 The surface will then be compressed by steam rollers, after which a small amount of hydraulic cement will be swept over it, and it will then be thoroughly compressed by a steam roller weighing not less than 175 pounds to the inch run, the rolling being...  United States Congressional Serial Set - 305. lappuse1912Pilnskats - Par šo grāmatu
 | 1884 - 924 lapas
...by hand rollers; after which a small amount of hydraulic cement shall be swept over it, and it shall then be thoroughly compressed by a steam roller, weighing not less than 250 pounds to the inch-run, the rolling being continued for not less than five hours for every 1,000... | |
 | William Rich Hutton - 1889 - 320 lapas
...by the Chief Engineer of the Harlem River Bridge Commission. The surface will then be compressed by rollers, after which a small amount of hydraulic cement...will be swept over it, and it will then be thoroughly compacted by steam roller to weigh not less than two hundred and fifty pounds per lineal inch, the... | |
 | Detroit (Mich.). City Council - 1889 - 982 lapas
...compression, it will have a thickness of two inches. The surface will then be compressed by a hand roller, after which a small amount of hydraulic cement will be swept over it, and it will be thoroughly compressed by ft steam roller, the rolling being continued as long as it makes an impression... | |
 | Edward Gurley Love - 1890 - 450 lapas
...ultimate compression, it will have a thickness of two inches. The surface will then be compressed by rollers, after which a small amount of hydraulic cement...will then be thoroughly compressed by a steam roller; the rolling being continued as long as it makes an impression on the surface. Should there be a railroad... | |
 | Edward Gurley Love - 1890 - 450 lapas
...by hand-rollers, after which a small amount of hydraulic cement shall be swept over it, and it shall then be thoroughly compressed by a steam roller weighing not less than 250 pounds to the inch run ; the rolling to be continued for not less than five hours for every 1,000... | |
 | Austin Thomas Byrne - 1892 - 752 lapas
...constantly tested by means of gauges furnished by the engineer. The surface will then be compressed by hand rollers, after which a small amount of hydraulic cement will be swept over it, and it will then be compressed by a steam roller weighing not less than 5 tons, to be followed by another steam roller... | |
 | 1892 - 396 lapas
...by hand rollers, after which a small amount of hydraulic cement shall be swept over it, and it shall then be thoroughly compressed by a steam roller weighing not less than 250 pounds to the inch run, the rolling to be continued for not less than five hours for every 1.ooo... | |
 | John Butler Johnson - 1895 - 440 lapas
...by hand rollers, after which a small amount of hydraulic cement shall be swept over it, and it shall then be thoroughly compressed by a steam roller weighing not less than two hundred and fifty pounds to the inch run ; the rolling to be continued for not less than five hours... | |
 | John Butler Johnson - 1895 - 444 lapas
...by hand rollers, after which a small amount of hydraulic cement shall be swept over it, and it shall then be thoroughly compressed by a steam roller weighing not less than two hundred and fifty pounds to the inch run ; the rolling to be continued for not less than five hours... | |
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