Bike-Trail-Operations-and-Maintenance单车径的操作与维护课件

BikeTrail

OperationsandMaintenanceMaintenancePremiseGoodmaintenancebeginswithgooddesign.Drainageisthemostcriticalelementinthelifeofyoursurface.Withpropermaintenanceyoucanextendthelifeofyoursurfacebeyondtheaverages.OperationsManualWhatWhenHowHowoftenWhoMaintenanceCosts$500-$5,000permileperyearFactorsLevelofcareSiteoftrailSurfaceoftrailColumbia,Missouri

TrailMaintenanceCostsPresentationbySteveSaittaandMikeSnyderinOctober2019AmericanTrailsNewsletter:Concrete $2,980/mileAsphalt 8,672/mileAggregate(innon-washoutarea) 5,280/mileAggregate(inwashoutarea) 16,904/mileTrailSurfacesAggregateConcreteAsphaltTypesofCareRoutineMaintenancePeriodicMaintenanceLongTermCareRoutineMaintenanceMowingCleaningTrimmingVandalismrepairLittercontrolRoutineMaintenanceMowingCleaningTrimmingVandalismrepairLittercontrolBlowervs.Sweepervs.VacuumVacuumcreatesmajordustindryweatherLowprofilemakesvacuumhardtogetoverbollardsSweeperonlygetsdebrisoffimmediatetrailsurfaceLeavespileswheresweeperstopsBlowergetsclippings,leaves,twigs,rocksanddebriswayoffoftrailRoutineMaintenanceMowingCleaningTrimmingVandalismrepairLittercontrolRoutineMaintenanceMowingCleaningTrimmingVandalismrepairLittercontrolPeriodicMaintenance–allSurfacesClearancepruning–maintain3’setbackTreetrimming-maintain12’heightclearanceBrushcutback–keepshrubsfromencroachingintobermPeriodicMaintenance-AggregateTrailsControlencroachingvegetationScarifyareastobecorrectedAddaggregateifneededGradeandcompactPeriodicMaintenance-ConcreteTrailsEdgingSealCracksRe-stripeannually(ifusingpaint)PeriodicMaintenance–AsphaltTrailsEdgepavementtopreventvegetationencroachment.Restripeannually(ifusingpaint)LongTermMaintenance

forasphaltsurfaces

CracksealingSealCoatingPavementRepairAsphaltMaintenanceStrategyRetardprogressivefailureArrestlightdeteriorationReduceneedforreactivemaintenanceCrackSealingPreventsdebrisbuild-upincracks.Preventswaterfromenteringbase andsub-base.Preventscontinueddeterioration.Performevery2years.Recommenduseofarubberizedsealant.CrackSealingPurposeofSealCoatingArrestdeteriorationPreventwaterinfiltrationRestoreoilstouppersurfacePreventlossoffinesSealCoatProductsReclamiteGSB88Agriculturaloilbasedsealers Replay Bio-Re-StorDoNotUseCoalTarbasedProductsCost-$4,500–5,000/mileReclamiteChemicalcompositionproductGoesonnearlyclearRequires24-hourpenetrationtimeRequiressandcoattoabsorbexcessSandmustbesweptoffbeforere-openQuestionsonfrictionco-efficientGSB-88AsphaltemulsionGoesonblackRequiresmaskingorre-stripingDries1-2hoursAddssilicasandtofillfines,increasefrictionAgriculturalOilsAgriculturalbase,notAsphaltGreenproductRestoresoilstoupper3/8”ofasphaltsurfacePreventslossoffinesGoesonvirtuallyclear;noneedforre-stripingMaintainsco-efficiencyoffrictionReplayApplicatorsReplayApplicationPavementRepair-AggregateCorrectunderlyingIssuesUserippertinestopenetrateintoexistingsurfaceAddnewaggregatetomatchexistingGradetoblendintoexistingsurfacesCompactwithvibratoryrollerPavementRepair-ConcreteSaw-cutalljointsMakesuredrainagecanoccurInstallporousstonebaseFormnewconcretetomatchexistingFinishsurfacetomatchexistingProvideforexpansionofnewconcretePavementRepair-AsphaltAvoidcutsatallcostsDeveloptightspecificationsforrepairSaw-cutalledgesProperlycompactallfillsSpecifycompactionratesforfillandasphalt

ApplyAC-20tosidesofcutsConsiderre-heatingtechniquesAsphaltSurfacingAlternativesSlurrysealSkimcoatsMicro-surfacingChipandsealAsphaltRe-surfacingConsidergrindingandrepavingMaybemorecosteffectiveRequiresnore-bermingRequiresnore-seedingAlwaysadd