"supervised"=>"no","crossing:bell"=>"yes","crossing:light"=>"yes","crossing:barrier"=>"full","crossing:saltire"=>"yes","crossing:activation"=>"automatic"
"supervised"=>"no","crossing:bell"=>"yes","crossing:light"=>"yes","crossing:barrier"=>"half","crossing:saltire"=>"yes","crossing:activation"=>"automatic"
"crossing"=>"uncontrolled","crossing_ref"=>"zebra"