M25 J16 Denham Interchange

Layout and signage

Birmingham
Oxford
Uxbridge
London (W)
M40 Link
  M40     M40   Birmingham
Oxford
Uxbridge
London (W)
M40 Link

Lane configuration

LanesLanesLanesLanesLanesLanes

  • Lane 1 exits and returns after the junction.
  • Lane 2 continues ahead.
  • Lane 3 continues ahead.
  • Lane 4 continues ahead.

LanesLanesLanesLanesLanesLanes

  • Lane 1 exits and returns after the junction.
  • 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

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...

British Roads FAQ

The most Frequently Asked Questions where British Roads are concerned, and the answers. A good place to start if you're new to the subject or you're looking for quick facts.

About this page

Published

Last updated