A new report for the DfT has identified the key factors influencing road wear and dust resuspension to the particulate PM2.5.
According to the study by consultancies AECOM and Ricardo the four main areas are vehicles, vehicle dynamics, road characteristics and climate.
The size, weight, and tyre type can all affect road wear, the report says. “However, while there is evidence to link vehicle weight and axle load to road degradation, there is little evidence for their impacts on PM2.5...
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