Planned engineering works on the tube this weekend could affect fans' travel to the Boleyn Ground for Sunday's match against Fulham.
The District Line is closed between Upminster and Barking, the Victoria Line is shut completely, while the Hammersmith and City Line will not run between Edgware Road and Barking.
The Metropolitan Line is closed between Baker Street and Aldgate, the Circle Line will not run between King's Cross and Moorgate and the Waterloo and City Line is shut.
For a full list of closures and a map, visit the TFL website by clicking here.