Route
Junction number
4
Markerpost
170.5
Name
Coleshill Interchange
Type
Non-standard interchange
Terminus
Not a terminus
Other routes
M42, A446
Authority
Restricted turns
Some turns restricted
Services
No services
M6 J4 Coleshill Interchange
Layout and signage
|
The SOUTH WEST Birmingham (S) Solihull Birmingham  NEC M42 Link Lichfield A446 |
M42 A446 |
 |
M42 A446 |
Coventry (S & W) NEC Birmingham A446 |
Lane configuration
- Lane 1 exits and does not return.
- Lane 2 splits to create a new lane.
- Lane 3 continues ahead.
- Then further along:
- Lane 1 is gained from the entry sliproad (part time using the hard shoulder).
- Lane 2 continues ahead.
- Lane 3 continues ahead.
- Lane 4 continues ahead.
- Lane 1 exits and does not return (part time using the hard shoulder).
- Lane 2 continues, with option to exit.
- Lane 3 continues ahead.
- Lane 4 continues ahead.
Other events
Variable Speed Limits apply
National Speed Limit begins
What's new
Schrödinger’s speed limit
In 2022, Manchester City Council say they reduced the speed limit on the Mancunian Way to 30mph. But it’s not clear if they did. It’s not even clear if they can.
Sorry, wrong number
Road numbering is a system with clear rules. What happens when the people responsible for numbering roads don't follow them?
We need to talk about Wisley
National Highways are spending a third of a billion pounds rebuilding one of the most congested junctions on the M25. Is it money well spent?
Have you seen...
The Magic Roundabout
Officially the seventh most frightening thing on the road network - but actually it might just be the most efficient junction ever designed.
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