The A4138 is a main road in

Carmarthenshire Carmarthenshire ( cy, Sir Gaerfyrddin; or informally ') is a county in the south-west of Wales. The three largest towns are Llanelli, Carmarthen and Ammanford. Carmarthen is the county town and administrative centre. The county is known as ...

Wales Wales ( cy, Cymru ) is a country that is part of the United Kingdom. It is bordered by England to the east, the Irish Sea to the north and west, the Celtic Sea to the south west and the Bristol Channel to the south. It had a population in ...

, connecting

Pontarddulais Pontarddulais (), also known as Pontardulais (), is both a community and a town in Swansea, Wales. It is northwest of the city centre. The Pontarddulais ward is part of the City and County of Swansea. Pontarddulais adjoins the village of Hendy ...

with

Llanelli Llanelli (" St Elli's Parish"; ) is a market town and the largest community in Carmarthenshire and the preserved county of Dyfed, Wales. It is located on the Loughor estuary north-west of Swansea and south-east of the county town, Carmarth ...

. Running in a northeast to southwest direction, the road connects with M4 junction 48. Northeast of the motorway, the road is classified as a non-primary route, while southwest of the motorway, the road is classified as a primary route. In both instances, the road is operated by

Carmarthenshire County Council Carmarthenshire County Council ( cy, Cyngor Sir Gaerfyrddin) is the local authority for the county of Carmarthenshire, Wales. It provides a range of services including education, planning, transport, social services and public safety. The counc ...

Proposals

*There have been proposals to make the southwestern section from the M4 to Llanelli a trunk road, which would be operated by the

Welsh Assembly Government Welsh may refer to: Related to Wales * Welsh, referring or related to Wales * Welsh language, a Brittonic Celtic language spoken in Wales * Welsh people People * Welsh (surname) * Sometimes used as a synonym for the ancient Britons (Celtic peop ...

, but these have been rejected. *The local council has a policy to reject any planning application that would prevent or adversely affect the implementation of a dual carriageway between the M4 and

Trostre Pemberton is an area situated east of Llanelli in Carmarthenshire, Wales. It is part of the Llanelli Rural (Welsh-Llanelli Wledig) community bordering Llanelli and the villages of Cwmcarnhywel, Dafen, Carmarthenshire, Dafen, Cefncaeau and the out ...

Places served

Settlements served by the road include: *

Hendy Hendy ( cy, Yr Hendy) is a village in the community of Llanedi, Carmarthenshire, Wales. It is situated at the Carmarthenshire and the City and County of Swansea border. It lies on the Afon Gwili just across the River Loughor from Pontarddulais ...

* Llangennech * Dafen *

References

{{DEFAULTSORT:4-4138 Roads in Wales Transport in Carmarthenshire