Reflecting on the past year, the impact of TRL’s mission is clear to see; it helps to take a different perspective in order to appreciate it.

A suite of services to support researchers and product developers seeking evidence and insights from real world road traffic collision data. There are multiple sources of information about road ...

A suite of services to support researchers and product developers seeking evidence and insights from real world road traffic collision data. There are multiple sources of information about road ...

In the UK, Advanced Stop Lines (ASLs) are an area in front of the main traffic stop line at signal-controlled junctions that can currently only be used by cyclists. This area provides cyclists with ...

Understanding the relationships between road surface properties and high speed friction is key to managing the risk of loss of vehicle control. It is understood that, in wet conditions, texture depth ...

In Many countries road traffic is growing rapidly in volume and in size and weight of the vehicles using the roads. As a consequence, highway engineers concerned with designing new roads or the ...

There has been much debate in the literature and elsewhere regarding cycle helmets and their potential to prevent injury. This cycle helmet safety research report was commissioned to provide a ...

This study aimed to assess the impact of interacting with two infotainment systems, Android Auto and Apple CarPlay, on four driver performance measures: reaction time, driving behaviour, eyes-off road ...

Currently, during automated vehicle trials there are two personnel present within each test vehicle: the Safety Driver and the Test Assistant. This summary report presents recommendations on how to ...