. Agriculture [microform]. Agriculture; Agriculture. clean as in layers, rounded, o\v that a bind well he pieces, and more mber the : of all be lides; the V and the noroughly ROADS. 191 jnes the ing until t be well n choos- j ground lied trap ; are too nc road. none of stone in '.ve make what is called a macadam road. It is so named after a Srottish engineer, John L. Macadam, who lived from 1756 to 183O, and who originated this method of making Fig. 85. - -A Macadam road. We may, however, begin the road by kning a foundation of flat stones from six to eight inches in thickness, then a
. Agriculture [microform]. Agriculture; Agriculture. clean as in layers, rounded, o\v that a bind well he pieces, and more mber the : of all be lides; the V and the noroughly ROADS. 191 jnes the ing until t be well n choos- j ground lied trap ; are too nc road. none of stone in '.ve make what is called a macadam road. It is so named after a Srottish engineer, John L. Macadam, who lived from 1756 to 183O, and who originated this method of making Fig. 85. - -A Macadam road. We may, however, begin the road by kning a foundation of flat stones from six to eight inches in thickness, then a layer of coarsely broken stone, another layer or course of more finely broken stone, and a thin coat of fine gravel or screenings on the surface—all well compacted by a heavy roller. This kind of road is called a Telford road, from the inventor, Thomas Telford, a Scottish engineer, who lived from 1757 to Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original James, C. C. (Charles Canniff), 1863-1916. Toronto : G. N. Morang
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Keywords: ., bookauth, bookcentury1800, bookdecade1890, booksubjectagriculture
