diff --git a/MuonSpectrometer/MuonReconstruction/MuonRecTools/MuonRecToolInterfaces/MuonRecToolInterfaces/IMuonHoleRecoveryTool.h b/MuonSpectrometer/MuonReconstruction/MuonRecTools/MuonRecToolInterfaces/MuonRecToolInterfaces/IMuonHoleRecoveryTool.h
index b2b50be486d9e6cd030ebffa214660f3392854be..6c4f3b5c7a55d93ff8305048c01cc85860a37543 100644
--- a/MuonSpectrometer/MuonReconstruction/MuonRecTools/MuonRecToolInterfaces/MuonRecToolInterfaces/IMuonHoleRecoveryTool.h
+++ b/MuonSpectrometer/MuonReconstruction/MuonRecTools/MuonRecToolInterfaces/MuonRecToolInterfaces/IMuonHoleRecoveryTool.h
@@ -29,6 +29,9 @@ namespace Muon {
 	@return a pointer to a track, the ownership of the output track is passed to the client calling the tool.
     */
     virtual Trk::Track* recover( const Trk::Track& track ) const = 0;
+
+    virtual void cleanUp() const {};
+
   };
   
   inline const InterfaceID& IMuonHoleRecoveryTool::interfaceID()
diff --git a/MuonSpectrometer/MuonReconstruction/MuonRecTools/MuonRecToolInterfaces/MuonRecToolInterfaces/IMuonTrackBuilder.h b/MuonSpectrometer/MuonReconstruction/MuonRecTools/MuonRecToolInterfaces/MuonRecToolInterfaces/IMuonTrackBuilder.h
index 59ac1cd14fa1ac96a9ec2681eaddb98b57443156..e3f2d54b50b04693de73d2b3ccaa0942fd2573c3 100644
--- a/MuonSpectrometer/MuonReconstruction/MuonRecTools/MuonRecToolInterfaces/MuonRecToolInterfaces/IMuonTrackBuilder.h
+++ b/MuonSpectrometer/MuonReconstruction/MuonRecTools/MuonRecToolInterfaces/MuonRecToolInterfaces/IMuonTrackBuilder.h
@@ -45,6 +45,8 @@ namespace Muon {
     */
     virtual std::vector<std::unique_ptr<MuPatTrack> > find( MuPatCandidateBase& candidate, const std::vector<MuPatSegment*>& segments ) const = 0;
 
+
+    virtual void cleanUp() const {};
   };
   
   inline const InterfaceID& IMuonTrackBuilder::interfaceID()
diff --git a/MuonSpectrometer/MuonReconstruction/MuonRecTools/MuonRecToolInterfaces/MuonRecToolInterfaces/IMuonTrackSegmentMatchingTool.h b/MuonSpectrometer/MuonReconstruction/MuonRecTools/MuonRecToolInterfaces/MuonRecToolInterfaces/IMuonTrackSegmentMatchingTool.h
index 990d3c11ff4ac96be070f11236d339e8f5228b38..81fd9e986b2347a490bc85396f0ae65ce8b42d8f 100644
--- a/MuonSpectrometer/MuonReconstruction/MuonRecTools/MuonRecToolInterfaces/MuonRecToolInterfaces/IMuonTrackSegmentMatchingTool.h
+++ b/MuonSpectrometer/MuonReconstruction/MuonRecTools/MuonRecToolInterfaces/MuonRecToolInterfaces/IMuonTrackSegmentMatchingTool.h
@@ -32,6 +32,7 @@ namespace Muon {
 	The caller should ensure the track gets deleted. */
     virtual bool match( const Trk::Track& track, const MuonSegment& segment, bool useTightCuts = false ) const = 0;
 
+    void cleanUp() const {};
   };
   
   inline const InterfaceID& IMuonTrackSegmentMatchingTool::interfaceID()
diff --git a/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackFinderTools/src/MuonSegmentRegionRecoveryTool.cxx b/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackFinderTools/src/MuonSegmentRegionRecoveryTool.cxx
index 532adb28c0fe30ab98ebc009f86a04c8c9843fe7..fe9fe6e66d966f65a9d566c9c1fba152f5f36a6d 100644
--- a/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackFinderTools/src/MuonSegmentRegionRecoveryTool.cxx
+++ b/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackFinderTools/src/MuonSegmentRegionRecoveryTool.cxx
@@ -1146,5 +1146,9 @@ const Trk::TrackParameters* MuonSegmentRegionRecoveryTool::reachableDetEl( const
 }
 
