District line Railway (L&SWR), and branches reached Ealing Broadway, Hounslow and Wimbledon. As part of the project that completed the Circle line in October 1884, the District began to serve Whitechapel. Services began running to Upminster in 1902, after a link to the London, Tilbury & Southend Railway (LT&SR) had been built. At the start of the 20th century the District was seeing increased competition from the new electric underground tube lines and trams, and the use of steam locomotives underground led to unpopular smoke-filled stations and carriages. The American Charles Yerkes, who was later to form the Underground Electric Railways of
London Borough of Havering Romford, Gidea Park and Harold Wood. There is also a branch line from Romford to Upminster which is currently operated by London Overground. There are proposals for transport improvements in the south of the borough where the population is expected to rise. With the introduction of Crossrail there will be an increased service from Romford to both Central London and Reading. In March 2011, the main forms of transport that residents used to travel to work were: driving a car or van, 31.8% of all residents aged 16–74; train, 6.3%; underground, metro, light rail, tram, 6.3%; bus, minibus or coach,