A55 J9 Treborth Interchange

Layout and signage

Bangor
Caernarfon
A487
  A487     A487   Bangor
Caernarfon
A487

Lane configuration

LanesLanesLanesLanes

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

LanesLanesLanes

  • Lane 1 has option to exit and splits to create a new lane.

Other events

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

In this section

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