 
+  void MuonSegmentRegionRecoveryTool::cleanUp() const {
+    m_trackSegmentMatchingTool->cleanUp();
+  }
+
 }
 
diff --git a/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackFinderTools/src/MuonSegmentRegionRecoveryTool.h b/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackFinderTools/src/MuonSegmentRegionRecoveryTool.h
index 8f279cd1715ba89609ef5ef731b9018cfc921cb6..86a15e3847a049aa047113d573b93a6f187aa3b5 100644
--- a/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackFinderTools/src/MuonSegmentRegionRecoveryTool.h
+++ b/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackFinderTools/src/MuonSegmentRegionRecoveryTool.h
@@ -121,7 +121,8 @@ namespace Muon {
     /** @brief returns a new track with segments recovered using RegionSelector*/
     Trk::Track* recover( const Trk::Track& track ) const;
     
-  
+    void cleanUp() const;
+
   private:
 
     /** @brief returns a new track with segments recovered using RegionSelector, actual implementation*/
diff --git a/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MooCandidateMatchingTool.cxx b/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MooCandidateMatchingTool.cxx
index 9d601f878366dfe14fb2b6493af1d196d3085de9..c65b986a11b88b9a5c3414ff9d165dc92d00fc01 100644
--- a/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MooCandidateMatchingTool.cxx
+++ b/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MooCandidateMatchingTool.cxx
@@ -1463,6 +1463,9 @@ namespace Muon {
     if ( msgLvl(MSG::VERBOSE) ) msg(MSG::VERBOSE) << " Yes!" << endmsg;
     return true;
   }
-  
+ 
 
+  void MooCandidateMatchingTool::cleanUp() const {
+    m_candidateTool->cleanUp();
+  }
 }
diff --git a/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MooCandidateMatchingTool.h b/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MooCandidateMatchingTool.h
index 002d582d713d7a9565d9faa3204494202aacc9f9..0126b69d8ec008fa222c31e063e61f10442ddc55 100644
--- a/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MooCandidateMatchingTool.h
+++ b/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MooCandidateMatchingTool.h
@@ -154,6 +154,7 @@ namespace Muon {
     /** @brief return whether the 2 segments are in neighbouring chambers */
     bool areInNeighbouringChambers( const MuPatSegment& seg1, const MuPatSegment& seg2 ) const;
 
+    void cleanUp() const;
 
   private:
 
diff --git a/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MooTrackBuilder.cxx b/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MooTrackBuilder.cxx
index cfcdbfdefc4cb8bbbfe9209877712f8256b41f93..16904d597d0171ae7d90bb02969facf4b4b3193e 100644
--- a/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MooTrackBuilder.cxx
+++ b/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MooTrackBuilder.cxx
@@ -1518,4 +1518,9 @@ namespace Muon {
     return newTracks;
   }
 
+  void MooTrackBuilder::cleanUp() const {
+    m_candidateHandler->cleanUp();
+
+  }
+
 }
diff --git a/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MooTrackBuilder.h b/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MooTrackBuilder.h
index cb0243f379c6d22d598645a7a6fbc94ec755dcde..dcac0e533570744afaca645f57853fd701c0e152 100644
--- a/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MooTrackBuilder.h
+++ b/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MooTrackBuilder.h
@@ -246,6 +246,9 @@ namespace Muon {
     */
     virtual void refine( MuPatTrack& track ) const override;
 
+    void cleanUp() const;
+
+
   private:
 
     void removeDuplicateWithReference( std::unique_ptr<Trk::SegmentCollection>& segments,
diff --git a/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MuPatHitTool.cxx b/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MuPatHitTool.cxx
index 20deda0f367ae9513597a085c4892102e2f345b8..8928243a3a88a98b45ba2ef8b6ff4bedb04a1903 100644
--- a/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MuPatHitTool.cxx
+++ b/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MuPatHitTool.cxx
@@ -76,22 +76,19 @@ MuPatHitTool::cleanUp() const
     {
         const std::lock_guard<std::mutex> lock(m_hitsMutex);
 
