Route
Junction number
33
Markerpost
250.6 km
Name
Cardiff West
Terminus
Not a terminus
Other routes
A4232
Authority
Restricted turns
Full access
Services
Service area here
Service area name
Cardiff West
Services operator
Moto
M4 J33 Cardiff West
Layout and signage
Caerdydd (Gn) a  Cardiff (W) & Barri — Barry Penarth A4232  Cardiff West
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A4232 |
Caerdydd (Gn) a Cardiff (W) & Barri — Barry Penarth A4232 Cardiff West
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Lane configuration
- Lane 1 exits and does not return.
- Lane 2 continues ahead.
- Lane 3 continues ahead.
- Lane 4 continues ahead.
- Lane 1 continues, with option to exit.
- Lane 2 continues ahead.
- Lane 3 continues ahead.
What's new
The Ringways Map is here
The wait is over! The full map of the Ringways, London’s unbuilt urban motorway network, is now online. Not even the system's planners had anything like this.
Red, white and blue
Kent County Council is run by eurosceptic nationalists. So why are they putting EU flags on their road signs?
The sunlit uplands
On Saturday 31 May something historic happened. The Heads of the Valleys Road was finally complete.
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Dive into 1960s optimism with the book celebrating one of Lancashire County Council's first bold steps in attempting to build a thrilling future for Greater Manchester as a motoring metropolis.
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