Research about the risks involved in increasing the speed limit of heavy goods vehicles (HGVs) over 7.5 tonnes on single carriageways.
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This research considers whether or not there could be safety risks if the speed limit for heavy good vehicles weighing over 7.5 tonnes is increased. The research looked the effects of increasing the speed limit on single carriageway, de-restricted roads from 40 to 50 (or possibly 45) miles per hour.
The Department for Transport commissioned the Transport Research Laboratory (TRL) to provide an evidence-base analysis and reasoned opinion.