Evaluation of the National HGV Speed Limit Increase

The primary aims of the evaluation are to generate the evidence needed to support future policy decisions and validate the initial impact assessment for the increase. The evaluation will also help the Department meet a commitment made to report on the impact of the speed limit increase on an annual basis. There are four main components to the research; a. Evidence review – this should be a rapid review of the existing evidence on vehicle specific speed limits and the links between both absolute speed and speed-va...