In 2006, local transport plans produced by local authorities outside London were assessed to determine how authorities performed in each category of the network management duty.
The assessment found that the average mark across these authorities for the Works Management category was “Fair” but the average for all categories was “Good”.
The full assessment can be found on the Department for Transport's website at the following address:
The Department has recently commissioned a three year evaluation contract which aims to determine the effectiveness in mitigating congestion and disruption of different parts of the Traffic Management Act including Network Management and works in the highway. The conclusions will become available towards the end of the contract period.