helensville/Parakaiis,however,characterisedasamodifiedagriculturallandscape,andthetreeswhichhavebeenplantedasboundaries,windbreaks,andalongroads,arevisuallymoreprominent.Thisservestocreateafine-grainedsenseofenclosureatalocalisedlevel,whichisparticularlyvaluableandnoticeableinthefloodplainarea.
Itisespeciallyimportanttoretain,protectandenhanceasmuchexistingnativevegetationhabitatsaspossibleforaestheticandhumancomfortreasons(wind,shade,landscape,etc)andalsotogenerallyprotectthewaterqualityandecologicalvaluesoftheriver.
Itisequallyimportanttorecognisethelandscapeformingvalueofplantedvegetationintheflatfloodplainandwesterareas.ThisisofparticularimportancewithrespecttothevisualamenityofthebuiltformintheRiverZone.
LegendRailway
Water Bodies
GRIDCODE1
Existing Building Stock
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High : 254
Low : 0
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1:10,000±
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GRIDCODE1
Existing Building Stock
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High : 254
Low : 0
Cadastral Lines
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HydrologyTheKaiparaRiver,whichisaninternationallysignificantestuarineenvironment,hasacatchmentthatextendsfromWaitakereinthesouthtotheKaiparaHarbourinthenorth.TwoadditionallocalcatchmentsdischargeintotheKaiparaRiverinthestudyarea.
TheriverhasalowgradientandabroadfloodplainandintheactiveRiverZonemuchofthelandisbelow4metreselevation.Frequentfloodingoccursacrossmuchofthiszoneandtheextentofthe1:100floodlineisshowninthemapopposite.Thedesignedfloodlevelisapproximatelyat2.5metreselevationandinthissectorasignificantproportionoflandisbelowthislevel.
TheRiverZoneshouldberegardedasactiveandsubjecttosedimentation,erosionandhighchannelvelocities.Asmentionedbefore,itissubjecttofloodingandtidalinundation,andpartsoftheHelensvilleandParakaitownshipsfloodrelativelyfrequently.Itisimportanttoretainthehydrologicalneedsoftheriver,aswellasnecessarytoprotectthealreadybuiltfabricinthiszone.
ThedynamicnatureoftheRiverZonecausesbankerosionandthisrequirestherivertobemanagedandfloodcontrolmeasurestobemaintained.Intheimmediatefuture,denseurbandevelopmentshouldnotoccurwithintheRiverZone.However,giventhatitisinanyeventnecessarytomaintainfloodcontrolmeasurestoahighstandardintheriverbendpeninsulaswhicharedeveloped,thepossibilityforlong-termfuturedevelopmentshouldnotbediscounted.Anyperipheralurbandevelopmentshouldbeplannedsoastooptimisethepotentialforeffectivestormwatermanagementandsiltdetentionatalocallevel.
SummaryofConstraintsThefollowingisalistofconstraintstofutureurbandevelopmentintheHelensville/ParakaiareaasmentionedintheStructurePlan:
TheKaiparaRiverfloodplainisakeyregionalecologicalandhydrologicalcorridorandhaslimitedpotentialfordenseurbandevelopment.ItwillthereforeremainasanabsolutebarriertothephysicalintegrationoftheHelensvilleandParakaitownships.
Althoughthelandscapeoffersopportunitiesforurbanexpansion,largeareasarenotwellsuitedtothispurposee.g.thesteeperareastotheeastwhicharenotgenerallygeotechnicallystable;theactiveRiverZoneoftheKaiparaRiver,whichispronetoflooding.Eveninthelargelyflood-freeareatothewestofParakai,theflatnatureoftheplainmakestownshipstormwatermanagementdifficult.
ThevaluednaturallandscapeandvaluesoftheKaiparaRiverandHarbour,andofthetowns(theeasternhills,thestreams)caneasilybecompromisedbyinappropriatedevelopmentandtheecologicalandlandscapeamenityvalueoftheseelementsneedstobeprotectedandenhanced.
Notwithstandingtheabove,someoftheflatlandintheRiverZoneissuitedtothedevelopmentofextensivelanduses,howeverthefactthatanybuiltdevelopmentwillbehighlyvisible(andthuspotentiallyblightingontheriverinelandscape)andalsowilldemandcontinualmaintenanceoffloodprotectionmeasuresmustbeconsidered.
