|
overgang in/uit A4 van/naar Central Londen |
 |
Autosnelweg |
 1 |
Central London, Hammersmith A4 |
| 2 |
Chiswick, Staines, Hounslow, North Circular Road
South Circular Road A4 A20 A315 A406 |
  |
Heston |
| 3 |
Feltham, Hayes, Hounslow, Heathrow T4 & Cargo A312 |
 4 |
Hayes, Uxbridge, Heathrow T1, 2 & 3 A4 A408 |
| 4B |
Heathrow T4 & Cargo, Watford, Birmingham
Gatwick, Winchester (M25) |
| 5 |
Langley, Staines, Eton A4 B470 |
| 6 |
Slough, Windsor A335 |
| 7 |
Slough A4 |
 |
Themse |
| 8/9 |
High Wycombe, Henley, Maidenhead
A30(M) A404(M) |
| 10 |
Reading, Wokingham, Bracknell A329(M) |
| 11 |
Reading, Basingstoke A33 B3270 |
| |
Reading |
| 12 |
Theale, Reading A4 |
| 13 |
Newbury, Oxford A34 |
| |
Chieveley (naast de voormalige afrit) |
| 14 |
Hungerford, Wantage A338 |
| |
Membury |
| 15 |
Marlborough, Swindon, Oxford A346 A419 |
| 16 |
Swindon, Royal Wootton Bassett, RAF Lyneham,
Calne A3102 B4005 |
| 17 |
Cirencester, Chippenham A350 A429 B4122 |
| |
Leigh Delamere |
| 18 |
Bath, Stroud A46 |
| 19 |
Bristol M32 |
| 20 |
The MIDLANDS, The SOUTH WEST,
Gloucester, Bristol M5 |
| 21 |
Chepstow M48 |
| 22 |
The SOUTH WEST, Avonmouth M49 |
|
Second Severn Crossing (Severn) 5.128 m } |
| |
tolpoort (alleen richtung Swansea) |
| 23 |
Chepstow M48 |
| 23A |
Magor B4245 |
| |
Magor (neben der Anschlussstelle) |
| 24 |
The MIDLANDS, Monmouth,
Newport A48 A449 B4237 |
| 25 |
Caerleon B4596 |
| 25A |
Newport, Cwmbran A4042 |
 |
Brynglas Tunnel 362 m |
| 26 |
Cwmbran, Newport, Caerleon A4051 |
| 27 |
High Cross B4591 |
| 28 |
Cwmbran, Newport, Caerleon A48 A467 |
| 29 |
Cardiff A48(M) |
| 30 |
Cardiff A4232 |
| |
Cardiff Gate (naast de afrit) |
| 32 |
Cardiff, Merthyr Tydfil A470 |
| 33 |
Cardiff, Cardiff Airport, Barry, Penarth A4232 |
| |
Cardiff West (naast de afrit) |
| 34 |
Llantrisant, Rhondda A4232 |
| 35 |
Bridgend, Pen-coed A473 |
| 36 |
Bridgend, Maesteg A4061 A4063 |
| |
Sarn Park (naast de afrit) |
| 37 |
Pyle, Porthcawl A4229 |
| 38 |
Port Talbot A48 (geen afrit Ri. London) |
| 39 |
Port Talbot A48 (afrit Ri. London) |
| 40 |
Port Talbot A4107 |
| 41 |
Port Talbot A48 B4286 |
| 41 |
Briton Ferry A48 |
|
Neath |
| 42 |
Swansea A483 |
| 42 |
Briton Ferry, Swansea A48 A483 |
| 43 |
Neath, Merthyr Tydfil A465 B4290 |
| 44 |
Swansea A48 A4230 B4291 |
| 45 |
Swansea, Pontardawe A4067 B4603 |
| 46 |
Llangyfelach, Felindre A48 B4489 |
| 47 |
Swansea A48 A483 |
| |
Swansea (naast de afrit) |
|
Loughor |
| 48 |
Pontarddulais, Llanelli A4138 |
 49 |
Llandeilo A48 A483 |
| |
Pont Abraham naast de rotonde) |
 |
Autosnelwegeinde |
|
verder als A48 Carmarthen |
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