that's an american one, you maybe supprised to know one was dropped in newport wales last year as well.... here's a couple of pics showing the bend. http://railwayeye.blogspot.co.uk/2011/01/more-piccies-of-celebrity-loco-70012.html
What the Mate used to call a brown trouser moment...us poorly bred engineers used much coarser terminology. ) Very droll Barney ;D