Question: What was the Year to Open for the dandeung bridge?
SQL: SELECT COUNT("Year to open") FROM "2-1604842-2" WHERE "Name" = 'dandeung bridge';

Question: What is the Main span of the Qincaobei Bridge
SQL: SELECT "Main span feet" FROM "2-1604842-2" WHERE "Name" = 'Qincaobei Bridge';

Question: What is the Main span of the bridge from China with a Year to open of 2013 and Main span feet of 2,585?
SQL: SELECT "Main span metres" FROM "2-1604842-2" WHERE "Year to open" = 2013.0 AND "Country" = 'China' AND "Main span feet" = '2,585';