Difference between revisions of "Macadam"
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Pavement made with layers of crushed [[granite]] or [[greenstone]]. Macadam is usually sealed with [[tar]] or [[asphalt]] to produce a hard, smooth water-resistant roadway called [[tarmac]]. Macadam pavement was invented by John L. McAdam in 1815, a Scottish civil engineer. | Pavement made with layers of crushed [[granite]] or [[greenstone]]. Macadam is usually sealed with [[tar]] or [[asphalt]] to produce a hard, smooth water-resistant roadway called [[tarmac]]. Macadam pavement was invented by John L. McAdam in 1815, a Scottish civil engineer. | ||
| − | == | + | == Sources Checked for Data in Record == |
* ''Dictionary of Building Preservation'', Ward Bucher, ed., John Wiley & Sons, Inc., New York City, 1996 | * ''Dictionary of Building Preservation'', Ward Bucher, ed., John Wiley & Sons, Inc., New York City, 1996 | ||
Revision as of 07:44, 1 May 2016
Description
Pavement made with layers of crushed Granite or Greenstone. Macadam is usually sealed with Tar or Asphalt to produce a hard, smooth water-resistant roadway called Tarmac. Macadam pavement was invented by John L. McAdam in 1815, a Scottish civil engineer.
Sources Checked for Data in Record
- Dictionary of Building Preservation, Ward Bucher, ed., John Wiley & Sons, Inc., New York City, 1996
- Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998
- Encyclopedia Britannica, http://www.britannica.com Comment: "macadam" Encyclopædia Britannica Premium Service. [Accessed 28 Sept. 2005].
- Wikipedia, the free encyclopedia, at http://www.wikipedia.com Comment: http://en.wikipedia.org/wiki/Macadam (Accessed Sept. 28, 2005)