Thornborough Bridge is located on the original

Bletchley Bletchley is a constituent town of Milton Keynes, Buckinghamshire, England. It is situated in the south-west of Milton Keynes, and is split between the civil parishes of Bletchley and Fenny Stratford and West Bletchley. Bletchley is best know ...

and Buckingham road, now bypassed by a modern bridge in 1974 for the

A421 The A421 is an important road for east/west journeys across south central England. Together with the A428 road, A428, the A43 road, A43 and A34 road (England), A34, it forms the route from Cambridge through Milton Keynes to Oxford. The sectio ...

. The bridge is accessible to walkers from an adjacent lay-by. The bridge straddles the parish boundaries of Thornborough and Buckingham (the parish boundary follows the line of Padbury Brook or The Twins, a tributary of the River Great Ouse), and dates from the end of the 14th century and is the only surviving mediaeval bridge in Buckinghamshire. The parish division is marked by a boundary stone in the middle of the bridge. The stone bridge is around long and wide, and spans the river by six low arches, with three refuges formed within the parapet on the south side. The bridge is Grade I listed by

English Heritage English Heritage (officially the English Heritage Trust) is a charity that manages over 400 historic monuments, buildings and places. These include prehistoric sites, medieval castles, Roman forts and country houses. The charity states that i ...

References

External links

Bridges in Buckinghamshire Grade I listed buildings in Buckinghamshire Scheduled monuments in Buckinghamshire {{UK-bridge-struct-stub