Signal controlled roundabouts (LTN 1/09)

Local transport note about design issues for signal controlled roundabouts.


LTN 1/09 Signal controlled roundabouts

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This local transport note gives guidance to people involved in the design of signal controlled roundabouts.

It gives information on:

  • why signals should be used at roundabouts and the safety aspects involved
  • what should be considered when designing a signal controlled roundabout
  • the different ways to assess and determine the best design
Published 15 April 2009