class wikitable Tube Line Tube Station Day s Date Reason for Closure style background color black Circle Line style background color white District Line Cannon Street Sunday February 1 Sunday April 26 Sunday May 3 Sunday May 17 style background color white Northern Line Goodge Street style background color white Piccadilly Line Green Park style background color white Piccadilly Line Hatton Cross style background color white Northern Line High Barnet class sortbottom