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Macadam
Summary
- Macadam is a type of road construction pioneered by the Scotsman John Loudon McAdam in the early 1800s. It consisted of creating three layers of stones laid on a sloped subgrade with side ditches for drainage.
Soundex: M235 Metaphone: MKTM Reference |
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* This page is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Macadam".