About John Loudon McAdam

John Loudon McAdam was a Scottish civil engineer and road-builder. He invented a new process, "macadamisation", for building roads with a smooth hard surface, using controlled materials of mixed particle size and predetermined structure, that would be more durable and less muddy than soil-based tracks.

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Occupation: civil engineer, inventor, engineer, military personnel

Facts from Wikidata (CC0). Image via Wikimedia Commons (Public domain).

John Loudon McAdam

Scottish engineer and road-builder (1756–1836)

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