 ... (1) when the road is sloppy, muddy or sticky on the surface and firm or hard underneath; (2) when the surface is covered with a very deep loose dust and hard underneath; (3) when the mud is very deep and so sticky that it adheres to the wheels of...  A Treatise on Roads and Pavements - Seite 23von Ira Osborn Baker - 1910 - 655 SeitenVollansicht - Über dieses Buch
 | Ohio State Board of Agriculture - 1898 - 882 Seiten
...surface and firm or hard underneath ; (2) When the surface is covered with a very deep, loose dust and hard underneath ; (3) When the mud is very deep and so sticky that it adheres to the wheels of both kinds of wagons. It appears that the dust must be extraordinarily deep to show a higher... | |
 | Michigan State University. Agricultural Experiment Station - 1898 - 818 Seiten
...surface and firm or hard underneath; (2) when the surface is covered with a very deep, loose dust and hard underneath; (3) when the mud is very deep and so sticky that it adheres to the wheels on both kinds of wagons. It appears that the dust must be extraordinarily deep to show a higher... | |
 | New Jersey. Commissioner of Public Roads - 1898 - 242 Seiten
...surface and firm or hard underneath ; (2) when the surface is covered with a very deep, loose dust, and hard underneath ; (3) when the mud is very deep and so sticky that it adheres to the wheels on both kinds of wagons. It appears that the dust must be extraordinarily •deep to show a... | |
 | Ohio State Board of Agriculture - 1898 - 884 Seiten
...surface and firm or hard underneath ; (2) When the surface is covered with a very deep, loose dust and hard underneath ; (3) When the mud is very deep and so sticky that it adheres to the wheels of both kinds of wagons. It appears that the dust must be extraordinarily deep to show a higher... | |
 | Pennsylvania. Department of Agriculture - 1899 - 926 Seiten
...surface and firm or hard underneath; (2) when the surface is covered with a very deep, loose dust and hard underneath; (3) when the mud is very deep and so sticky that it adheres to the wheels of both kinds of wagons. The explanation of the higher draft of the broad tires over the wet... | |
 | Maryland Geological Survey - 1899 - 636 Seiten
...surface and firm or hard underneath; (2) when the surface is covered with a very deep loose dust and hard underneath; (3) when the mud is very deep and so sticky that it adheres to the wheels of both kinds of wagons. It appears that the dust must be extraordinarily deep to show a higher... | |
 | Maryland Geological Survey - 1899 - 688 Seiten
...hard underneath; (2) when the surface is covered with a very deep loose dust and hard underneath; (H) when the mud is very deep and so sticky that it adheres to the wheels of both kinds of wagons. It appears that the dust must be extraordinarily deep to show a higher... | |
 | New York (State). State Engineer and Surveyor - 1900 - 598 Seiten
...surface, and firm or hard underneath; (2) When the surface is covered with a very deep, loose dust, and hard underneath; (3) When the * mud is very deep and' so sticky that it adheres to the wheels of both kinds of wagon. It appears that the dust must be extraordinarily deep to show a higher... | |
 | Ira Osborn Baker - 1903 - 688 Seiten
...vary nearly inversely as the square root of the mean diameter — certainly more nearly than as either the first power or the cube root. For obvious reasons,...width of tire upon the tractive power, obtained by the Studebaker Bros. Manufacturing Co., South Bend, Ind., in 1892, with an ordinary 3*-inch thimbleskein... | |
 | Ira Osborn Baker - 1913 - 700 Seiten
...is of no great importance. 31. Width of Tire. If the wheel cuts into the road surface, the tracti%re resistance is thereby increased; but with surfaces...large number of experiments not included in Table 4, poge 24. Table 5, page 25, gives data on the effect of width of tire upon the tractive power, obtained... | |
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