proutyhaylee
proutyhaylee
16-02-2016
Social Studies
contestada
How were macadam roads were made
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KashMoney35
KashMoney35
17-02-2016
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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