A lane splitting experiment showed ‘disappointing’ results, according to road safety experts, but they see the need for a second, more in-depth experiment. A five-year experiment in 11 French departments, allowing motorcyclists to filter between lanes of slow moving or stopped traffic, will end on Sunday 31 January 2021. Filtering – or lane splitting – will again be prohibited on all French roads from 1 February. The experiment, according to road safety experts, showed ‘disappointing’ results. CEREMA (the Centre for Studies and Expertise on Risks, Environment, Mobility and Planning), in charge of assessing the experiment, has submitted its report to the Interministerial Delegate for Road Safety (DISR). This report shows that the accident of motorized two-wheelers increased by 12% on the roads where the experiment took place, while it decreased by 10% on the other roads of the departments concerned. ‘The filtering by motorized two-wheelers was well accepted by other road user...