ThereisnodefiniteurbanedgeinParakaianduncoordinatedurbanexpansioncanimpactseverelyonthecharacteroftheruralperimeterandwillalsoaggravateengineeringservicingprogrammes.
IndiscriminateandpiecemealurbandevelopmenttothenorthofParakaicanalsocompromisethepotentialthatthisareahasforalargemulti-purposeresort,basedonlocalgeothermalwaters.
TheStateHighway16through–trafficisdisruptiveinthatthenatureofthistrafficisincompatiblewiththelocalusageoftheCommercialRoadcivicandshoppingarea.
Thetowncentre’sfunctionispotentiallythreatenedbythelocationoflarger-formatshopstoofaroutsideofthiscentralarea.
Theopenspacesystemisnotwelldeveloped(especiallytheriveredge)anddoesnotfunctionasanintegratednetwork.
Thereisanabsenceofasingularandoverallphysicaldevelopmentvisionandstrategyforthegreaterurbanarea.
PointsofDifferenceHelensville’sriversidelocationandhistoriccharacteraretheobviouspointsofdifferencecomparedtoneighbouringcentres.
TherailwayisanotherpointofdifferencecomparingHelensvilletotownsintheeasternareaofRodney.Intheshorttermlocalimprovementsaroundtherailwaystationcansupportthetouristdestinationstrategy.Inthelongertermcommutingnumberswillgrowandamediumdensitywork/livezoneisproposedinthestationvicinity.
Thetownscapehasawealthofcharmingandhistoricbuildings,aswellasasignificantamountofarchaeologicalandheritagesites,whicharethreatenedbytheabsenceofacomprehensiveandeffectiveheritageconservationpolicy.
Theareais,ontheotherhand,reasonablywellpositionedtoaccommodategrowthandenhancetheperformanceoftheurbanarea,inthat:
• Helensvillehasabalancedanddiverseurbanactivity,andnotwithstandingitssmallsize,thetownfunctionswell.Thisprovidesanexcellentplatformforfurtherurbangrowth.
• Therich,naturalandbuiltheritagecharacterandsignificantandrecreationdevelopmentpotentialofthearea(geothermalresources,urbanriverfrontage,etc)provideauniquesetofintrinsicassetswhich,ifdevelopedfully,willdramaticallyenhancetheurbaneconomy,characterandperformance.
• Thereissufficientlandforurbanexpansioninthefuture,andthisincludesavarietyofresidentiallocalityoptions(ieHelensville’ssouthernslopes,neartheAwaroaStream,Parakaiflats,etc.
• Reasonablysimpleandcomfortableoptionsalsoexistforexpandingthetowncentreandbusinesszones
GrowthStrategyTheHelensville/Parakailandscapeoffersrareandexcitingopportunitiesforurbanexpansion.However,thereislimitedterritoryinwhichHelensville/Parakaicanexpand,aslargeareasarenotwellsuitedtourbandevelopment.IfHelensville/Parakaiistodevelopintoapotent,well-definedanddynamiccentre,whichrespondstothechangingconditionsofitssociety,thereisapressingneedforthestrategicdefinitionofwhereandhowtogrow.
Sofar,theanalysishasrevealedseverallandscape-formingprocesseshiddenwithinruralandurbanHelensville/Parakai:
•ThedynamicnatureoftheKaiparaRiverZone
•Stormwatermanagement
•Anincreasingpopulation
•Adecreasingsupplyofavailableland
•Anincreasingdemandforwaterfrontliving
•Alonger-termincreaseincommutingnumbersbetweenHelensvilleandAuckland
•Arevivalofthemarineindustry
UsingthegeologicsofUrban-Recycling,UrbanMetabolismandtheGreenHeart,howcanweactivate,unravelandmanipulatethesesteeringprocessesinordertodefineastrategythatwilltransformanddevelopHelensville/Parakaiintoaresilientlandscape?
LegendHelensville Bypass
Railway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
1:10,000±
HelensvilleBypassAHelensvilletowncentreBypassbetweentheeasternentrancetoHelensvilleandabouttheShowgroundshasbeenpromotedsincethedevelopmentofthe1998StructurePlan.ThebypassisessentialtothedevelopmentofHelensville’spedestrian-oriented,lineartowncentre.Noconfirmationastothelocationandalignmentofsuchabypassalsorepresentsapartialconstrainttotheplanningofcommercial,mixedbusinessandindustrialdevelopmentinthearea.NewZealandTransportAgency(NZTA),formerlyTransitNZ,hasrejectedinclusionofaHelensvilleBypassintheprogrammeoutto2051.Forthepurposesofthisstudy,thepreferredlocation/alignmentofapossibletowncentrebypassasproposedbythe1998StructurePlanhasbeenincorporatedintothestrategy.
