 Ibs. ; on a road made with six inches of broken stone of great hardness, laid on a foundation of large stones, set in the form of a pavement, the power required is 46 Ibs. ; on a road made with a thick coating of broken stone, laid on earth, the power...  Road Legislation for the American State - Side 12av Jeremiah Whipple Jenks - 1889 - 83 siderUten tilgangsbegrensning - Om denne boken
 | Henry Brooke Parnell (1st baron Congleton.) - 1833 - 488 sider
...following are the results : on a wellmade pavement, the power required to draw awaggon is 33 Ibs. ; on a road made with six inches of broken stone of great...hardness, laid on a foundation of large stones, set in the form of a pavement, the power required is 46 Ibs. ; on a road made with a thick coating of broken... | |
 | 1834 - 462 sider
...following are the results : on a well-made pavement, the power required to draw a waggon is 33 Ibs.; on a road made with six inches of broken stone of great...hardness, laid on a foundation of large stones, set in the form of a pavement, the power required ia 46 Ibs.; on a road made with a thick. coating of broken... | |
 | 1834 - 896 sider
...following are the results: on a well-made pavement, the power required to draw a wagon is 33 Ibs., on a road made with six inches of broken stone of great hardness, laid on a foundation of large stones, sei in the form of a pavement, is 46 Ibs.; on a road made with a thick coating of broken stone, laid... | |
 | Sir Henry Parnell - 1838 - 512 sider
...following are the results: on a well-made pavement, the power required to draw a waggon is 33 Ibs. ; on a road made with six inches of broken stone of great...hardness, laid on a foundation of large stones, set in the form of a pavement, the power required is 46 Ibs. ; on a road made with a thick coating of broken... | |
 | William Lee (asst. surveyor of highways.) - 1843 - 26 sider
...experiments : — On a well-made pavement, the power required to draw a waggon is 33 pounds ; on a road made with six inches of broken stone of great hardness, laid on a foundation of large »tones, set in the form of a pavement, the power required is 46 pounds ; ou a road made with a thick... | |
 | Henry Law - 1850 - 150 sider
...mentioned. Description of road. Force, in pounds, required to move a ton. On a well-made pavement On a road made with six inches of broken stone of great ] hardness, laid either on a foundation of large stones, set in > the form of a pavement, or upon a bottoming of concrete... | |
 | Ohio State Board of Agriculture - 1870 - 740 sider
...H. Parnell on Roads, p. 464. Force, in pounds, required to move a ton. Description of road. 33 On a road made with six inches of broken stone of great hardness, laid either on a foundation of large stones, Bet in the form of a pavement, or 46 On an old flint road,... | |
 | Ohio State Board of Agriculture - 1870 - 742 sider
...H. Parnell on Roads, p. 464. Force, in pounds, required to move a ton. Description of road. 33 On a road made with six inches of broken stone of great hardness, laid either on a foundation of large stones, set in the form of a pavement, or 46 On an old flint road,... | |
 | Quincy Adams Gillmore - 1876 - 262 sider
...pavement ..................... 32 to 33 4. A Macadamized road of small broken stones. ... 65 pounds. 5. A Telford road, made with six inches of broken stone...foundation of large stones set as a pavement ........... 46 pounds. 6. A road covered with six inches of broken stone laid on concrete foundation ................... | |
 | Quincy Adams Gillmore - 1876 - 292 sider
...33 " 4. A Macadamized road of small broken stones. ... 65 pounds. 5. A Telford road, made with sis inches of broken stone of great hardness, laid on a foundation of large stones set as a pavement 46 pounds. 6. A road covered with six inches of broken stone laid on concrete foundation 46 " 7. A road... | |
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