Encyclopedia > M4 motorway

  Article Content

M4 motorway

The M4 motorway is a motorway in the UK, which goes west from London past Bristol to Wales

Westbound

  • The M4 starts six miles west of central London where the A4 merges into the M4 on a raised flyover. (The A4 continues in its own right below the flyover.)
  • Junction 1 (restricted access): A205 South Circular, A406 North Circular, A315 Chiswick, A4.
  • Junction 2: A4 Staines, Hounslow.
  • Heston services.
  • Junction 3: A312 Heathrow Airport Terminal 4 and cargo, Hayes, Harrow, Feltham.
  • Junction 4: M4 spur Heathrow Airport terminals 1, 2 & 3, A408 Uxbridge. Access via spur to Junction 4a and A4 east and west.
  • Junction 4b: M25 Heathrow Airport Terminal 4 and cargo, Gatwick Airport, Watford, Oxford.
  • Junction 5: A4 Colnbrook, Langley, B470 Dachet.
  • Junction 6: A355 Slough central, A332 Windsor.
  • Junction 7: A4 Slough west.
  • Junction 8/9: A404M High Wycombe, Henley, A308M Maidenhead.
  • Junction 10: A329M Reading east, Wokingham, Bracknell.
  • Junction 11: A33 Basingstoke, Reading central and south.
  • Reading services.
  • Junction 12: A4 Theale, Reading west.
  • Junction 13: A34 Newbury, Oxford, Chieveley services.
  • Junction 14: A338 Hungerford, Wantage.
  • Membury services.
  • Junction 15: A346 Marlborough, A419 Swindon, Gloucester.
  • Junction 16: A3102 Swindon west, Wootton Bassett, Calne.
  • Junction 17: A350 Chippenham, A429 Cirencester.
  • Leigh Delamere services.
  • Junction 18: A46 Bath, Stroud.
  • Junction 19: M32[?] Bristol.
  • Junction 20: M5[?] The south west, Bristol west, The midlands, Gloucester.
  • Junction 21: M48[?] Chepstow This is the old M4
  • Junction 22: M49[?] Avonmouth.
  • Second Severn Crossing (bridge).
  • Junction 23: No exit
  • Junction 23a: Magor services. B4245 Magor, Caldicot.
  • Junction 24: A449 Monmouth, A455/A48 Monmouth east.
  • Junction 25: B4596 Caerleon.
  • Junction 25a: A4042 Newport, Cwmbran.
  • Junction 26: A4051 Newport.
  • Junction 27: B4591 High Cross.
  • Junction 28: A48 Newport, A467 Risca, Brynmawr.
  • Junction 29: A48(M) Cardiff east and south.
  • Junction 30: A4232 Cardiff east.
  • There is no Junction 31
  • Junction 32: A470 Cardiff north, Merthyr Tydfil.
  • Junction 33: Cardiff West services. A4232 Cardiff west, Barry, Penarth, airport.
  • Junction 34: A4119 Llantrisant, Rhondda.
  • Junction 35: A473 Bridgend, Pen-coed.
  • Junction 36: Sarn Park services. A4061 Bridgend, A4063 Maesteg.
  • Junction 37: A4229 Porthcawl, Pyle.
  • Junction 38: A48 Port Talbot.
  • There is no Junction 39
  • Junction 40: A4107 Port Talbot.
  • Junction 41: A48 Briton Ferry.
  • Junction 42: A483 Swansea and ferry.
  • Junction 43: A465 Neath, Merthyr Tydfil.
  • Junction 44: A48 Swansea east.
  • Junction 45: A4067 Swansea, Pontardawe.
  • Junction 46: B4489 Swansea north.
  • Junction 47: Swansea West services. A483 Swansea west.
  • Junction 48: A4138 Pontarddulais, Llanelli.
  • Junction 49: End of motorway. Pont Abraham services. A48 Carmarthen, Pontarddulais, A483 Llandeilo.