LegendBig Box Retail Development
Helensville Bypass
Railway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
1:10,000±
Big-BoxDevelopmentWithanewbypassinplace,thelargeparcelsofrurallandbetweenthebypassandParkhurstRoadwouldprovideamplespaceandanideallocationforthedevelopmentofanewshoppingcentresuchasWestfieldAlbany.LocatedtotheleftofParkhurstRoad,andbesideamajorintersection,theareawouldbeeasilyaccessibleforcommuters.Theareaalsohastheadvantageofsufficientdrainageforstormwater.
LegendBig Box Retail Development
Helensville Bypass
Railway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
1:10,000±
LegendBig Box Retail Development
Helensville Bypass
Railway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Kaipara River 20m Buffer
15m Buffer
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
1:10,000±
RiparianBuffersProvidingconnectivitythroughhydrologicalsystemsisanunder-pinningstrategytoprovideecologicalbuffers,erosionprotectionandlinearparksystems.RiparianBuffers20malongeachsideoftheKaiparaRiver;15malongprinciple,namedtributaries;and5-10malongeachsideofanyotherintermittenttributaries,havebeenallowedforaspartofthestrategytorestoreconnectivityofnativevegetationthroughwaterways.
LegendLight Industrial Precinct
Big Box Retail Development
800m Transport Hub Territory
Business Park
Mixed Use Development
Helensville Bypass
Railway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Kaipara River 20m Buffer
15m Buffer
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
1:10,000±
BusinessPark,MUD,LightIndustry&RailwayStationZoneAthrivinglocaleconomiccentrelocatedadjacenttothebypasswillstimulategrowthinHelensville/Parakai.TheBusinessParkandMUDarea,strategicallylocatedwithrespectivewaterfrontagewillprovidepleasantwork/liveenvironmentsandadjoinedtotheshoppingcentredevelopment,willprovideforacompletetheCommercialQuarter.LightIndustryshouldbecontainedwithintheexistingIndustrialZone.
EasyaccesstotheHelensvilleRailwayStationisavitalcomponenttothefuturesuccessoftheHelensville/Parakai.Wherepossible,urbanintensificationshouldbefocusedwithin800mofthestation,allowingforpedestriansandcycliststowalkorcycletoandfromtheircommute.
RAILWAY STATION
LegendLight Industrial Precinct
Big Box Retail Development
800m Transport Hub Territory
Business Park
Mixed Use Development
Helensville Bypass
Railway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Kaipara River 20m Buffer
15m Buffer
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
1:10,000±
LegendGreen Heart
Light Industrial Precinct
Big Box Retail Development
800m Transport Hub Territory
Business Park
Mixed Use Development
Helensville Bypass
Railway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Kaipara River 20m Buffer
15m Buffer
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
1:10,000±
GreenHeartCivic/OpenSpaceTheGreenHeartisthekeycomponenttothestrategyfororientingurbandevelopmenttowardsthecentre.Ideally,theGreenHeartwillfacilitatetheconcentrationofkeyactivities.
LegendGreen Heart
Light Industrial Precinct
Big Box Retail Development
800m Transport Hub Territory
Med-Low Residential
Business Park
Mixed Use Development
Helensville Bypass
Railway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Kaipara River 20m Buffer
15m Buffer
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
1:10,000±
Medium-LowDensityResidentialMedium-LowDensityResidentialareaisaresponsetothelocationadjacenttoablockofexistingsinglestoreybungalowsandthecloseproximitytothefloodzone.Theidealhousingtypologyforthiszonewouldbedetachedorsemi-detached2-3-storeyterraceunitsonplotsof600m2.Becauseoftheriskoffloodinginthisarea,houseswouldbebuiltonpilesorplinths.ThezoneitselfiswithinshortwalkingdistancetotheBusinessParkandshoppingcentre.
