_:vb8342065 "1952 July, W. R. Watson, \u201CSankey Viaduct and Embankment\u201D, in Railway Magazine, page 487:"@en . _:vb8342065 "The viaduct is joined to the embankment by retaining walls, which have been strengthened since they were constructed by the addition of stay bolts extending right through the embankment and fastened outside each retaining wall."@en . . "1" . _:vb8342064 "Alternative form of staybolt"@en . _:vb8342065 . _:vb8342064 .