diff -r aefc131bf5ce -r 335d9bd345b0 src/rail_cmd.cpp
--- a/src/rail_cmd.cpp	Mon Jan 15 20:14:06 2007 +0000
+++ b/src/rail_cmd.cpp	Sun Mar 11 09:28:58 2007 +0000
@@ -654,7 +654,7 @@
 	pre_signal = HASBIT(p1, 3);
 
 	if (!ValParamTrackOrientation(track) ||
-			!(IsTileType(tile, MP_RAILWAY) /* || IsTileType(tile, MP_RAILWAY_BRIDGE) */ ) ||
+			!(IsTileType(tile, MP_RAILWAY) || IsTileType(tile, MP_RAILWAY_BRIDGE) ) ||
 			!EnsureNoVehicle(tile)) {
 		return CMD_ERROR;
 	}