A48(M)

Route

A48(M)

Junction number

None

Markerpost

Unknown

Name

Unknown

Type

Fork

Terminus

Terminus at end of exit list

Other routes

None

Authority

Transport Wales

Restricted turns

Some turns restricted

Services

No services

Layout and signage

Llaneirwg
St Mellons
A48
      A48



  Caerdydd
Cardiff
A48

Lane configuration

LanesLanesLanesLanes

  • Lane 1 continues, with option to exit.
  • Lane 2 continues ahead.

LanesLanesLanesLanes

  • Lane 1 continues ahead.
  • Lane 2 continues ahead.

Other events

  • Signs Start of motorway regulations
  • Signs End of motorway regulations

In this section

What's new

Go west! New Ringways pages are here

A new set of Ringways pages are now online, looking at unbuilt motorways and road projects west of London.

No smoke without ire

London's Ultra Low Emission Zone has just expanded to cover the whole inner city, and across the UK, other cities are implementing their own Clean Air Zones. Is this the future?

Devon help us

Road signs are colour coded for different types of road, but in Devon there are more colours than anywhere else. What do Devon's colourful signs mean?

Have you seen...

Oxfordshire Signs

This is the story of one man at Oxfordshire County Council who pre-empted the development of modern road signs - much to the annoyance of the men from the Ministry.