The Department for Transport is consulting on legislation to make it illegal for buses, coaches, HGVs and minibuses to run with a tyre aged 10 years or over.
To support the consultation, DfT launched a research project to explore if the age of a tyre has a direct impact on its safety. The report “Tyre Ageing: Its effect on material properties and structural integrity” was conducted by TRL. “The test programme identified an increased tyre rubber compound stiffness with age, with an associated reduction in elasticity with increasing age,” it stated.
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