A40 Monmouth Roundabout

Layout and signage

Trefynwy
Monmouth
A466
  A466       Trefynwy
Monmouth
A466

Lane configuration

LanesLanesLanesLanes

  • Lane 1 continues, with option to exit.
  • Lane 2 continues, with option to exit.

LanesLanesLanesLanes

  • Lane 1 continues, with option to exit.
  • Lane 2 continues, with option to exit.

Other events

  • Signs National Speed Limit begins
  • Signs 50mph speed limit begins

In this section

What's new

Farewell GLC lights

Why am I all nostalgic about some street lights being replaced?

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.

Share this page

Have you seen...

Queensway Tunnel

The engineering marvel of its day, much altered and maligned ever since: this is the original Mersey Tunnel in all its glory.

About this page

Published

Last updated