LegendGreen Heart
Light Industrial Precinct
Big Box Retail Development
800m Transport Hub Territory
Med-Low Residential
Business Park
Mixed Use Development
Helensville Bypass
Railway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Kaipara River 20m Buffer
15m Buffer
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
1:10,000±
LegendGreen Heart
Light Industrial Precinct
Big Box Retail Development
800m Transport Hub Territory
Med-Low Residential
Medium Density Residential
Business Park
Mixed Use Development
Helensville Bypass
Railway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Kaipara River 20m Buffer
15m Buffer
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
1:10,000±
MediumDensityResidentialSmallerlotsandterraced2-3-storeyhousing.
LegendGreen Heart
Light Industrial Precinct
Big Box Retail Development
800m Transport Hub Territory
Med-Low Residential
Medium Density Residential
Medium-High Density Residential
Business Park
Mixed Use Development
Helensville Bypass
Railway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Kaipara River 20m Buffer
15m Buffer
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
1:10,000±
Medium-HighDensityResidentialRiverfrontagehereandcloseproximitytotherailwaystationwouldbesuitableformedium-highdensityterraced3-storeyresidentialdevelopment.
LegendGreen Heart
Light Industrial Precinct
Big Box Retail Development
800m Transport Hub Territory
Med-Low Residential
Medium Density Residential
Medium-High Density Residential
Business Park
Mixed Use Development
Helensville Bypass
Railway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Kaipara River 20m Buffer
15m Buffer
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
1:10,000±
Medium-HighDensityResidential
LegendGreen Heart
Light Industrial Precinct
Big Box Retail Development
800m Transport Hub Territory
Med-Low Residential
Medium Density Residential
Medium-High Density Residential
High Density Residential ii
Business Park
Mixed Use Development
Helensville Bypass
Railway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Kaipara River 20m Buffer
15m Buffer
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
1:10,000±
HighDensityResidentialiRiverfrontagebutcloseproximitytoindustrialareawouldbemoresuitableforlowerend,highdensityapartmentstyleresidentialblocks.
LegendGreen Heart
Light Industrial Precinct
Marina_Precinct
Big Box Retail Development
800m Transport Hub Territory
Med-Low Residential
Medium Density Residential
Medium-High Density Residential
High Density Residential ii
Business Park
Mixed Use Development
Helensville Bypass
Railway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Kaipara River 20m Buffer
15m Buffer
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
1:10,000±
MarinaDevelomentHigh-endwaterfrontresidentialproperties.Withahighpercentageofwaterfrontlivingthisareacouldpotentiallybetheentertainmentprecinct–aculturalfocalpointforHelensville.
LegendGreen Heart
Light Industrial Precinct
Marina_Precinct
Big Box Retail Development
800m Transport Hub Territory
Med-Low Residential
Medium Density Residential
Medium-High Density Residential
High Density Residential ii
Business Park
Mixed Use Development
Helensville Bypass
Railway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Kaipara River 20m Buffer
15m Buffer
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
1:10,000±
MarinaDeveloment
LegendGreen Heart
Light Industrial Precinct
Marina_Precinct
Big Box Retail Development
800m Transport Hub Territory
Med-Low Residential
Medium Density Residential
Medium-High Density Residential
High Density Residential i
High Density Residential ii
Business Park
Mixed Use Development
Helensville Bypass
Railway
VegetationCLASS_NAME
COASTAL_WETLANDS
INDIGENOUS_FOREST
INLAND_WATER
INLAND_WETLANDS
MANGROVE
PLANTED_FOREST
SCRUB
Water Bodies
Existing Building Stock
Roads
Principle Tributary
Kaipara River 20m Buffer
15m Buffer
Cadastral Lines
LEhillsadeValue
High : 254
Low : 0
1:10,000±
HighDensityResidentialiiHighend,high-densityresidentialapartmentswithaccesstoallamenities,particularlytheRailwayStation.
ConnectivityTheKaiparaRiverZoneisidentifiedasaninsidezoneorthenew‘GreenHeart’.Thisnewcivicspaceformsthecoreoftheurbanfabric,sociallyandecologicallyconnectingandintegratingvariouspartsofurbanHelensvilleandParakaitoeachotherandthegreaterregion.
Connectivity
CompositePlan
/STUDIES Brisbane/HafenCity/Ijburg
ExamplestoLearnFrom...
Brisbane,Australia
Hamburg,Germany
Ijburg,Netherlands