Index: trunk/src/tmcsim/highwaymodel/Highways.java
===================================================================
--- trunk/src/tmcsim/highwaymodel/Highways.java	(revision 457)
+++ trunk/src/tmcsim/highwaymodel/Highways.java	(revision 655)
@@ -74,7 +74,9 @@
                 }
             }
+            scanner.close();
         }catch (FileNotFoundException e) {
             e.printStackTrace();
         }
+        
         // get the set of highway numbers
         Set<Integer> hwyKeys = highwayMap.keySet();