Real-time information

Real-time information technology provides motorway road users with real travel time information to monitor travel flow and make informed decisions to deliver improved journey outcomes.

Typical travel time messages will include upcoming exits with estimated times

Real-time information uses electronic variable message signage (VMS) to display the estimated length of time it should take to reach upcoming motorway exits, based on current traffic flow conditions.  Real-time is updated regularly to provide motorists with accurate and timely information, for example real-time information on the M4 Motorway is updated every three minutes.

Real-time information is currently provided by Roads and Maritime Services in collaboration with the Transport Management Centre (TMC) on the following motorways:

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