M4

Jump to key locations

Junction 24 Coldra

Junction 29 Castleton

Junction 32 Coryton

Junction 35 Pencoed

Junction 43 Llandarcy

Junction 49 Pont Abraham

J22-23 Prince of Wales Bridge Avon East Camera

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J22-23 Prince of Wales Bridge Avon East

J22-23 Prince of Wales Bridge Avon West Camera

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J22-23 Prince of Wales Bridge Avon West

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Shoots Bridge East (Eastbound)

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Shoots Bridge West (Eastbound)

J22-23 Prince of Wales Bridge Gwent East (E/B) Camera

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J22-23 Prince of Wales Bridge Gwent East (E/B)

J22-23 Prince of Wales Bridge Gwent West (E/B) Camera

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J22-23 Prince of Wales Bridge Gwent West (E/B)

J22-23 Prince of Wales Bridge West (Eastbound) Camera

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J22-23 Prince of Wales Bridge West (Eastbound)

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Toll Plaza East (Westbound)

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Toll Plaza West (Westbound)

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J23 Rogiet (Westbound)

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Magor East (Westbound)

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J23A Magor (Westbound)

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Magor West (Eastbound)

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Wilcrick (Westbound)

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Llanmartin (Westbound)

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Langstone (Westbound)

Jump to A449

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J24 Coldra (Eastbound)

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Coldra East (Westbound)

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Coldra West (Eastbound)

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Christchurch (Eastbound)

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Christchurch East (Eastbound)

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Christchurch West (Westbound)

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St Julians (Eastbound)

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St Julians East (Eastbound)

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Caerleon East (Westbound)

Jump to A4042 A4042

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J25 Caerleon (Eastbound)

J25A Grove Park / A4042 (Eastbound) Camera

Jump to A4042 A4042

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J25A Grove Park / A4042 (Eastbound)

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J26 Malpas (Eastbound)

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Malpas Straight (Eastbound)

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Allt-yr-yn (Eastbound)

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High Cross East (Eastbound)

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J27 High Cross (Eastbound)

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Bassaleg (Westbound)

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J28 Tredegar Park (Westbound)

Jump to A48M A48M

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Cleppa Park (Westbound)

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Pound Hill (Westbound)

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J29 Castleton (Westbound)

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J29 - J30 Eastbound

J29 - J30 Michaelston-y-Fedw (Westbound) Camera

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J29 - J30 Michaelston-y-Fedw (Westbound)

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J29 - J30 Began (Westbound)

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J30 Cardiff Gate (Westbound) 1

J30 - J32 Pontprennau (Westbound) Camera

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J30 - J32 Pontprennau (Westbound)

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J30 - J32 Lisvane (Westbound)

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J30 - J32 Thornhill (Westbound)

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J30 - J32 Rhiwbina (Westbound)

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J32 Pantmawr

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J32 Eastbound Onslip

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J32 West of Whitchurch

Jump to A470 A470

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J32 Tongwynlais Spur

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J32 Northbound Onslip from A470

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J32 Southbound Onslip from A470

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West of J32 Coryton (Westbound)

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J32 Eastbound Offslip

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J33 - 32 Morganstown (Eastbound)

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J32 - J33 Radyr (Eastbound)

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Rhydlafar

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Capel East

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J33 Westbound Approach

J33 Capel Llanilltern (Westbound) Camera

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J33 Capel Llanilltern (Westbound)

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West of J33 Capel Llanilltern

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West of J33 Capel Llanilltern

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Groes-Faen

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Miskin

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J35 - J34 Miskin (Eastbound)

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J34 - 35 Pontyclun (Eastbound)

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J35 Pencoed (Eastbound)

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Sarn East

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J36 Sarn (Westbound)

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Sarn West

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Court Colman

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Stormy Down (Westbound)

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J37 Pyle (Westbound)

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Kenfig (Westbound)

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J38 Margam (Eastbound)

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J39 Groes (Eastbound)

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Groes West (Westbound)

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Taibach East (Eastbound)

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J40 Taibach (Westbound)

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Taibach West (Westbound)

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J41 Pentyla (Westbound)

