[2] The bridge was built on the route of Dere Street, and as a result it likely saw a great deal of military traffic going between the fortress at York and the northern frontier.
[2] Crossings of the Tees continued to be important in the journey from north to south, and vice versa, along the east coast, during the medieval period.
[4] During the 13th century it was described as "the major obstacle to speedy travel out of the diocese of Durham southwards", with the contemporary fords, bridges and ferries proving particularly inconvenient in the winter period.
The decision was made to start exporting closer to the rivers mouth on the other bank, at Port Darlington (later Middlesbrough).
[5] Download coordinates as: The following is a list of crossings of the River Tees, heading downstream, from source to its mouth in the North Sea.