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.

Summary from Wikipedia (CC BY-SA 4.0) · Dates from Wikidata (CC0)

Who was born first?

• John Loudon McAdam was born 1 year after Gaspard de Prony
• John Loudon McAdam was born 3 years after Samuel Crompton
• John Loudon McAdam was born 3 years after Jean-Pierre Blanchard
• John Loudon McAdam was born 3 years before William Playfair
• John Loudon McAdam was born 4 years after Joseph Marie Jacquard

Timeline

1. Joseph Marie JacquardJuly 7, 1752 – August 7, 1834
2. Jean-Pierre BlanchardJuly 4, 1753 – March 7, 1809
3. Samuel CromptonDecember 3, 1753 – June 26, 1827
4. Gaspard de PronyJuly 22, 1755 – July 29, 1839
5. John Loudon McAdam (this page)September 21, 1756 – November 26, 1836
6. William PlayfairSeptember 22, 1759 – February 11, 1823

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