bewellplus.gsu.edu
proutyhaylee
proutyhaylee proutyhaylee
  • 16-02-2016
  • Social Studies
Answered

How were macadam roads were made

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KashMoney35
KashMoney35 KashMoney35
  • 16-02-2016

Macadam roads were made out of compacted subgrade of crushed granite or greestone designed to support the load, covered by a surface of light stone to absorb wear and tear and shed water to the drainage ditches.

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