Eastbound

  • Start of the motorway. Pont Abraham services. A48 Carmarthen, Pontarddulais, A483 Llandeilo.
  • Junction 48: A4138 Pontarddulais, Llanelli.
  • Junction 47: Swansea West services. A483 Swansea west.
  • Junction 46: B4489 Swansea north.
  • Junction 45: A4067 Swansea, Pontardawe.
  • Junction 44: A48 Swansea east.
  • Junction 43: A465 Neath, Merthyr Tydfil.
  • Junction 42: A483 Swansea and ferry, A48 Briton Ferry.
  • Junction 41: A48 Port Talbot.
  • Junction 40: A4107 Port Talbot.
  • There is no Junction 39
  • Junction 38: A48 Port Talbot.
  • Junction 37: A4229 Porthcawl, Pyle.
  • Junction 36: Sarn Park services. A4061 Bridgend, A4063 Maesteg.
  • Junction 35: A473 Pen-coed.
  • Junction 34: A4119 Llantrisant, Rhondda.
  • Junction 33: Cardiff West services. A4232 Cardiff west, Barry, Penarth, airport.
  • Junction 32: A470 Cardiff, Merthyr Tydfil.
  • There is no Junction 31
  • Junction 30: A4232 Cardiff east.
  • Junction 29: A48(M) Cardiff east and south.
  • Junction 28: A48 Newport, A467 Risca, Brynmawr.
  • Junction 27: B4591 High Cross.
  • Junction 26: A4051 Newport, Cwmbran, Caerleon.
  • Junction 25a: No exit
  • Junction 25: No exit
  • Junction 24: M50[?] The Midlands, A449 Monmouth, A48 Monmouth.
  • Junction 23a: Magor services. B4245 Magor, Caldicot.
  • Junction 23: M48[?] Chepstow This is the old M4
  • Second Severn Crossing (bridge).
  • Junction 22: M49[?] Avonmouth, The south west.
  • Junction 21: No exit
  • Junction 20: M5[?] The south west, Bristol west, The midlands, Gloucester.
  • Junction 19: M32[?] Bristol.
  • Junction 18: A46 Bath, Stroud.
  • Leigh Delamere services.
  • Junction 17: A350 Chippenham, A429 Cirencester.
  • Junction 16: A3102 Swindon west, Wootton Bassett, Calne.
  • Junction 15: A346 Marlborough, A419 Swindon east. A420 Oxford.
  • Membury services.
  • Junction 14: A338 Hungerford, Wantage.
  • Unnumbered junction reserved for military use
  • Junction 13: A34 Newbury, Oxford, Chieveley services.
  • Junction 12: A4 Theale, Reading west.
  • Reading services.
  • Junction 11: A33 Basingstoke, Reading central and south.
  • Junction 10: A329M Reading east, Wokingham, Bracknell.
  • Junction 8/9: A404M High Wycombe, Henley, A308M Maidenhead.
  • Junction 7: A4 Slough west.
  • Junction 6: A355 Slough central, A332 Windsor.
  • Junction 5: A4 Colnbrook, Langley, B470 Eton, Dachet.
  • Junction 4b: M25 Heathrow Airport Terminal 4 and cargo, Gatwick Airport, Watford, Oxford.
  • Junction 4: M4 spur to Heathrow Airport terminals 1, 2 & 3, A408 Uxbridge, Hayes. Access via spur to Junction 4a and A4 east and west.
  • Junction 3: A312 to Heathrow Airport Terminal 4 and cargo, Hayes, Harrow, Hounslow.
  • Heston services.
  • Junction 2 (restricted access): A205 South Circular, A406 North Circular, A315 Chiswick, A4.
  • Junction 1: No exit
  • The M4 ends six miles west of central London where it becomes the A4.

See also List of motorways in the United Kingdom



All Wikipedia text is available under the terms of the GNU Free Documentation License

 
  Search Encyclopedia

Search over one million articles, find something about almost anything!
 
 
  
  Featured Article
Wheatley Heights, New York

... the United States Census Bureau, the town has a total area of 3.5 km² (1.4 mi²). 3.5 km² (1.4 mi²) of it is land and none of the area is covered with ...

 
 
 
This page was created in 39.3 ms