River Thames Thames Estuary), the river is subject to tidal activity from the North Sea. Before the lock was installed, the river was tidal as far as Staines, about upstream. London, capital of Roman Britain, was established on two hills, now known as Cornhill and Ludgate Hill. These provided a firm base for a trading centre at the lowest possible point on the Thames. A river crossing was built at the site of London Bridge. London Bridge is now used as the basis for published tide tables giving the times of high tide. High tide reaches Putney about 30 minutes later than
Thames Gateway Bridge Thames Gateway Bridge The Thames Gateway Bridge was a proposed crossing over the River Thames in east London, England. It was first mooted in the 1970s but never came to fruition. In November 2008, Boris Johnson, the then Mayor of London, formally cancelled the entire £500 million scheme. In 2009, a new scaled-down project was launched involving a potentially new crossing between Tower Bridge and the Dartford Crossing. It was planned that the bridge should be built by 2013 and would have connected Beckton in the London Borough of Newham with Thamesmead in the Royal Borough of Greenwich linking the