Index: trunk/data/validator/unnecessary.mapcss
===================================================================
--- trunk/data/validator/unnecessary.mapcss	(revision 15254)
+++ trunk/data/validator/unnecessary.mapcss	(revision 15255)
@@ -122,4 +122,5 @@
 *[name][name=~/^(?i)(lycée)$/][amenity=school]["school:FR"="lycée"],
 *[name][name=~/^(?i)(Аптека|farmacia|pharmacy|pharmacie)$/][amenity=pharmacy],
+*[name][name=~/^(?i)(hydrant)$/][emergency=fire_hydrant],
 *[name][name=~/^(?i)(АГЗС|АЗС)$/][amenity=fuel] {
   throwWarning: tr("{0}", "{0.tag}");