M1 J15A Rothersthorpe Interchange

Layout and signage

Northampton (N)
Oxford (M40 Link)
A43
Services Northampton
 




A43
(M40)
   




A5123
  Northampton (S)
Oxford (M40 Link)
A43
Services Northampton

Lane configuration

LanesLanesLanesLanesLanesLanes

  • Lane 1 continues, with option to exit.
  • Lane 2 continues ahead.
  • Lane 3 continues ahead.
  • Lane 4 continues ahead.

LanesLanesLanesLanesLanesLanes

  • Lane 1 continues, with option to exit.
  • Lane 2 continues ahead.
  • Lane 3 continues ahead.
  • Lane 4 continues ahead.

Other events

  • Signs Variable Speed Limits apply
  • Signs Variable Speed Limits apply

In this section

What's new

A century of motorways

It's 100 years since the opening of the world's first motorway, the Autostrada from Milan to the Lakes.

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?

Share this page

Have you seen...

C-Roads

A collection of photos of signs confirming the existence of C-roads.

About this page

Published

Last updated