City of London London River Services pier is on the Thames in the City, Blackfriars Millennium Pier, though the Tower Millennium Pier lies adjacent to the boundary near the Tower of London. One of the Port of London's 25 safeguarded wharves, Walbrook Wharf, is adjacent to Cannon Street station, and is used by the Corporation to transfer waste via the river. Swan Lane Pier, just upstream of London Bridge, is proposed to be replaced and upgraded for regular passenger services, planned to take place in 2012–2015. Before then, Tower Pier is to be extended. There is a public riverside walk along the river
Cannon Street station City and the West End. However, the opening of the District Railway as far as Blackfriars caused traffic to drop off, and its extension to Mansion House the following year reduced it further. The SER's route could not compete with the Underground, which was more direct and reliable, but suburban traffic to Cannon Street remained popular, and the bridge was widened to in the late 1880s, allowing ten tracks with sidings. The rebuilt bridge was opened on 13 February 1892. The signal boxes outside the station were upgraded the following year. The London and Southwestern Railway (LSWR) became interested in