WORLD HISTORY

HISTORY

THE INDUSTRIAL REVOLUTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Why did John McAdam used crushed stone on roads in Britain?
A
there were plenty of them as natural resources
B
it made them easier to travel on
C
he made good trade deals with other businesses
D
it was cheaper
Explanation: 

Detailed explanation-1: -Through his road-building experience, McAdam had learned that a layer of broken angular stones would act as a solid mass and would not require the large stone layer previously used to build roads. Keeping the surface stones smaller than the wheel width made a good running surface for traffic.

Detailed explanation-2: -McAdam’s design, called “MacAdam roads” and then simply “macadam roads, ‘’ represented a revolutionary advancement in road construction at the time. The water-bound macadam roads were the forerunners of the tar-and bitumen-based binding that was to become tarmacadam.

Detailed explanation-3: -Macadam: Macadam is a type of road construction that was developed in the 19th century by John Loudon McAdam. It involves laying down layers of small stones, or macadam, and compacting them to create a solid road surface.

Detailed explanation-4: -The civil engineer and road surveyor McAdam invented a road surface which revolutionised road building and travel.

Detailed explanation-5: -John Loudon McAdam was a pioneering Scottish engineer who almost single-handedly changed the way roads were built around the world. His innovative shallow camber, crushed, compacted stone layered roads would become the standard for road building throughout the world.

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