: In 1870, Belgian chemist Edmund J. DeSmedt laid the first true asphalt pavement in the U.S. in Newark, New Jersey. The Modern Era
: Invented "macadam" roads, which used layers of crushed stone to improve drainage. asphalt
As cars replaced horses, the demand for smooth, durable roads skyrocketed. : In 1870, Belgian chemist Edmund J
: The Babylonians used it as a mortar for brick walls and as a sealant for their famed Hanging Gardens . : In 1870
Modern asphalt began with two Scottish engineers in the early 19th century: