diff --git a/GO_Sync/src/main/java/edu/usf/cutr/go_sync/object/Route.java b/GO_Sync/src/main/java/edu/usf/cutr/go_sync/object/Route.java
index c54bd456..12fc4dcd 100644
--- a/GO_Sync/src/main/java/edu/usf/cutr/go_sync/object/Route.java
+++ b/GO_Sync/src/main/java/edu/usf/cutr/go_sync/object/Route.java
@@ -18,9 +18,9 @@
 package edu.usf.cutr.go_sync.object;
 
 import edu.usf.cutr.go_sync.tag_defs;
-import java.util.HashSet;
 import java.util.Hashtable;
 import java.util.Iterator;
+import java.util.LinkedHashSet;
 
 /**
  *
@@ -29,11 +29,11 @@
 
 public class Route extends OsmPrimitive implements Comparable{
     private String routeId, routeRef, operatorName;
-    private HashSet<RelationMember> osmMembers;
+    private LinkedHashSet<RelationMember> osmMembers;
 
     public Route(String rId, String rRef, String op) {
         osmTags = new Hashtable();
-        osmMembers = new HashSet<RelationMember>();
+        osmMembers = new LinkedHashSet <RelationMember>();
         routeId = rId;
         if(rId!=null) this.osmTags.put(tag_defs.OSM_ROUTE_ID_KEY, rId);
         routeRef = rRef;
@@ -43,7 +43,7 @@ public Route(String rId, String rRef, String op) {
     public Route(Route r) {
         this.osmTags = new Hashtable();
         if(r.osmTags!=null) this.osmTags.putAll(r.osmTags);
-        this.osmMembers = new HashSet<RelationMember>();
+        this.osmMembers = new LinkedHashSet <RelationMember>();
         if(r.getOsmMembers()!=null) this.osmMembers.addAll(r.getOsmMembers());
         this.routeId = r.getRouteId();
         String ori = (String)r.getTags().get(tag_defs.OSM_ROUTE_ID_KEY);
@@ -63,7 +63,7 @@ public void addOsmMember(RelationMember osmNodeId){
         osmMembers.add(osmNodeId);
     }
 
-    public void addOsmMembers(HashSet<RelationMember> oMembers){
+    public void addOsmMembers(LinkedHashSet <RelationMember> oMembers){
         osmMembers.addAll(oMembers);
     }
 
@@ -84,7 +84,7 @@ public RelationMember getOsmMember(String ref) {
         return null;
     }
 
-    public HashSet<RelationMember> getOsmMembers(){
+    public LinkedHashSet <RelationMember> getOsmMembers(){
         return osmMembers;
     }
 
@@ -136,4 +136,4 @@ public int hashCode(){
     public String toString(){
         return this.getRouteId();
     }
-}
\ No newline at end of file
+}
diff --git a/GO_Sync/src/main/java/edu/usf/cutr/go_sync/osm/HttpRequest.java b/GO_Sync/src/main/java/edu/usf/cutr/go_sync/osm/HttpRequest.java
index 37a5bb7b..2e0f0202 100644
--- a/GO_Sync/src/main/java/edu/usf/cutr/go_sync/osm/HttpRequest.java
+++ b/GO_Sync/src/main/java/edu/usf/cutr/go_sync/osm/HttpRequest.java
@@ -22,6 +22,7 @@
 
 import java.util.HashSet;
 import java.util.Hashtable;
+import java.util.LinkedHashSet;
 import java.util.List;
 import javax.xml.parsers.ParserConfigurationException;
 import javax.xml.parsers.SAXParserFactory;
@@ -67,7 +68,7 @@ public class HttpRequest {
     private ArrayList<AttributesImpl> existingRelations = new ArrayList<AttributesImpl>();
     private ArrayList<Hashtable> existingBusTags = new ArrayList<Hashtable>();
     private ArrayList<Hashtable> existingRelationTags = new ArrayList<Hashtable>();
-    private ArrayList<HashSet<RelationMember>> existingRelationMembers = new ArrayList<HashSet<RelationMember>>();
+    private ArrayList<LinkedHashSet <RelationMember>> existingRelationMembers = new ArrayList<LinkedHashSet <RelationMember>>();
 
     private HashSet<Stop> revertDelete = new HashSet<Stop>();
     private HashSet<Stop> revertModify = new HashSet<Stop>();
@@ -225,7 +226,7 @@ public ArrayList<Hashtable> getExistingBusRelationTags(){
     }
 
     // this method needs to be invoked after getExistingBusRelations
-    public ArrayList<HashSet<RelationMember>> getExistingBusRelationMembers(){
+    public ArrayList<LinkedHashSet <RelationMember>> getExistingBusRelationMembers(){
         System.out.println("tags = "+existingRelationMembers.size());
         if (!existingRelationMembers.isEmpty() )
             return existingRelationMembers;
diff --git a/GO_Sync/src/main/java/edu/usf/cutr/go_sync/task/CompareData.java b/GO_Sync/src/main/java/edu/usf/cutr/go_sync/task/CompareData.java
index dbaeb964..d0c8704b 100644
--- a/GO_Sync/src/main/java/edu/usf/cutr/go_sync/task/CompareData.java
+++ b/GO_Sync/src/main/java/edu/usf/cutr/go_sync/task/CompareData.java
@@ -26,6 +26,7 @@
 import java.util.HashSet;
 import java.util.Hashtable;
 import java.util.Iterator;
+import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Comparator;
 import java.util.SortedSet;
@@ -78,7 +79,7 @@ public class CompareData extends OsmTask{
     private ArrayList<AttributesImpl> OSMRelations = new ArrayList<AttributesImpl>();
 //    private ArrayList<Hashtable<String, String>> OSMRelationTags = new ArrayList<Hashtable<String, String>>();
 private ArrayList<Hashtable> OSMRelationTags = new ArrayList<Hashtable>();
-    private ArrayList<HashSet<RelationMember>> OSMRelationMembers = new ArrayList<HashSet<RelationMember>>();
+    private ArrayList<LinkedHashSet <RelationMember>> OSMRelationMembers = new ArrayList<LinkedHashSet <RelationMember>>();
     // key is gtfs, value is container of potential osm matches, sorted by distance from gtfs stop
     private Hashtable<Stop, TreeSet<Stop>> report =
         new Hashtable<Stop, TreeSet<Stop>>();
@@ -564,7 +565,7 @@ public void compareRouteData() throws InterruptedException{
             )
                     ) {
 //                System.out.println(routeId +"\t" + operator);
-                HashSet<RelationMember> em = OSMRelationMembers.get(osm);
+                LinkedHashSet <RelationMember> em = OSMRelationMembers.get(osm);
                 Route r;
                 String ostring,idstring,refstring;
 
diff --git a/GO_Sync/src/main/java/edu/usf/cutr/go_sync/tools/parser/RouteParser.java b/GO_Sync/src/main/java/edu/usf/cutr/go_sync/tools/parser/RouteParser.java
index f28fe2d3..123af6cd 100644
--- a/GO_Sync/src/main/java/edu/usf/cutr/go_sync/tools/parser/RouteParser.java
+++ b/GO_Sync/src/main/java/edu/usf/cutr/go_sync/tools/parser/RouteParser.java
@@ -18,9 +18,9 @@
 package edu.usf.cutr.go_sync.tools.parser;
 
 import java.util.ArrayList;
-import java.util.HashSet;
 import java.util.Hashtable;
 import edu.usf.cutr.go_sync.object.RelationMember;
+import java.util.LinkedHashSet;
 import org.xml.sax.helpers.DefaultHandler;
 import org.xml.sax.Attributes;
 import org.xml.sax.SAXException;
@@ -32,22 +32,22 @@
  */
 public class RouteParser extends DefaultHandler {
     private Hashtable tempTag;
-    private HashSet<RelationMember> tempMembers;
+    private LinkedHashSet<RelationMember> tempMembers;
     private ArrayList<AttributesImpl> xmlRelations;
     //xmlTags<String, String> ----------- xmlMembers<String(refID), AttributesImpl>
     private ArrayList<Hashtable> xmlTags;
-    private ArrayList<HashSet<RelationMember>> xmlMembers;
+    private ArrayList<LinkedHashSet<RelationMember>> xmlMembers;
     public RouteParser(){
         xmlRelations = new ArrayList<AttributesImpl>();
         xmlTags = new ArrayList<Hashtable>();
-        xmlMembers = new ArrayList<HashSet<RelationMember>>();
+        xmlMembers = new ArrayList<LinkedHashSet<RelationMember>>();
     }
     @Override public void startElement(String namespaceURI, String localName, String qname, Attributes attributes) throws SAXException {
         if (qname.equals("relation")) {
             AttributesImpl attImpl = new AttributesImpl(attributes);
             xmlRelations.add(attImpl);
             tempTag = new Hashtable();      // start to collect tags of that relation
-            tempMembers = new HashSet<RelationMember>();
+            tempMembers = new LinkedHashSet<RelationMember>();
         }
         if (tempTag!=null && qname.equals("tag")) {
             AttributesImpl attImpl = new AttributesImpl(attributes);
@@ -78,7 +78,7 @@ public ArrayList<Hashtable> getTags(){
         return xmlTags;
     }
 
-    public ArrayList<HashSet<RelationMember>> getMembers(){
+    public ArrayList<LinkedHashSet<RelationMember>> getMembers(){
         return xmlMembers;
     }
 }
\ No newline at end of file