-        std::for_each(m_hitsToBeDeleted.begin(), m_hitsToBeDeleted.end(), MuonDeleteObject<MuPatHit>());
+	for (auto ptr : m_hitsToBeDeleted) {
+	  delete ptr;
+	}
         m_hitsToBeDeleted.clear();
-
-        // reset size of vector if its size increased
-        if (m_hitsToBeDeleted.capacity() > arraySize) m_hitsToBeDeleted.reserve(arraySize);
     }
 
     {
         const std::lock_guard<std::mutex> lock(m_parsMutex);
 
-        std::for_each(m_parsToBeDeleted.begin(), m_parsToBeDeleted.end(),
-                      MuonDeleteObject<const Trk::TrackParameters>());
+	for (auto ptr : m_parsToBeDeleted) {
+	  delete ptr;
+	}
         m_parsToBeDeleted.clear();
-
-        // reset size of vector if its size increased
-        if (m_parsToBeDeleted.capacity() > arraySize) m_parsToBeDeleted.reserve(arraySize);
     }
 }
 
diff --git a/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MuonTrackSteering.cxx b/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MuonTrackSteering.cxx
index 8f48e5efb22cb12b44eaaa7a5f6350c1cff9795a..f090d9a3b98a88fc12ea2f552d492c6f97c27d22 100644
--- a/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MuonTrackSteering.cxx
+++ b/MuonSpectrometer/MuonReconstruction/MuonTrackMakers/MuonTrackMakerTools/MuonTrackSteeringTools/src/MuonTrackSteering.cxx
@@ -138,6 +138,11 @@ namespace Muon {
 
     // clean up entry handler tool
     m_candidateTool->cleanUp();
+
+    // clean up track builder tools
+    m_mooBTool->cleanUp();
+    m_trackBTool->cleanUp();
+    
   }
 
   //-----------------------------------------------------------------------------------------------------------
diff --git a/Reconstruction/MuonIdentification/MuidInterfaces/MuidInterfaces/ICombinedMuonTrackBuilder.h b/Reconstruction/MuonIdentification/MuidInterfaces/MuidInterfaces/ICombinedMuonTrackBuilder.h
index 621e06379ee670f295a4a35247e61ee9d41e5da4..cb56fb23ca5af169e3df0fb042ec34d4155c6693 100755
--- a/Reconstruction/MuonIdentification/MuidInterfaces/MuidInterfaces/ICombinedMuonTrackBuilder.h
+++ b/Reconstruction/MuonIdentification/MuidInterfaces/MuidInterfaces/ICombinedMuonTrackBuilder.h
@@ -76,7 +76,7 @@ public:
     virtual Trk::Track* fit(Trk::Track& track, const Trk::RunOutlierRemoval runOutlier = false,
                     const Trk::ParticleHypothesis particleHypothesis = Trk::muon) const = 0;
 
-
+    virtual void cleanUp() const {};
 };
  
 }	// end of namespace
diff --git a/Reconstruction/MuonIdentification/MuidTrackBuilder/MuidTrackBuilder/CombinedMuonTrackBuilder.h b/Reconstruction/MuonIdentification/MuidTrackBuilder/MuidTrackBuilder/CombinedMuonTrackBuilder.h
index dd11b2cebe5eccd59877691015b93d7c8143b6f8..e6f6efdd65efdfcd2a546cad6c6f46ac109d4c3a 100755
--- a/Reconstruction/MuonIdentification/MuidTrackBuilder/MuidTrackBuilder/CombinedMuonTrackBuilder.h
+++ b/Reconstruction/MuonIdentification/MuidTrackBuilder/MuidTrackBuilder/CombinedMuonTrackBuilder.h
@@ -105,6 +105,8 @@ class CombinedMuonTrackBuilder : public AthAlgTool, virtual public ICombinedMuon
                     const Trk::RunOutlierRemoval  runOutlier         = false,
                     const Trk::ParticleHypothesis particleHypothesis = Trk::muon) const;
 
