19th-century London (1819), Waterloo Bridge (1817), the Hungerford Bridge (opened in 1845 as a footbridge, and converted in 1859 into a combination footbridge/railway bridge for Charing Cross Station), and Tower Bridge (1894). Further upriver, the new bridges included Lambeth Bridge (1862), which replaced a centuries-old cross-river ferry service, Vauxhall Bridge (opened 1816), Victoria Bridge (opened in 1858 and later renamed the Chelsea Bridge), and Wandsworth Bridge (1873). The impetus for this building was London's massive population growth, which put a constant strain on existing communications between the north and south banks. London Bridge remained the city's busiest artery for the entire century,
London Bridge station provided at London Bridge; the first station south of the river was at Borough. King William Street was found to be badly placed owing to a steep incline towards the station from underneath the Thames, which limited its capacity. When the decision was made to extend the C&SLR northwards to Moorgate, a new pair of tunnels was constructed from north of Borough station on a new alignment providing a more convenient route and the opportunity to open a station at London Bridge. The tunnels to King William Street and the station were closed and the extension and London Bridge station