Central line (London Underground) interchange, it was ruled out on grounds of cost, the disruption it would cause to the Central line while being built and because the platforms would be too close to sidings at Liverpool Street and would not be developed until after Crossrail is fully operational. The developers of the "First Central" business park at Park Royal, west London, were planning a new station between North Acton and Hanger Lane. This would have served the business park and provided a walking distance interchange with Park Royal station on the Piccadilly line. This is not being actively pursued; London Underground has said
London, Tilbury and Southend Railway London, Tilbury and Southend Railway The London, Tilbury and Southend Railway (LTSR), also known as Essex Thameside, is a commuter railway line on the British railway system which connects Fenchurch Street station in central London with destinations in east London and Essex, including , , , , Tilbury, Southend and . Its main users are commuters travelling to and from London, particularly the City of London which is served by Fenchurch Street, and areas in east London including the Docklands financial district via London Underground and Docklands Light Railway connections at and . The line is also heavily used by