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Farewell potholes? UK team invents self-healing road surface
Researcher at Swansea University says tiny plant spores mixed into bitumen can extend surface lifespan by 30%
For all motorists, but perhaps the Ferrari-collecting rocker Rod Stewart in particular, it will be music to the ears: researchers have developed a road surface that heals when it cracks, preventing potholes without a need for human intervention. “When you close the cracks you prevent potholes forming in the future and extend the lifespan of the road,” said Dr Jose Norambuena-Contreras, a researcher on the project at Swansea University. After pledging £1.6bn to repair roads and fix more than 7m potholes in England this year, the transport secretary, Heidi Alexander, said the hazards had “plagued motorists for far too long”.
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