 Well-made roads, formed of clean, hard, broken stone, placed on a solid foundation, are very little affected by changes of atmosphere ; weak roads, or those that are imperfectly formed of gravel, flint, or round pebbles, without a bottoming or foundation...  A Treatise on the Principles and Practice of Levelling, Showing Its ... - Page 95by Frederick Walter Simms - 1856 - 214 pagesFull view - About this book
 | Alexander Gordon - 1832 - 236 pages
...very little affected by changes of atmosphere; weak roads, or those that are imperfectly formed with gravel, flint, or round pebbles, without a bottoming...of the necessity of putting the gravel on in thin layers; this mixture of earth or clay, in dry warm seasons, expands by the heat, and makes the road... | |
 | 1832 - 890 pages
...very little affected by atmospheric changes; weak roads, or those that are imperfectly formed with gravel, flint, or round pebbles, without a bottoming...become bound, or firm, a considerable portion of the sub soil mixes with the stone or gravel in consequence of the necessity of putting the gravel on in... | |
 | United States. Congress. House - 1832 - 834 pages
...very little affected by changes of atmosphere; weak roads, or those that are imperfectly formed with gravel, flint, or round pebbles, without a bottoming...stone pavement or concrete, are, on the contrary, much af• Bread Ih of Description of carriage. Velocity in miles per hour. Weight, on an average, in tona.... | |
 | Great Britain. Parliament. House of Commons. Select Committee on Steam Carriages - 1832 - 352 pages
...very little affected by changes of atmosphere-; weak roads, or those that are imperfectly formed with gravel, flint, or round pebbles, without a bottoming...stone pavement or concrete, are, on the contrary, much afBreadth of Description of carriage. Velocity in milea per hour. Weight, on an average, in tons. Breadth... | |
 | 1833 - 470 pages
...very little affected by changes of atmosphere ; weak roads, or those that are imperfectly formed with gravel, flint, or round pebbles, without a bottoming...of the necessity of putting the gravel on in thin layers ; this mixture of earth or clay, in dry warm seasons, expands by the heat, and riiakes the road... | |
 | Luke Hebert - 1835 - 938 pages
...very little affected by changes of atmosphere ; weak roads, or those that arc imperfectly formed with gravel, flint, or round pebbles, without a bottoming,...of the necessity of putting the gravel on in thin layers : this mixture of earth or clay, in dry, warm seasons, expands by the heat, and makes the road... | |
 | Simeon DeWitt Bloodgood - 1838 - 252 pages
...atmosphere ; weak roads, or those that are imperfectly formed with gravel, flint or round pebbles, without bottoming, or foundation of stone pavement or concrete,...of the necessity of putting the gravel on in thin layers : this mixture of earth or clay, in dry, warm seasons, expands by the heat, and makes the road... | |
 | Roads - 1839 - 360 pages
...very little affected by atmospheric changes ; weak roads, or those which are imperfectly formed with gravel, flint, or round pebbles, without a bottoming,...of the necessity of putting the gravel on in thin layers : this mixture of earth or clay, in dry warm seasons, expands by the heat, and makes the road... | |
 | 1844 - 772 pages
...affected by atmospheric changes. Weak roads, on the contrary, or those which arc imperfectly formed with gravel, flint, or round pebbles, without a bottoming, or foundation of stone pavement or concrete, are much affected by changes of weather. In the formation of such roads, and before they become bound or... | |
 | Luke Hebert - 1846 - 944 pages
...very little affected by change! of atmosphere ; weak roads, or those that are imperfectly formed with gravel, flint, or round pebbles, without a bottoming,...are, on the contrary, much affected by changes of the wealhtr. In the formation of such roads, and before they become bound or firm, a considerable portion... | |
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