Bridge four-lane highway on the upper level and a pair of railway tracks at the lower level. Tower Bridge in London is different example of a double-decked bridge, with the central section consisting of a low level bascule span and a high level footbridge. A viaduct is made up of multiple bridges connected into one longer structure. The longest and some of the highest bridges are viaducts, such as the Lake Pontchartrain Causeway and Millau Viaduct. A three-way bridge has three separate spans which meet near the center of the bridge. The bridge appears as a "T" or "Y" when viewed
London Bridge Wharf London Bridge Wharf London Bridge Wharf was a wharf in the City of London located alongside London Bridge, just to the east of the north end of the bridge. It stood below the Adelaide Buildings and their 1925 replacement, Adelaide House. The wharf was constructed on the site of the London Bridge Waterworks, which had been demolished along with Old London Bridge in 1832. It originally handled general cargo and also passenger steamships, such as the vessels of the New Medway Steam Packet Company, which offered daily "sea cruises" along the North Kent and Essex coasts. In the 1930s it