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Co-ordinated traffic signals

Information

Co-ordinated traffic signals

IN14

Where
On the left-hand side of the carriageway before an intersection.
Purpose
To inform you that the traffic signals on this route are co-ordinated and that the signals will be green at all the subsequent intersections if you maintain the indicated speed.
Action
If possible maintain the recommended speed. However, make sure that it is safe to enter every intersection and look out for drivers that do not yield. The speed indicated is a recommendation and not a speed limit.

Manual on Road Traffic Signs, page 48.