Index: /trunk/src/org/openstreetmap/josm/data/validation/tests/OverlappingWays.java
===================================================================
--- /trunk/src/org/openstreetmap/josm/data/validation/tests/OverlappingWays.java	(revision 8368)
+++ /trunk/src/org/openstreetmap/josm/data/validation/tests/OverlappingWays.java	(revision 8369)
@@ -52,5 +52,5 @@
 
     protected static final CollectionProperty IGNORED_KEYS = new CollectionProperty(
-            "overlapping-ways.ignored-keys", Arrays.asList("barrier", "building", "historic:building"));
+            "overlapping-ways.ignored-keys", Arrays.asList("barrier", "building", "historic:building", "man_made"));
 
     /** Constructor */