"M50 motorway" . . "1987 (1st span)" . . . . . . . "1990" . "1990 (1st span)" . . . . . "42.0" . . . . . "West-Link Bridge" . "West-Link" . . "2000 (2nd span)" . "West-Link" . . "385.0" . . . . "2003 (2nd span)" . . . . . . . . "West-Link bridge" .