M25 J15 Thorney Interchange

See this location on SABRE Maps

Route
#
Junction number
15
Markerpost
95.0
Name
Thorney Interchange
Terminus
Not a terminus
Other routes
M4
Authority
Highways England
Restricted turns
Full access
Services
No services

Layout and signage

The WEST
Slough
Reading
London (W)
Heathrow Airport (T1, 2 & 3)
M4 Link
  M4     M4   The WEST
Slough
Reading
London (W)
Heathrow Airport (T1, 2 & 3)
M4 Link

Lane configuration

LanesLanesLanesLanesLanesLanesLanesLanes

  • Lane 1 is gained from the entry sliproad.
  • Lane 2 is gained from the entry sliproad.
  • Lane 3 exits and returns after the junction.
  • Lane 4 continues ahead.
  • Lane 5 continues ahead.
  • Lane 6 continues ahead.

LanesLanesLanesLanesLanesLanesLanesLanes

  • Lane 1 exits and does not return.
  • Lane 2 exits and does not return.
  • Lane 3 exits and returns after the junction.
  • Lane 4 continues ahead.
  • Lane 5 continues ahead.
  • Lane 6 continues ahead.

Other events

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