Pentyla Interchange

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Pentyla Interchange
Location Map ( geo)
Approaching J41, Briton Ferry-Llansawel. The M4 here has just 'flown over' the district of Taibach. - Coppermine - 7382.jpg
Cameraicon.png View gallery (2)
Location
Port Talbot and Baglan
County
Glamorgan
Highway Authority
Welsh Government
Junction Type
Half Diamond + Fork with spur to roundabout
Roads Joined
M4, A48, A4241, B4286
Junctions related to the A4241

Pentyla Interchange is junction 41 of the M4. It is the only junction where you can join the motorway network and leave it at the same junction

Routes

Fork

Route To Notes

M4

Swansea/Abertawe access only to/from M4

M4

Cardiff/Caerdydd

A48

Swansea/Abertawe, Carmarthen/Caerfyrddin (M4)

A48

Baglan, Port Talbot

A4241

Sandfields, Baglan Energy Park/Parc Ynni Baglan, Baglan Ind Park/Parc Ddiw Baglan, Aberavon formerly B4286

A48(M)

Cardiff/Caerdydd fork junction didn't exist, motorway mainline went to roundabout

Half-diamond

Route To Notes

M4

Swansea|Abertawe

M4

Cardiff/Caerdydd, Bridgend/Pen-y-bont access only to/from M4

A48

Baglan

A48

Cardiff/Caerdydd, Town Centre/Canol y Dref, Hospital, Margam, Parkway Station

B4286

Velindre, Cwmavon/Cwmafon, Pontrhydyfen, Civic Centre/Canolfan Ddinesig
Multi storey car park/Parc ceir aml-lawr

A48(M)

Swansea/Abertawe

A48(M)

Cardiff/Caerdydd, Bridgend/Pen-y-bont access only to/from A48(M)

Links




Pentyla Interchange
Related Pictures
View gallery (2)
Approaching J41, Briton Ferry-Llansawel. The M4 here has just 'flown over' the district of Taibach. - Coppermine - 7382.jpgChopsticks at northern end of former A48(M) Port Talbot Bypass - Coppermine - 5677.JPG
Other nearby junctions
Port Talbot
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
Junctions on the A48
Highnam Roundabout • Highbeech Roundabout • Parkwall Roundabout • Coldra • Beatty Road Roundabout • Hartridge Farm Road Roundabout • Balfe Road Roundabout • Queensway Meadows Roundabout • Nash Road Roundabout • Church Street Roundabout • Maesglas East • Maesglas West • Ebbw Bridge Roundabout • Tredegar Park • St Mellons • Culverhouse Cross • Sycamore Cross • Waterton Cross • Margam • Groes • Earlswood • Lon-Las • Llangyfelach • Penllergaer • Pont Abraham • Cross Hands • Pensarn