Index: trunk/styles/standard/elemstyles.mapcss
===================================================================
--- trunk/styles/standard/elemstyles.mapcss	(revision 12436)
+++ trunk/styles/standard/elemstyles.mapcss	(revision 12440)
@@ -1432,5 +1432,4 @@
 }
 area[man_made=reservoir_covered],
-area[man_made=surveillance],
 area[man_made=tower],
 area[man_made=wastewater_plant],