Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 143,457 pages of information and 230,061 images on early companies, their products and the people who designed and built them.
1818 George Tennant enlarged and reopened the Glan-y-wern Canal to provide a navigable link from the River Neath to the River Tawe at Swansea docks; Tennant built an extension to the Aberdulais basin, where it linked to the Neath Canal. Much of the Neath traffic used the Tennant Canal to access the better facilities at Swansea.
1906 The new King's Dock, Swansea would communicate with the Tennant Canal by means of a branch canal and a barge lock on the north wall of the coaling arm.
1930s Navigation of the canals ceased in the 1930s