M8 J25 Cardonald Interchange

Layout and signage

Clyde Tunnel
A739
  A739     A739



  Clyde Tunnel
A739

Lane configuration

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  • Lane 1 exits and does not return.
  • Lane 2 continues ahead.
  • Lane 3 continues ahead.
  • Lane 4 continues ahead.

LanesLanesLanesLanesLanesLanes

  • Lane 1 is gained from the entry sliproad.
  • Lane 2 continues, with option to exit.
  • Lane 3 continues ahead.
  • Lane 4 continues ahead.

Other events

  • Signs 50mph speed limit begins
  • Signs National 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.

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Have you seen...

Smart Motorways

Motorways used to be really simple. Now they have electronic signals, variable speed limits, emergency lay-bys, part-time hard shoulders... Just what is so smart about Smart Motorways?

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