Swansea Canal coal and culm shipped from Swansea Docks suggest around 386,000 tons in 1839. The opening of the Tennant Canal to Swansea Docks in 1824 resulted in the Swansea Canal's riverside wharfs being improved, and tolls were reduced to maintain trade levels. The harbour facilities at Swansea were upgraded in 1852, when the river Tawe was diverted into a new channel to the east, and the original channel, which included the trans-shipment wharfs, became a floating harbour. A lock was constructed to give the canal boats direct access to the half-tide basin above the North Dock, and a loop of the
Swansea Shrewsbury to the northeast via the Heart of Wales Line with four trains each way, Monday–Saturday, and Cardiff Central, Newport and London Paddington to the east. There are also suburban stations in Gowerton, Llansamlet and in Pontarddulais which are served by Transport for Wales. Swansea Airport is a minor aerodrome situated in the Gower providing recreational flights only. Further development of the airport is strongly resisted by the local communities and environmental groups. Swansea is served by Cardiff Airport, east, in the Vale of Glamorgan, which provides scheduled domestic and international flights. It is approximately 40 minutes away by road