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Sunnycroft (Westbound)

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Briton Ferry East (Eastbound)

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Briton Ferry West (Westbound)

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J42 Earlswood (Eastbound)

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J43 Llandarcy (Eastbound)

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J43 Llandarcy (Eastbound)

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J44 Lon Las (Eastbound)

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Lon Las East (Westbound)

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J45 Ynysforgan (Eastbound)

J45 - J46 Morriston Hospital (Eastbound) Camera

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J45 - J46 Morriston Hospital (Eastbound)

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J46 Llangyfelach (Eastbound)

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J47 Penllergaer (Eastbound)

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J48 Hendy (Westbound)

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Dyffryn Farm

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J49 Pont Abraham

J22-23 Prince of Wales Bridge Avon East

J22-23 Prince of Wales Bridge Avon West

Shoots Bridge East (Eastbound)

Shoots Bridge West (Eastbound)

J22-23 Prince of Wales Bridge Gwent East (E/B)

J22-23 Prince of Wales Bridge Gwent West (E/B)

J22-23 Prince of Wales Bridge West (Eastbound)

Toll Plaza East (Westbound)

Toll Plaza West (Westbound)

J23 Rogiet (Westbound)

Magor East (Westbound)

J23A Magor (Westbound)

Magor West (Eastbound)

Wilcrick (Westbound)

Llanmartin (Westbound)

Langstone (Westbound)

J24 Coldra (Eastbound)

Coldra East (Westbound)

Coldra West (Eastbound)

Christchurch (Eastbound)

Christchurch East (Eastbound)

Christchurch West (Westbound)

St Julians (Eastbound)

St Julians East (Eastbound)

Caerleon East (Westbound)

J25 Caerleon (Eastbound)

J25A Grove Park / A4042 (Eastbound)

J26 Malpas (Eastbound)

Malpas Straight (Eastbound)

Allt-yr-yn (Eastbound)

High Cross East (Eastbound)

J27 High Cross (Eastbound)

Bassaleg (Westbound)

J28 Tredegar Park (Westbound)

Cleppa Park (Westbound)

Pound Hill (Westbound)

J29 Castleton (Westbound)

J29 - J30 Eastbound

J29 - J30 Michaelston-y-Fedw (Westbound)

J29 - J30 Began (Westbound)

J30 Cardiff Gate (Westbound) 1

J30 - J32 Pontprennau (Westbound)

J30 - J32 Lisvane (Westbound)

J30 - J32 Thornhill (Westbound)

J30 - J32 Rhiwbina (Westbound)

J32 Pantmawr

J32 Eastbound Onslip

J32 West of Whitchurch

J32 Tongwynlais Spur

J32 Northbound Onslip from A470

J32 Southbound Onslip from A470

West of J32 Coryton (Westbound)

J32 Eastbound Offslip

J33 - 32 Morganstown (Eastbound)

J32 - J33 Radyr (Eastbound)

Rhydlafar

Capel East

J33 Westbound Approach

J33 Capel Llanilltern (Westbound)

West of J33 Capel Llanilltern

Groes-Faen

Miskin

J35 - J34 Miskin (Eastbound)

J34 - 35 Pontyclun (Eastbound)

J35 Pencoed (Eastbound)

Stormy Down (Westbound)

J37 Pyle (Westbound)

Kenfig (Westbound)

J38 Margam (Eastbound)

J39 Groes (Eastbound)

Groes West (Westbound)

Taibach East (Eastbound)

J40 Taibach (Westbound)

Taibach West (Westbound)

J41 Pentyla (Westbound)

Sunnycroft (Westbound)

Briton Ferry East (Eastbound)

Briton Ferry West (Westbound)

J42 Earlswood (Eastbound)

J43 Llandarcy (Eastbound)

J44 Lon Las (Eastbound)

Lon Las East (Westbound)

J45 Ynysforgan (Eastbound)

J45 - J46 Morriston Hospital (Eastbound)

J46 Llangyfelach (Eastbound)

J47 Penllergaer (Eastbound)

J48 Hendy (Westbound)

Dyffryn Farm

J49 Pont Abraham

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