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PAGE3MAZINAIGANFALL2014MinehaulroadsandtheirpotentialenvironmentalimpactsNowwithfourwatercontrolstructuresinplacetheacquisitionofaquaticvegetationcuttingequipmentandaggressivecontrolofbeaverdamstribalnaturalresourcesstaffareaddingscientificdatafromcoresamplestofine-tunemanage-mentschemes.Inthecomingyearstribalharvestersandwildlifearepoisedtobenefitwithmoreabundantmoreconsistentstandsofmanoomin.FdLBandUMcollaborateContinuedfrompage2OnthecoverTheregaliaofdancersRenaBelleandBiancaWhitecloudcatchtheeyewiththecolorfulandintricatebeadworkandapplique.Renasregaliainfusesgeometricsandorals.Theinspirationforthephotostemsfromthiscontrastofwoodlandandplainstribesandthekinshiptiesmaintainedissheerbeauty.PhotobyDylanJenningsMINEHAULROADSMadisonWis.Minehaulroadsareintegralpartsofamineoperation.Theseroadscanvaryinsizefromsinglelanedirtroadslocatedwithinthefootprintofaminetomulti-lanepavedhighwaysusedtotransportmaterialstoandfromaminesite.Roadslocatedwithintheminefootprintareusuallyincludedintheanalysisofpotentialenvironmentalimpactsofamine.Howeverroadsthatleadawayfromtheprojectsitetoprocessingareasorregionalshippinghubsareoftenoverlookedandtheimpactsthatoccuralongthesetransportationroutesmaybediscounted.TheRedDogmineinAlaskaisoneofthemorenotableexamplesofaprojectthathasimpactedtheenvironmentalongitshaulroad.Thisopenpitzincleadandsilverminetransportscrushedrockfromtheopenminepitstoaconcentrat-ingfacility.Fromtheretheconcentrateistransportedviaa50-milehaulroadtoaportfacility.Samplingalongthehaulroadconductedintheearly1990sshowedelevatedconcentrationsofmetalsontheroadsurfaceandontheroadshoulder.Thisfindingledtoadditionalstudieswhichindicatedthatmetaldepositionhasoccurredalongtheroadandconcentrationsdecreasewithdistancefromtheroadright-of-way.Elevatedmetalconcentrationsinseveralplantspeciesaredetectableupto1600metersapproximately1milefromtheroadADEC2002.ThesourceofthemetalsisconcentratedustthatadherestothetrucktiresaswellastraceamountsofconcentratedustonthesurfaceofthetrucksADEC2002.Itisimportanttonotethatthetruckshavehydraulicallysealeddoorsthatcompletelyenclosetheconcentrateinside.Evenwiththisprecautioncontamina-tionhasstilloccurred.HereintheLakeSuperiorregionthereareongoingconcernsaboutimpactsalongminehaulroadsinMinnesotaandMichigancededterritories.TheproposedPolyMetmineinMinnesotaisverysimilartoRedDoginitsoperationsanddesign.AlthoughinthecaseofPolyMetthecrushedorewouldbetransportedbyrailandnotbytruckGLIFWCstaffareconcernedaboutthepotentialforenvi-ronmentalimpactsalongtherailline.PolyMetproposestouseopenrailcarsthathavegapsalongthesidedoorhingestotransportorefromthepittotheprocess-ingfacility.Thereisnoquestionthatoredustwillescapethecarsthroughtheseopenings.InresponsetoGLIFWCcommentstheleadagenciesforthePolyMetEnvironmentalImpactStatementEIShaverequiredwaterqualitymonitoringalongtherailcorridorbetweenthepitsandtheprocessingfacility.GLIFWCstaffwillcontinuetoadvocatefortheuseofsealedrailcarstoreducethepossibilityofcontaminationalongtherailline.Theconstructionofaminehaulroadalsoimpactstheenvironment.TheEaglemineinMichiganiscurrentlyrebuildingsectionsofacountyroadtoaccommodatelargeoretrucksPhoto1and2.Theconstructionofthisroadthrougharemoteareainvolvesfillingofwetlandsandnumerousstreamcrossings.ThisareawhichisincludedintheLakeSuperiorBinationalProgramImportantHabitatListasanareaofhighbiodiversityhassufferedhabitatfragmentationduetothisconstruction.Itispossiblethattheuseofsaltinthewinterwillleadtowaterqualityimpactsintheareassmallcreeksandunintendedoredustdepositionalongtherouteislikely.Additionalimpactsmayresultfrompumpingwateroutoflocalcreekstouseindustsuppressionactivitiesduringconstructionphoto3.Toourknowledgetheeffectsofpumpingoncreekwaterlevelsandbiotahavenotbeencharacterized.Inadditiondustsuppressionofteninvolvesmixingthewaterwithchemicalsandtheeffectsofthesechemicalshavenotbeenidentified.GLIFWCstaffhaveandwillcontinuetoadvocateforinclusionofminehaulroadsintheanalysisofenvironmentalimpactsofproposedmineprojects.InthecaseoftheroadconstructionattheEagleminetheenvironmentalimpactsoftheroadwerenotevaluatedwhenthepermitsfortheminewereconsidered.TheEaglemineshaulroadispermittedundergeneralstatepermitsthatareissuedforroadconstruction.Thesegeneralpermitswhileoftenadequatefornormalroadsdonotrequirethedataandanalysisneededforaroadthatwillbeusedtotransportmineconcentrateandormetallicores.ThesematerialsareoftenreactivewhenexposedtoairandwaterandasexemplifiedbytheRedDoghaulroadcancreateenvironmentalimpactsinverysmallquantities.Thefailuretoevaluateinfrastructureassociatedwithminingactivitiesappearstounderminethegoalofclearlydisclosingallimpactsassociatedwithmineraldevelopmentprojects.Minehaulroadsshouldalsobeincludedinanyanalysisofthecumulativeimpactsofmultiplemineprojectsonthecededterritories.SourcesCitedAlaskaDepartmentofEnvironmentalConservationADEC2002FugitiveDustBackgroundDocumentDraftReport.ByEstebanChiribogaGLIFWCGISMappingSpecialistPhoto1Eagleminehaulroadunderconstruction.Noevidenceofsiltfencingorerosioncontrolbestmanagementpracticesarevisible.PhotosbyEstebanChiribogaPhoto2Eagleminehaulroadhascausedhabitatfragmentationinthisbiologicallyricharea.Photo3TankersprayingwaterfordustcontrolalongtheEagleminehaulroadconstructionsite.