Riley Green interchange, view north east, 12 December 1997

Riley Green interchange, view north east (see all photos of the same view)

Riley Green Interchange serves not just the roads to Bolton and Chorley, but also the west side of Blackburn, which can be seen at the top of the picture.

Date
12 December 1997 (see all photos from this date)
Direction of view
North East
Structures visible

Structure 20/20a (Riley Green interchange bridges)

Roads visible

A674 Chorley Road

A675 Bolton Road

What's new

The road that made no sense

It was the UK's only single-carriageway motorway, and twenty years ago it ceased to exist. This is the story of the strange fascination it held, and of my place in history.

The forever bottleneck, part 2

The second part of the story, where we learn why exactly the M4 gets narrower on the final approach to Europe’s biggest city.

The forever bottleneck, part 1

The M4 into London was one of the UK's earliest and most ambitious motorway projects. It was bold, pioneering... and almost instantly regretted.

Share this page

Have you seen...

The Heads of the Valleys

The A465 Heads of the Valleys Road is one of the most spectacular trunk roads in the UK, and building it required some of the most remarkable civil engineering. This is the story of how the road was built in the 1960s, and how it's being rebuilt today.