Route
Junction number
None
Markerpost
88 km
Name
Innis Downs Interchange
Type
Terminus
Not a terminus
Other routes
A389, A391
Authority
Restricted turns
Full access
Services
No services
A30 Innis Downs Interchange
Layout and signage
|
Wadebridge A389 St Austell A391 |
A389 | 
|
A391 |
Wadebridge A389 St Austell A391 |
Lane configuration
- Lane 1 continues, with option to exit.
- Lane 2 continues ahead.
- Lane 1 continues, with option to exit.
- Lane 2 continues ahead.
What's new
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?
Skid Risk, Accident, Fog
For the first time, we can share pictures of the pioneering experiment that lit up the Worcestershire countryside with enormous signs 61 years ago.
Have you seen...
Ringways
The story of an incredible plan to reshape London into a city of motorways, with the history from creation to cancellation and details on every unbuilt road.
About this page
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