Index: trunk/data/validator/unnecessary.mapcss
===================================================================
--- trunk/data/validator/unnecessary.mapcss	(revision 6697)
+++ trunk/data/validator/unnecessary.mapcss	(revision 6698)
@@ -1,4 +1,5 @@
 *[access][highway=proposed],
 *[motor_vehicle?][highway =~ /motorway|trunk|primary|secondary|tertiary|unclassified|residential|service|living_street/],
+*[bridge=no],
 *[layer="0"] {
   /* see #9365 - Useless tag layer=0 */
@@ -6,4 +7,5 @@
   fixRemove: "{0.key}";
   assertMatch: "way layer=0";
+  assertMatch: "way bridge=no";
   assertMatch: "way highway=proposed access=no";
 }