The A4042 is a

trunk road A trunk road is a major highway with a specific legal classification in some jurisdictions, notably the United Kingdom, Sweden and formerly Ireland. Trunk roads are planned and managed at the national-level, distinguishing them from non-trunk ro ...

that runs from

Abergavenny Abergavenny (; , , archaically , ) is a market town and Community (Wales), community in Monmouthshire, Wales. Abergavenny is promoted as a "Gateway to Wales"; it is approximately from the England–Wales border, border with England and is loca ...

to Newport in south Wales.

Route

Starting at the junction of the A40 and A465 south of Abergavenny, the A4042 travels south towards Little Mill north of Pontypool. This section is a single carriageway and is winding and undulating. From Little Mill onwards the road is dual carriageway, bypassing Pontypool and

Cwmbran Cwmbran ( ; , also in use as an alternative spelling in English) is a town in the county borough of Torfaen in South Wales. Lying within the Historic counties of Wales, historic boundaries of Monmouthshire (historic), Monmouthshire, Cwmbran was ...

before crossing the city boundary into Newport. The road has a junction (25A) with the

M4 motorway The M4, originally the London-South Wales Motorway, is the third longest motorway in the United Kingdom, running from west London to southwest Wales. The English section to the Severn Bridge was constructed between 1961 and 1971; the Welsh ele ...

and south from there loses its primary status and becomes an urban road. The first section of which, Heidenheim Drive (named after one of Newport's

twin towns A sister city or a twin town relationship is a form of legal or social agreement between two geographically and politically distinct localities for the purpose of promoting cultural and commercial ties. While there are early examples of inte ...

), is an elevated roadway through the Crindau district. The road then becomes the Kingsway that passes through Newport city centre, and continues on as Usk Way until its junction with the

A48 A48 may refer to: * A48 motorway (France), a road connecting the A43 and Grenoble * A48 road (Great Britain), a road connecting Gloucester, England and Carmarthen, Wales * Autovía A-48, a motorway under construction connecting Cadiz and Algecira ...

Southern Distributor Road to the south of Newport.

Junctions

{, class="wikitable" , - align="center" bgcolor="#00703C" style="color: #ffd200;font-size:120%;" , colspan="3" , A4042 , - align="center" !scope=col, Northbound exits !scope=col, Junction !scope=col, Southbound exits , - align='center' ,

Merthyr Tydfil Merthyr Tydfil () is the main town in Merthyr Tydfil County Borough, Wales, administered by Merthyr Tydfil County Borough Council. It is about north of Cardiff. Often called just Merthyr, it is said to be named after Tydfil, daughter of K ...

Hereford Hereford ( ) is a cathedral city and the county town of the ceremonial county of Herefordshire, England. It is on the banks of the River Wye and lies east of the border with Wales, north-west of Gloucester and south-west of Worcester. With ...

A465

Brecon Brecon (; ; ), archaically known as Brecknock, is a market town in Powys, mid Wales. In 1841, it had a population of 5,701. The population in 2001 was 7,901, increasing to 8,250 at the 2011 census. Historically it was the county town of Breck ...

, Monmouth A40 , Ysbytty Fields Roundabout , ''Start of A4042'' , - align='center' , Llanfoist B4269 , Llanellen Junction , Llanfoist B4269 , - align='center' , Usk A472 , Little Mill Junction , Usk, Little Mill A472 , - align='center' , Mamhilad , Mamhilad Roundabout , Mamhilad , - align='center' , New Inn , New Inn Roundabout , New Inn , - align='center' , Pontypool A472 ( A4043) , Pontymoile Roundabout , Pontypool A472 (A4043) , - align='center' ,

A4051
New Inn , Craig-y- Felin , New Inn
Cwmbran A4051 , - align='center' , Croesyceiliog , Croesyceiliog Roundabout , Croesyceiliog , - align='center' , Croesyceiliog
Caerleon B4236 , Turnpike Roundabout , Caerleon B4236 , - align='center' , Llantarnam
Cwmbran , Crown Roundabout , Llantarnam
Cwmbran , - align='center' , Cwmbran A4051 , Croes-y-Mwyalch ,

Cardiff Cardiff (; ) is the capital city, capital and List of urban areas in the United Kingdom, largest city of Wales. Cardiff had a population of in and forms a Principal areas of Wales, principal area officially known as the City and County of Ca ...

A4051 ( M4 (W)) , - align='center' , ''Start of A4042'' , Grove Park ,

London London is the Capital city, capital and List of urban areas in the United Kingdom, largest city of both England and the United Kingdom, with a population of in . London metropolitan area, Its wider metropolitan area is the largest in Wester ...

Chepstow Chepstow () is a town and community in Monmouthshire, Wales, adjoining the border with Gloucestershire, England. It is located on the tidal River Wye, about above its confluence with the River Severn, and adjoining the western end of the ...

A4042 (M4 (E)) , - align="center" bgcolor="white" style="color: black;font-size:120%;" style="font-size:120%; border-top: black 2px solid;" , colspan=3 , A4042 , - ! Northbound exits ! Junction / Interchange ! Southbound exits , - align='center' , London, Chepstow A4042 (M4 (E))
Caerleon B4596 , Grove Park , Start of A4042 , - align='center' , Cardiff A4051 (M4 (W)) , Harlequin , Cardiff A4051 (M4 (W))

City Centre A city centre, also known as an urban core, is the Commerce, commercial, Culture, cultural and often the historical, Politics, political, and geographic heart of a city. The term "city centre" is primarily used in British English, and closely e ...

, - align='center' , Civic Centre B4591
Exit only , Old Green Interchange , Access only , - align='center' , Cattle market
Old Town Docks , Octopus Bridge , Old Town Docks
Superstore , - align='center' , ''Start of A4042'' , Old Town Dock , (M4 (E)), Pilgwenlly, Docks, (M4 (W))

References

External links

* {{DEFAULTSORT:4-4042 Roads in Monmouthshire Roads in Torfaen Roads in Newport, Wales

Route

Junctions

See also

References

External links