@@21@@
/\Wbridges?\W/
/aqueduct/
/viaduct/
1 /\Wrail/
1 /\Wroad/
1 /gorge/
1 /valley/
12 /bridge-struct-stub\}\}/
12 /infobox(\s|\_)bridge/
12 /category:[^\]]*aqueducts/
12 /category:[^\]]*bridge/ , /cambridge/
12 /category:[^\]]*viaducts/
12 /category:spans/
5 /\Warch/ 
5 /\Wbox\sbeam\W/
5 /\Wspans?\W/
5 /\Wtruss(es)?\W/
5 /cable-stayed/
5 /cantilever/
5 /crossing/
5 /suspension/