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Pentwyn Interchange

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Pentwyn Interchange
Cyfnewidfa Pen-twyn
Location Map ( geo)
M4 Motorway - westbound exit slip road, junction 30 - Geograph - 2079077.jpg
Cameraicon.png View gallery (3)
Location
Ingleside
County
Glamorgan
Highway Authority
Welsh Government
Junction Type
Roundabout Interchange
Roads Joined
M4, A4232
Junctions related to the A4232

Pentwyn Interchange is junction 30 of the M4.

Routes

Route To Notes

M4

Bridgend/Pen-y-bont

M4

Newport/Casnewydd

A4232

Cardiff (E)/Caerdydd (Dn)
Rudry/Rhydri, Draethen
Services/Gwasanaethau, Cardiff Gate Business Park/Parc Busnes Porth Caerdydd

Cardiff Gate services

Cardiff Gate services

Links




Pentwyn Interchange
Related Pictures
View gallery (3)
M4 widening J29-33 - Coppermine - 15533.jpgM4 widening J29-33 - Coppermine - 15536.jpgM4 Motorway - westbound exit slip road, junction 30 - Geograph - 2079077.jpg
Other nearby junctions
Cardiff
Junctions on the M4
Main RouteChiswick • 2 Brentford • 3 Cranford Parkway • 4 Heathrow • 4B Colnbrook • 5 Langley • 6 Tuns Lane • 7 Huntercombe • 8/9 Holyport • 10 Winnersh • 11 Three Mile Cross • 12 Theale • 13 Chieveley • 14 Wickham • 15 Plough Hill • 16 Spittleborough • 17 Stanton St Quinton • 18 Tormarton • 19 Hambrook • 20 Almondsbury • 21 Awkley • 22 Pilning • 23 Rogiet • 23A Magor • 24 Coldra • 25 Caerleon • 25A Grove Park • 26 Malpas • 27 High Cross • 28 Tredegar Park • 29 Castleton • 30 Pentwyn • 31 Junction 31 • 32 Coryton • 33 Cardiff West • 34 Miskin • 35 Pencoed • 36 Sarn • 37 Pyle • 38 Margam • 39 Groes • 40 Taibach • 41 Pentyla • 42 Earlswood • 43 Llandarcy • 44 Lon-Las • 45 Ynysforgan • 46 Llangyfelach • 47 Penllergaer • 48 Hendy • 49 Pont Abraham
Heathrow SpurCherry Lane • 4 Heathrow • 4A Concord
Former RoutesBray • 9A Cox Green • 9B The Thicket // 19 Hambrook • 19A Frenchay // 20 Almondsbury • 21 Aust • 22 Newhouse • 23 Magor // 28  Tredegar Park • 29 St Mellons
Defunct Newport
Bypass Proposal
23 Rogiet • 25 Glan Llyn • 27 Dock Way • 29 Castleton