 Dyckerhoff brand, and capable of withstanding a tensile strength of 400 pounds to the square inch after having been three hours in air and seven days in water, and shall be mixed in the proportion of one part of cement to three parts of crushed granite....  A Hand-book for Cement Users - Page 242by Charles Carroll Brown - 1905 - 369 pagesFull view - About this book
 | Sewerage - 1884 - 846 pages
...Brooks-Shoebridge, DykerhofF or Hanover, and capable of withstanding a tensile strain of 500 pounds to tbe square inch after having been three hours in air and...broken that each piece will pass through a threefourths (£) of an itich ring in all its diameters, and which shall be entirely free from dust or dirt. The... | |
 | Richard Josiah Hinton - Irrigation - 1890 - 400 pages
...in the calculation of stability and strains. Portland cement of the best obtainable quality was used in the proportion of one part of cement to three parts of sharp river sand. For the upper 4 feet next to the water a richer mixture of one to two was used. The... | |
 | Walter Gilman Berg - Technology & Engineering - 1893 - 550 pages
...worked to the proper condition for use. 260. Cement mortar will be made of hydraulic cement and sand, in the proportion of one part of cement to three parts of sand. These ingredients must be measured. They must be thoroughly mixed while dry, and then wet and... | |
 | John Butler Johnson - Engineering - 1895 - 440 pages
...the best Portland cement, equal to the Dyckerhoff brand, and capable of withstanding a tensile strain of 400 pounds to the square inch after having been...water, and shall be mixed in the proportion of one part cement to three parts of crushed granite. The crushed granite shall consist of irregular, sharp-edged... | |
 | John Butler Johnson - Engineering - 1895 - 444 pages
...the best Portland cement, equal to the Dyckerhoff brand, and capable of withstanding a tensile strain of 400 pounds to the square inch after having been...water, and shall be mixed in the proportion of one part • cement and three parts of crushed granite. The crushed granite shall consist of irregular, sharp-edged... | |
 | William Henry Maxwell - Incinerators - 1898 - 418 pages
...with steam by the destructor, to about ilin. size, and this is mixed by hand on an ordinary bunker in the proportion of one part of cement to three parts of broken clinker, the compo being mixed very wet. " The frame in which the mould is placed works in a... | |
 | Edward Wegmann - Dams - 1899 - 506 pages
...filled with concrete made as hereinbefore specified, with the exception that the component materials shall be mixed in the proportion of one part of cement to three parts of small stone or gravel of such size as the Engineer shall direct, and thoroughly rammed, care being... | |
 | Edward Wegmann - Barrages - 1899 - 478 pages
...filled with concrete made as hereinbefore specified, with the exception that the component materials shall be mixed in the proportion of one part of cement to three parts of small stone or gravel of such size as the Engineer shall direct, and thoroughly rammed, care being... | |
 | John Butler Johnson - Engineering - 1901 - 480 pages
...shall be mixed in the proportion of one part cement to three parts of crushed granite. The crashed granite shall consist of irregular, sharp-edged pieces, so broken that each piece will pass through a three fourths (|4) of an inch ring in all its diameters, and which shall be entirely free from dust... | |
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