+    void cleanUp() const;
+
   private:
     bool        optimizeErrors(Trk::Track* track) const;
     Trk::Track* addIDMSerrors(Trk::Track* track) const;
diff --git a/Reconstruction/MuonIdentification/MuidTrackBuilder/src/CombinedMuonTrackBuilder.cxx b/Reconstruction/MuonIdentification/MuidTrackBuilder/src/CombinedMuonTrackBuilder.cxx
index 54e7fe576218cd221901f9d0b480a17fef56020b..91df3e06db34b667e0601e6dd721725f3cbedf4f 100755
--- a/Reconstruction/MuonIdentification/MuidTrackBuilder/src/CombinedMuonTrackBuilder.cxx
+++ b/Reconstruction/MuonIdentification/MuidTrackBuilder/src/CombinedMuonTrackBuilder.cxx
@@ -4858,6 +4858,7 @@ CombinedMuonTrackBuilder::checkTrack(std::string txt, Trk::Track* newTrack, Trk:
 
     return newTrackOK;
 }
-
-
+  void CombinedMuonTrackBuilder::cleanUp() const {
+    m_muonHoleRecovery->cleanUp();
+  }
 }  // namespace Rec
diff --git a/Reconstruction/MuonIdentification/MuonCombinedAlgs/src/MuonCombinedInDetExtensionAlg.cxx b/Reconstruction/MuonIdentification/MuonCombinedAlgs/src/MuonCombinedInDetExtensionAlg.cxx
index 55da770b7789b82e18345a98b9e8a889506ed136..c0c80680cf15c20143b0ede49c7b3a1b9980ef5e 100644
--- a/Reconstruction/MuonIdentification/MuonCombinedAlgs/src/MuonCombinedInDetExtensionAlg.cxx
+++ b/Reconstruction/MuonIdentification/MuonCombinedAlgs/src/MuonCombinedInDetExtensionAlg.cxx
@@ -94,5 +94,10 @@ MuonCombinedInDetExtensionAlg::execute()
             tool->extend(*indetCandidateCollection, tagMap.ptr(), combTracks, meTracks, segments);
     }
 
+    //Clean up at the end of execute
+    for (auto& tool : m_muonCombinedInDetExtensionTools) {
+      tool->cleanUp();
+    }
+
     return StatusCode::SUCCESS;
 }
diff --git a/Reconstruction/MuonIdentification/MuonCombinedToolInterfaces/MuonCombinedToolInterfaces/IMuonCandidateTrackBuilderTool.h b/Reconstruction/MuonIdentification/MuonCombinedToolInterfaces/MuonCombinedToolInterfaces/IMuonCandidateTrackBuilderTool.h
index 9027023c02c08fe9f699a95469f24781b9c5c214..ff1d24891abd69faad9498e9035a8a6477737195 100644
--- a/Reconstruction/MuonIdentification/MuonCombinedToolInterfaces/MuonCombinedToolInterfaces/IMuonCandidateTrackBuilderTool.h
+++ b/Reconstruction/MuonIdentification/MuonCombinedToolInterfaces/MuonCombinedToolInterfaces/IMuonCandidateTrackBuilderTool.h
@@ -28,6 +28,8 @@ namespace Muon {
     /** @brief build a track out of a MuonCandidate */
     virtual Trk::Track* buildCombinedTrack( const Trk::Track& idTrack, const MuonCandidate& candidate ) const = 0;
 
+    void cleanUp() const {};
+
   };
  
   inline const InterfaceID& IMuonCandidateTrackBuilderTool::interfaceID()
diff --git a/Reconstruction/MuonIdentification/MuonCombinedToolInterfaces/MuonCombinedToolInterfaces/IMuonCombinedInDetExtensionTool.h b/Reconstruction/MuonIdentification/MuonCombinedToolInterfaces/MuonCombinedToolInterfaces/IMuonCombinedInDetExtensionTool.h
index 5f6499ea4d5a16438c3246ce9bf32ac3c27f8f78..e92c2f9eba6c47ff505c79f9a4f0dafb4439e7c5 100644
--- a/Reconstruction/MuonIdentification/MuonCombinedToolInterfaces/MuonCombinedToolInterfaces/IMuonCombinedInDetExtensionTool.h
+++ b/Reconstruction/MuonIdentification/MuonCombinedToolInterfaces/MuonCombinedToolInterfaces/IMuonCombinedInDetExtensionTool.h
@@ -47,6 +47,8 @@ namespace MuonCombined {
     virtual void extendWithPRDs( const InDetCandidateCollection& inDetCandidates, InDetCandidateToTagMap* tagMap, IMuonCombinedInDetExtensionTool::MuonPrdData prdData,
 				 TrackCollection* combTracks, TrackCollection* meTracks, Trk::SegmentCollection* segments) const = 0;
 
