The London and Brighton Railway and the South Eastern Railway (SER) were also planning routes from London to Brighton and Dover respectively, and the British Parliament decided that the London and Greenwich line should become the entry corridor into London from South East England.
London and Brighton Railway og South Eastern Railway (SER) planlagde begge også ruter fra London til Brighton og Dover, og det britiske parlament besluttede at London and Greenwich-banen skulle være adgangskorridoren til London fra Sydøstengland.