Are you talking about a steel mesh bridge deck? Those things will make the bike 'swim' even when it's dry!Motorcycle
+
rain
+
railroad crossing
= super "not real fun" moment.
Also
Motorcycle
+
rain
+
long steel bridge
Found it cleaning up the 2 foot deep old desk. Had this in my office at the Plastics plant since 1988 I believe. Have never changed the battery!A high tech magic 8 ball.