https://l450v.alamy.com/450v/2gge6w3/a-general-view-looking-north-on-the-stafford-by-pass-during-the-construction-of-the-birmingham-to-preston-motorway-m6-showing-a-b-type-structure-in-the-foreground-and-a-fc-type-structure-in-the-background-bridges-with-asphalt-surfacing-in-progress-on-the-west-carriageway-work-on-the-stafford-by-pass-started-in-september-1960-and-was-opened-to-traffic-in-december-1962-2gge6w3.jpg