+    void cleanUp() const {};
+
   };
 
   inline const InterfaceID& IMuonCombinedInDetExtensionTool::interfaceID()
diff --git a/Reconstruction/MuonIdentification/MuonCombinedTrackFindingTools/src/MuonCandidateTrackBuilderTool.cxx b/Reconstruction/MuonIdentification/MuonCombinedTrackFindingTools/src/MuonCandidateTrackBuilderTool.cxx
index fa35105da8334c8b540e02718c5412e682d884f2..3a8fd859d75239e816da85524bd5c39cf1492087 100644
--- a/Reconstruction/MuonIdentification/MuonCombinedTrackFindingTools/src/MuonCandidateTrackBuilderTool.cxx
+++ b/Reconstruction/MuonIdentification/MuonCombinedTrackFindingTools/src/MuonCandidateTrackBuilderTool.cxx
@@ -124,6 +124,8 @@ namespace Muon {
     return refittedTrack;
   }
 
-
+  void MuonCandidateTrackBuilderTool::cleanUp() const {
+    m_trackFitter->cleanUp();
+  }
 }
  
diff --git a/Reconstruction/MuonIdentification/MuonCombinedTrackFindingTools/src/MuonCandidateTrackBuilderTool.h b/Reconstruction/MuonIdentification/MuonCombinedTrackFindingTools/src/MuonCandidateTrackBuilderTool.h
index a32f5510540e4060e33cc15cff3d10be4498f596..d9c3bc4f1cfa1812b9f6b9109e3577beb802cee7 100644
--- a/Reconstruction/MuonIdentification/MuonCombinedTrackFindingTools/src/MuonCandidateTrackBuilderTool.h
+++ b/Reconstruction/MuonIdentification/MuonCombinedTrackFindingTools/src/MuonCandidateTrackBuilderTool.h
@@ -73,6 +73,8 @@ namespace Muon {
     /**IMuonCandidateTrackBuilderTool interface: buildCombinedTrack */   
     Trk::Track* buildCombinedTrack( const Trk::Track& idTrack, const MuonCandidate& candidate ) const;
 
+    void cleanUp() const;
+
   private:
     ToolHandle<IMuonSegmentTrackBuilder> m_muonTrackBuilder{this,"MuonSegmentTrackBuilder","Muon::MooTrackBuilder/MooMuonTrackBuilder"}; 
     ToolHandle<MuonEDMPrinterTool> m_printer{this,"MuonEDMPrinterTool","Muon::MuonEDMPrinterTool/MuonEDMPrinterTool"}; 
diff --git a/Reconstruction/MuonIdentification/MuonCombinedTrackFindingTools/src/MuonInsideOutRecoTool.cxx b/Reconstruction/MuonIdentification/MuonCombinedTrackFindingTools/src/MuonInsideOutRecoTool.cxx
index d079eef7b1fe2615bb88b69263acd7cd08eac0e1..aa706e8ee277e77945e09ac8e687511143faedd8 100644
--- a/Reconstruction/MuonIdentification/MuonCombinedTrackFindingTools/src/MuonInsideOutRecoTool.cxx
+++ b/Reconstruction/MuonIdentification/MuonCombinedTrackFindingTools/src/MuonInsideOutRecoTool.cxx
@@ -341,5 +341,10 @@ namespace MuonCombined {
     }
     return true;
   }
+
+  void MuonInsideOutRecoTool::cleanUp() const {
+    m_candidateTrackBuilder->cleanUp();
+  }
+
 }
  
diff --git a/Reconstruction/MuonIdentification/MuonCombinedTrackFindingTools/src/MuonInsideOutRecoTool.h b/Reconstruction/MuonIdentification/MuonCombinedTrackFindingTools/src/MuonInsideOutRecoTool.h
index 0d9ab3fb559cd55d3133922de097bba147c632b4..ac6543de0f5af79c5fd34e9d4952122af554d5b2 100644
--- a/Reconstruction/MuonIdentification/MuonCombinedTrackFindingTools/src/MuonInsideOutRecoTool.h
+++ b/Reconstruction/MuonIdentification/MuonCombinedTrackFindingTools/src/MuonInsideOutRecoTool.h
@@ -64,6 +64,8 @@ namespace MuonCombined {
     /** find the best candidate for a given set of segments */
     std::pair<std::unique_ptr<const Muon::MuonCandidate>,Trk::Track*> 
     findBestCandidate( const xAOD::TrackParticle& indetTrackParticle, const std::vector< Muon::MuonLayerRecoData >& allLayers) const;
+    
+    void cleanUp() const;
 
   private:
     /** handle a single candidate */