Abbey River Tideway where there are two larger islands. It is much smaller than Canvey Island and the Isle of Sheppey and narrowly ahead of Andersey Island facing Abingdon-on-Thames, another market town with an abbey which had multiple medieval mills, another of note being Westminster Abbey, the island of which Thorney Island no longer exists. The outfall of the Abbey River is 400 m above Chertsey Bridge, into the weir pool of Chertsey Weir. The manmade strictly-considered "island" the bypass channel forms is outranked in size since the 2002 completion of the Jubilee River by the example containing Dorney and Eton, Berkshire.
Sheppey Crossing Sheppey Crossing The Sheppey Crossing is a bridge which carries the A249 road across The Swale (a strait in the North Sea), linking the Isle of Sheppey with the mainland of Kent. The four-lane crossing measures 21.5 m (71 feet) in width, at a height of 35 m (115 feet) over the water. The A249 links the M20 and M2 motorways to Sheppey. The bridge opened in 2006, and it provides an alternative highway to the neighbouring Kingsferry Bridge that was completed in 1959. The Sheppey Crossing is not open to pedestrians, bicycles, or horses, and these continue to use