CREATE TABLE table_name_40 (longest_span_in_s_metre___feet__ VARCHAR, location VARCHAR)

How long is the bridge in Villeneuve-sur-Lot?
SELECT longest_span_in_s_metre___feet__ FROM table_name_40 WHERE location = "villeneuve-sur-lot"
SELECT "longest_span_in_s_metre___feet__" FROM "table_name_40" WHERE "location" = "villeneuve-sur-lot"