Route
Junction number
36
Markerpost
270.0 km
Name
Sarn Interchange
Type
Terminus
Not a terminus
Other routes
A4061, A4063
Authority
Restricted turns
Full access
Services
Service area here
Service area name
Sarn Park
Services operator
Welcome Break
M4 J36 Sarn Interchange
Layout and signage
|
Pen-y-bont — Bridgend A4061 Maesteg A4063  Sarn Park
|
A4061 A4063 |
|
A4061 |
Pen-y-bont — Bridgend A4061 Maesteg A4063 Sarn Park
|
Lane configuration
- Lane 1 continues, with option to exit.
- Lane 2 continues ahead.
- Lane 3 continues ahead.
- Lane 1 continues, with option to exit.
- Lane 2 continues ahead.
- Lane 3 continues ahead.
What's new
The sunlit uplands
On Saturday 31 May something historic happened. The Heads of the Valleys Road was finally complete.
Grand openings
Our much-loved Opening Booklets section has two new publications for you to explore, and we’re making some overdue changes to make them easier to find and easier to read.
Silver bullet
The Silvertown Tunnel is finally open for business. One question remains: what’s it for?
Have you seen...
North Cross Route
The route and the history of the North Cross Route, proposed in the 1960s as the northern side of London's innermost motorway ring road.
About this page
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Published
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