Route
Junction number
38
Markerpost
Unknown
Name
Margam Interchange
Terminus
Not a terminus
Other routes
A48
Authority
Restricted turns
Some turns restricted
Services
No services
M4 J38 Margam Interchange
Layout and signage
|
Port Talbot A48 |
A48 | 
|
Port Talbot A48 |
Lane configuration
- Lane 1 is gained from the entry sliproad.
- Lane 2 continues, with option to exit.
- Lane 3 continues ahead.
- Lane 1 exits and does not return.
- Lane 2 continues ahead.
- Lane 3 continues ahead.
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